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Reference Tables for Physical Setting/Earth ScienceO N G I S L A N D S O U N D C H A M P L A I N...

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Heat energy gained during melting . . . . . . . . . . 334 J/g Heat energy released during freezing . . . . . . . . 334 J/g Heat energy gained during vaporization . . . . . 2260 J/g Heat energy released during condensation . . . 2260 J/g Density at 3.98°C . . . . . . . . . . . . . . . . . . . . . . . . 1.0 g/mL New York State Fossil 2011 EDITION This edition of the Earth Science Reference Tables should be used in the classroom beginning in the 2011–12 school year. The first examination for which these tables will be used is the January 2012 Regents Examination in Physical Setting/Earth Science. The University of the State of New York • THE STATE EDUCATION DEPARTMENT • Albany, New York 12234 • www.nysed.gov Reference Tables for Physical Setting/EARTH SCIENCE Eccentricity = distance between foci length of major axis Gradient = change in field value distance Density = mass volume Rate of change = change in value time Equations RADIOACTIVE ISOTOPE DISINTEGRATION HALF-LIFE (years) Carbon-14 Potassium-40 Uranium-238 Rubidium-87 C 14 K 40 U 238 Rb 87 N 14 Pb 206 Sr 87 5.7 × 10 3 1.3 × 10 9 4.5 × 10 9 4.9 × 10 10 Ar 40 Ca 40 Specific Heats of Common Materials Radioactive Decay Data Properties of Water Average Chemical Composition of Earth’s Crust, Hydrosphere, and Troposphere MATERIAL SPECIFIC HEAT (Joules/gram • °C) Liquid water 4.18 Solid water (ice) 2.11 Water vapor 2.00 Dry air 1.01 Basalt 0.84 Granite 0.79 Iron 0.45 Copper 0.38 Lead 0.13 ELEMENT (symbol) CRUST HYDROSPHERE TROPOSPHERE Percent by mass Percent by volume Percent by volume Percent by volume Oxygen (O) 46.10 94.04 33.0 21.0 Silicon (Si) 28.20 0.88 Aluminum (Al) 8.23 0.48 Iron (Fe) 5.63 0.49 Calcium (Ca) 4.15 1.18 Sodium (Na) 2.36 1.11 Magnesium (Mg) 2.33 0.33 Potassium (K) 2.09 1.42 Nitrogen (N) 78.0 Hydrogen (H) 66.0 Other 0.91 0.07 1.0 1.0 Eurypterus remipes
Transcript
  • Heat energy gained during melting . . . . . . . . . . 334 J/g

    Heat energy released during freezing . . . . . . . . 334 J/g

    Heat energy gained during vaporization . . . . . 2260 J/g

    Heat energy released during condensation . . . 2260 J/g

    Density at 3.98°C . . . . . . . . . . . . . . . . . . . . . . . . 1.0 g/mL

    New York State Fossil

    2011 EDITIONThis edition of the Earth Science Reference Tables should be used in theclassroom beginning in the 2011–12 school year. The first examination forwhich these tables will be used is the January 2012 Regents Examination inPhysical Setting/Earth Science.

    The University of the State of New York • THE STATE EDUCATION DEPARTMENT • Albany, New York 12234 • www.nysed.gov

    Reference Tables forPhysical Setting/EARTH SCIENCE

    Eccentricity = distance between focilength of major axis

    Gradient =change in field value

    distance

    Density =mass

    volume

    Rate of change =change in value

    time

    Equations

    RADIOACTIVEISOTOPE

    DISINTEGRATION HALF-LIFE(years)

    Carbon-14

    Potassium-40

    Uranium-238

    Rubidium-87

    C14

    K40

    U238

    Rb87

    N14

    Pb206

    Sr87

    5.7 × 103

    1.3 × 109

    4.5 × 109

    4.9 × 1010

    Ar40

    Ca40

    Specific Heats of Common MaterialsRadioactive Decay Data

    Properties of Water

    Average Chemical Compositionof Earth’s Crust, Hydrosphere, and Troposphere

    MATERIAL SPECIFIC HEAT(Joules/gram • °C)

    Liquid water 4.18

    Solid water (ice) 2.11

    Water vapor 2.00

    Dry air 1.01

    Basalt 0.84

    Granite 0.79

    Iron 0.45

    Copper 0.38

    Lead 0.13

    ELEMENT(symbol)

    CRUST HYDROSPHERE TROPOSPHEREPercent by mass Percent by volume Percent by volume Percent by volume

    Oxygen (O) 46.10 94.04 33.0 21.0

    Silicon (Si) 28.20 0.88

    Aluminum (Al) 8.23 0.48

    Iron (Fe) 5.63 0.49

    Calcium (Ca) 4.15 1.18

    Sodium (Na) 2.36 1.11

    Magnesium (Mg) 2.33 0.33

    Potassium (K) 2.09 1.42

    Nitrogen (N) 78.0

    Hydrogen (H) 66.0

    Other 0.91 0.07 1.0 1.0

    Eurypterus remipes

  • Physical Setting/Earth Science Reference Tables — 2011 Edition 2

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  • Physical Setting/Earth Science Reference Tables — 2011 Edition 4

    Su

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  • Physical Setting/Earth Science Reference Tables — 2011 Edition 5

    Peru-

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  • Physical Setting/Earth Science Reference Tables — 2011 Edition 6

    Ero

    s ion

    Wea

    ther

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    rosi

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    Metam

    orphism

    MeltingSo

    lidific

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    ing& E

    rosion

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    Weathering & Erosion

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    Heat and/or Pressure

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    ntation

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    Comp

    action

    and/or Deposition

    IGNEOUSROCK

    SEDIMENTS

    MAGMA

    METAMORPHICROCK

    SEDIMENTARYROCK

    0.0001

    0.001

    0.01

    0.1

    1.0

    10.0

    100.0

    PAR

    TIC

    LE

    DIA

    ME

    TE

    R (

    cm)

    Boulders

    Cobbles

    Pebbles

    Sand

    Silt

    Clay

    1000500

    50100

    105

    10.5

    0.10.05

    0.01

    STREAM VELOCITY (cm/s)

    This generalized graph shows the water velocityneeded to maintain, but not start, movement. Variationsoccur due to differences in particle density and shape.

    25.6

    6.4

    0.2

    0.006

    0.0004

    Rock Cycle in Earth’s Crust

    Scheme for Igneous Rock Identification

    Relationship of TransportedParticle Size to Water Velocity

    Pyroxene(green)

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    ume)

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    CRYSTALSIZE

    TEXTURE

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    COMPOSITION

    DENSITY

    COLOR

    100%

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    50%

    25%

    0%

    100%

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    25%

    0%

    IGN

    EO

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    Du

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    Non-vesicular

    Non-vesicular

    Vesicular basaltVesicular rhyolite Vesicularandesite

    Diabase

  • Physical Setting/Earth Science Reference Tables — 2011 Edition 7

    INORGANIC LAND-DERIVED SEDIMENTARY ROCKS

    COMPOSITIONTEXTURE GRAIN SIZE COMMENTS ROCK NAME MAP SYMBOL

    Rounded fragments

    Angular fragmentsMostlyquartz,feldspar, andclay minerals;may containfragments ofother rocksand minerals

    Pebbles, cobbles,and/or bouldersembedded in sand,silt, and/or clay

    Clastic(fragmental)

    Very fine grain

    Compact; may spliteasily

    Conglomerate

    Breccia

    CHEMICALLY AND/OR ORGANICALLY FORMED SEDIMENTARY ROCKS

    Crystalline

    Halite

    Gypsum

    Dolomite

    Calcite

    Carbon

    Crystals fromchemicalprecipitatesand evaporites

    Rock salt

    Rock gypsum

    Dolostone

    Limestone

    Bituminous coal

    . . . . .. . . .

    Sand(0.006 to 0.2 cm)

    Silt(0.0004 to 0.006 cm)

    Clay(less than 0.0004 cm)

    Sandstone

    Siltstone

    Shale

    Fine to coarse

    COMPOSITIONTEXTURE GRAIN SIZE COMMENTS ROCK NAME MAP SYMBOL

    Fineto

    coarsecrystals

    Microscopic tovery coarse

    Precipitates of biologicorigin or cemented shellfragments

    Compactedplant remains

    . . . . .. . . .

    Bioclastic

    Crystalline orbioclastic

    FO

    LIA

    TE

    D

    Fine

    Fineto

    medium

    Mediumto

    coarse

    Regional

    Low-grademetamorphism of shale

    Platy mica crystals visiblefrom metamorphism of clayor feldspars

    High-grade metamorphism;mineral types segregatedinto bands

    Slate

    Schist

    Gneiss

    COMPOSITIONTEXTUREGRAINSIZE COMMENTS ROCK NAME

    TYPE OFMETAMORPHISM

    (Heat andpressureincreases)

    MIN

    ER

    AL

    ALI

    GN

    ME

    NT

    BA

    ND

    -IN

    G

    MAP SYMBOL

    Foliation surfaces shinyfrom microscopic micacrystals

    Phyllite

    GA

    RN

    ET

    PY

    RO

    XE

    NE

    FE

    LD

    SPA

    R

    AM

    PH

    IBO

    LE

    MIC

    AQ

    UA

    RT

    Z

    Hornfels

    NO

    NF

    OLI

    AT

    ED

    Metamorphism ofquartz sandstone

    Metamorphism oflimestone or dolostone

    Pebbles may be distortedor stretched

    Metaconglomerate

    Quartzite

    Marble

    Coarse

    Fineto

    coarse

    Quartz

    Calcite and/ordolomite

    Variousminerals

    Contact(heat)

    Various rocks changed byheat from nearbymagma/lava

    VariousmineralsFine

    Anthracite coalRegional Metamorphism ofbituminous coalCarbonFine

    Regional

    or

    contact

    Scheme for Metamorphic Rock Identification

    Scheme for Sedimentary Rock Identification

  • Physical Setting/Earth Science Reference Tables — 2011 Edition 8

    PLEISTOCENEPLIOCENE

    MIOCENE

    OLIGOCENE

    EOCENE

    PALEOCENE

    LATE

    EARLY

    LATEMIDDLE

    EARLY

    LATE

    MIDDLEEARLYLATE

    MIDDLE

    EARLY

    LATE

    MIDDLE

    EARLY

    LATE

    MIDDLE

    EARLY

    LATE

    EARLY

    LATE

    MIDDLE

    EARLY

    LATE

    MIDDLE

    EARLY

    EARLYLATE

    GEOLOGIC HISTORY

    ElliptocephalaCryptolithus

    Phacops Hexameroceras ManticocerasEucalyptocrinus

    CtenocrinusTetragraptus

    Dicellograptus EurypterusStylonurus

    B LA EC D G HF I J NK M

    CentrocerasValcouroceras Coelophysis

    (Index fossils not drawn to scale)

    EraEon

    PH

    AN

    ER

    O-

    ZO

    ICP

    RE

    CA

    MB

    RI

    AN

    AR

    CH

    EA

    NP

    RO

    TE

    RO

    ZO

    IC

    LATE

    LATE

    MIDDLE

    MIDDLE

    EARLY

    EARLY

    0

    500

    1000

    2000

    3000

    4000

    4600

    Million years ago

    CENOZOIC

    MESOZOIC

    PALEOZOIC

    QUATERNARY

    NEOGENE

    PALEOGENE

    CRETACEOUS

    JURASSIC

    TRIASSIC

    PERMIAN

    CA

    RB

    ON

    IF-

    ER

    OU

    S

    DEVONIAN

    Period Epoch Life on Earth

    SILURIAN

    ORDOVICIAN

    CAMBRIAN

    580

    488

    444

    416

    318

    299

    200

    146

    Million years ago

    NY RockRecord

    PENNSYLVANIAN

    HOLOCENE

    65.5

    251

    1.85.3

    0.010

    23.033.9

    MISSISSIPPIAN

    Humans, mastodonts, mammoths

    55.8

    Large carnivorous mammalsAbundant grazing mammalsEarliest grasses

    Many modern groups of mammalsMass extinction of dinosaurs, ammonoids, and many land plants

    Earliest flowering plantsDiverse bony fishes

    Earliest birds

    Earliest mammals

    Mass extinction of many land and marine organisms (including trilobites)

    Mammal-like reptiles

    Abundant reptiles

    Extensive coal-forming forests

    Abundant amphibiansLarge and numerous scale trees and seed ferns (vascular plants); earliest reptiles

    359Earliest amphibians and plant seedsExtinction of many marine organisms

    Earth’s first forestsEarliest ammonoids and sharksAbundant fish

    Earliest insectsEarliest land plants and animals

    Abundant eurypterids

    Invertebrates dominantEarth’s first coral reefs

    Burgess shale fauna (diverse soft-bodied organisms)Earliest fishes

    Earliest trilobites542

    Abundant stromatolites

    Ediacaran fauna (first multicellular, soft-bodied marine organisms)

    Extinction of many primitive marine organisms

    First sexually reproducingorganisms

    Oldest known rocks

    Estimated time of originof Earth and solar system

    Sediment

    Bedrock

    Abundant dinosaurs and ammonoids

    Earliest dinosaurs

    Great diversity of life-forms with shelly parts

    1300

    Evidence of biologicalcarbon

    Earliest stromatolitesOldest microfossils

    Oceanic oxygenproduced bycyanobacteriacombines withiron, formingiron oxide layerson ocean floor

    Oceanic oxygen begins to enterthe atmosphere

  • Physical Setting/Earth Science Reference Tables — 2011 Edition 9

    Grenville orogeny: metamorphism ofbedrock now exposed in the Adirondacksand Hudson Highlands

    Advance and retreat of last continental ice

    Sands and clays underlying Long Island andStaten Island deposited on margin of AtlanticOcean

    Dome-like uplift of Adirondack region begins

    Intrusion of Palisades sill

    Initial opening of Atlantic OceanNorth America and Africa separate

    Pangaea begins to break up

    Catskill delta formsErosion of Acadian Mountains

    Acadian orogeny caused by collision ofNorth America and Avalon and closing of remaining part of Iapetus Ocean

    Salt and gypsum deposited in evaporite basins

    Erosion of Taconic Mountains; Queenston deltaforms

    Taconian orogeny caused by closing of western part of Iapetus Ocean and collision between North America and volcanic island arc

    Widespread deposition over most of New Yorkalong edge of Iapetus Ocean

    Rifting and initial opening of Iapetus Ocean

    Erosion of Grenville Mountains

    OF NEW YORK STATE

    MastodontBeluga Whale

    CooksoniaBothriolepis

    Maclurites EospiriferMucrospiriferAneurophyton

    CondorNaples Tree CystiphyllumLichenaria Pleurodictyum

    PO RQ S T U V W X Y Z

    Platyceras

    Time Distribution of Fossils(including important fossils of New York) Important Geologic

    Events in New YorkInferred Positions ofEarth’s Landmasses

    ADU (2011)

    The center of each lettered circle indicates the approximate time of existence of a specific index fossil (e.g. Fossil lived at the end of the Early Cambrian).

    PL

    AC

    OD

    ER

    M F

    ISH

    A

    Alleghenian orogeny caused bycollision of North America andAfrica along transform margin,forming Pangaea

    119 million years ago

    359 million years ago

    458 million years ago

    232 million years ago

    59 million years ago

    TR

    ILO

    BIT

    ES

    C

    B

    A

    BIR

    DS

    S

    E

    D

    F

    NA

    UT

    ILO

    IDS

    AM

    MO

    NO

    IDS

    G

    CR

    INO

    IDS

    H

    I

    J

    K

    GR

    AP

    TO

    LIT

    ES

    L

    DIN

    OS

    AU

    RS

    MA

    MM

    AL

    S

    O

    N

    EU

    RY

    PT

    ER

    IDS

    M P

    Q

    VA

    SC

    UL

    AR

    PL

    AN

    TS

    T

    U

    V

    CO

    RA

    LS

    R

    BR

    AC

    HIO

    PO

    DS

    GA

    ST

    RO

    PO

    DS

    W

    X

    Y

    Z

  • Physical Setting/Earth Science Reference Tables — 2011 Edition 10

    Inferred Properties of Earth’s Interior

  • 24

    23

    22

    21

    20

    19

    18

    17

    16

    15

    14

    13

    12

    11

    10

    9

    8

    7

    6

    5

    4

    3

    2

    1

    1 2 3 4 5 6 7 8

    EPICENTER DISTANCE (× 103 km)

    P

    9 10

    S

    TR

    AV

    EL

    TIM

    E (

    min

    )

    00

    Physical Setting/Earth Science Reference Tables — 2011 Edition 11

    Earthquake P-Wave and S-Wave Travel Time

  • 1– 33– 28– 24– 21–18–14–12–10– 7– 5– 3–11468

    10121416192123252729

    2

    – 36– 28– 22–18–14–12– 8– 6– 3–11368

    111315171921232527

    0– 20–18–16–14–12–10– 8– 6– 4– 2

    02468

    1012141618202224262830

    – 20–18–16–14–12–10– 8– 6– 4– 2

    02468

    1012141618202224262830

    3

    – 29– 22–17–13– 9– 6– 4–11469

    1113151720222426

    4

    – 29– 20–15–11– 7– 4– 2

    1469

    11141618202224

    5

    – 24–17–11– 7– 5– 2

    1479

    121416182123

    6

    –19–13– 9– 5– 2

    147

    101214171921

    7

    – 21–14– 9– 5– 2

    147

    1012151719

    8

    –14– 9– 5–1248

    10131618

    9

    – 28–16–10– 6– 2

    258

    111416

    10

    –17–10– 5–2369

    1114

    11

    –17–10– 5–1269

    12

    12

    –19–10– 5–137

    10

    13

    –19–10– 5

    048

    14

    –19–10– 4

    15

    15

    –18– 9– 3

    1

    12840485561667173777981838586878888899091919292929393

    2

    1123334148545863677072747678798081828384858686

    0100100100100100100100100100100100100100100100100100100100100100100100100100100

    – 20–18–16–14–12–10– 8– 6– 4– 2

    02468

    1012141618202224262830

    3

    1320323745515659626567697172747576777879

    4

    112028364246515457606264666869707172

    5

    111202735394348505456586062646566

    6

    61422283338414548515355575961

    7

    10172428333740444649515355

    8

    61319252933364042454749

    9

    410162126303336394244

    10

    28

    1419232730343639

    11

    17

    12172125283134

    12

    16

    111520232629

    13

    51014182125

    14

    49

    131720

    15

    49

    1216

    Difference Between Wet-Bulb and Dry-Bulb Temperatures (C°)

    Difference Between Wet-Bulb and Dry-Bulb Temperatures (C°)Dry-BulbTempera -ture (°C)

    Dry-BulbTempera -ture (°C)

    Dewpoint (°C)

    Relative Humidity (%)

    Physical Setting/Earth Science Reference Tables — 2011 Edition 12

  • Physical Setting/Earth Science Reference Tables — 2011 Edition 13

    Temperature Pressure

    One atmosphere

    millibars(mb)

    inches(in of Hg*)

    30.701040.0

    1036.0

    1032.0

    1028.0

    1024.0

    1020.0

    1016.0

    1012.0

    1008.0

    1004.0

    1000.0

    996.0

    992.0

    988.0

    984.0

    980.0

    976.0

    972.0

    968.0

    *Hg = mercury

    30.60

    30.50

    30.40

    30.30

    30.20

    30.10

    30.00

    29.90

    29.80

    29.70

    29.60

    29.50

    29.40

    29.30

    29.20

    29.10

    29.00

    28.90

    28.80

    28.70

    28.60

    28.50

    Key to Weather Map Symbols

    196+19/

    .25

    28

    2721

    Station ModelStation Model Explanation

    196+19/

    .25

    28

    27

    12

    Amount of cloud cover(approximately 75% covered)

    Barometric pressure (1019.6 mb)Barometric trend(a steady 1.9-mb rise in past 3 hours)

    Precipitation(0.25 inches in past 6 hours)

    Wind direction(from the southwest)

    Temperature (°F)

    Present weather

    Visibility (mi)

    Dewpoint (°F)Wind speed

    (1 knot = 1.15 mi/h)

    whole feather = 10 knotshalf feather = 5 knots

    total = 15 knots

    Air MassesPresent Weather Fronts Hurricane

    Tornado

    cAcPcTmTmP

    continental arcticcontinental polarcontinental tropicalmaritime tropicalmaritime polar

    Cold

    Warm

    Stationary

    OccludedFreezing

    rainHaze

    Rain

    FogSnow

    Hail Rainshowers

    Thunder-storms

    Drizzle

    Sleet

    Smog

    Snowshowers

    Fahrenheit(°F)

    Celsius(°C)

    Kelvin(K)

    Water boils220

    200

    180

    160

    140

    120

    100

    80

    60

    40

    20

    0

    –20

    –40

    –60

    Room temperature

    Water freezes

    110

    100

    90

    80

    70

    60

    50

    40

    30

    20

    10

    0

    –10

    –20

    –30

    –40

    –50

    380

    370

    360

    350

    340

    330

    320

    310

    300

    290

    280

    270

    260

    250

    240

    230

    220

  • Physical Setting/Earth Science Reference Tables — 2011 Edition 14

    Gamma rays

    X rays

    Ultraviolet Infrared

    Microwaves

    Radio waves

    Visible light

    Violet Blue Green Yellow Orange Red

    Decreasing wavelength Increasing wavelength

    (Not drawn to scale)

    Electromagnetic Spectrum

    Planetary Wind and MoistureBelts in the Troposphere

    The drawing on the right shows the locations of the belts near the time of anequinox. The locations shift somewhatwith the changing latitude of the Sun’s vertical ray. In the Northern Hemisphere,the belts shift northward in the summerand southward in the winter.

    (Not drawn to scale)

    Selected Properties of

    Earth’sAtmosphere

  • Physical Setting/Earth Science Reference Tables — 2011 Edition 15

    Solar System Data

    CelestialObject

    Mean Distance from Sun

    (million km)

    Period ofRevolution

    (d=days) (y=years)

    Period ofRotation at Equator

    Eccentricityof Orbit

    EquatorialDiameter

    (km)

    Mass(Earth = 1)

    Density(g/cm3)

    SUN — — 27 d — 1,392,000 333,000.00 1.4

    MERCURY 57.9 88 d 59 d 0.206 4,879 0.06 5.4

    VENUS 108.2 224.7 d 243 d 0.007 12,104 0.82 5.2

    EARTH 149.6 365.26 d 23 h 56 min 4 s 0.017 12,756 1.00 5.5

    MARS 227.9 687 d 24 h 37 min 23 s 0.093 6,794 0.11 3.9

    JUPITER 778.4 11.9 y 9 h 50 min 30 s 0.048 142,984 317.83 1.3

    SATURN 1,426.7 29.5 y 10 h 14 min 0.054 120,536 95.16 0.7

    URANUS 2,871.0 84.0 y 17 h 14 min 0.047 51,118 14.54 1.3

    NEPTUNE 4,498.3 164.8 y 16 h 0.009 49,528 17.15 1.8

    EARTH’SMOON

    149.6(0.386 from Earth)

    27.3 d 27.3 d 0.055 3,476 0.01 3.3

    Characteristics of Stars(Name in italics refers to star represented by a .)

    (Stages indicate the general sequence of star development.)

    Color

    Surface Temperature (K)

    0.0001

    0.001

    0.01

    0.1

    1

    10

    100

    1,000

    10,000

    100,000

    1,000,000

    Lu

    min

    osi

    ty(R

    ate

    at w

    hich

    a s

    tar

    emits

    ene

    rgy

    rela

    tive

    to th

    e S

    un)

    20,000 10,000 8,000 6,000 4,000 3,000

    Blue Blue White White Yellow

    2,000

    RedOrange

    Sirius

    Spica

    Polaris

    Rigel

    Deneb Betelgeuse

    SUPERGIANTS(Intermediate stage)

    (Intermediate stage)GIANTS

    Barnard’sStar

    ProximaCentauri

    Pollux

    Alpha Centauri

    Aldebaran

    Sun

    Procyon B SmallStars

    MassiveStars

    WHITE DWARFS(Late stage)

    MAIN SEQUENCE

    (Early stage)

    40 Eridani B

    30,000

  • 1–2�

    silver togray

    black streak,greasy feel

    pencil lead,lubricants C Graphite

    2.5 �metallicsilver

    gray-black streak, cubic cleavage,density = 7.6 g/cm3

    ore of lead,batteries PbS Galena

    5.5–6.5 �black to

    silverblack streak,

    magneticore of iron,

    steel Fe3O4 Magnetite

    6.5 �brassyyellow

    green-black streak,(fool’s gold)

    ore ofsulfur FeS2 Pyrite

    5.5 – 6.5or 1 �

    metallic silver orearthy red red-brown streak

    ore of iron,jewelry Fe2O3 Hematite

    1 �white togreen greasy feel

    ceramics,paper Mg3Si4O10(OH)2 Talc

    2 �yellow toamber white-yellow streak sulfuric acid S Sulfur

    2 �white to

    pink or grayeasily scratched

    by fingernailplaster of paris,

    drywall CaSO4•2H2O Selenite gypsum

    2–2.5 �colorless to

    yellowflexible in

    thin sheets paint, roofing KAl3Si3O10(OH)2 Muscovite mica

    2.5 �colorless to

    whitecubic cleavage,

    salty tastefood additive,

    melts ice NaCl Halite

    2.5–3 �black to

    dark brownflexible in

    thin sheetsconstruction

    materialsK(Mg,Fe)3

    AlSi3O10(OH)2Biotite mica

    3 �colorless

    or variablebubbles with acid,

    rhombohedral cleavagecement,

    lime CaCO3 Calcite

    3.5 �colorless

    or variablebubbles with acidwhen powdered

    buildingstones CaMg(CO3)2 Dolomite

    4 �colorless or

    variablecleaves in

    4 directionshydrofluoric

    acid CaF2 Fluorite

    5–6 �black to

    dark greencleaves in

    2 directions at 90°mineral collections,

    jewelry(Ca,Na) (Mg,Fe,Al)

    (Si,Al)2O6Pyroxene

    (commonly augite)

    5.5 �black to

    dark greencleaves at

    56° and 124°mineral collections,

    jewelryCaNa(Mg,Fe)4 (Al,Fe,Ti)3

    Si6O22(O,OH)2

    Amphibole(commonly hornblende)

    6 �white to

    pinkcleaves in

    2 directions at 90°ceramics,

    glass KAlSi3O8Potassium feldspar

    (commonly orthoclase)

    6 �white to

    graycleaves in 2 directions,

    striations visibleceramics,

    glass (Na,Ca)AlSi3O8 Plagioclase feldspar

    6.5 �green to

    gray or browncommonly light green

    and granularfurnace bricks,

    jewelry (Fe,Mg)2SiO4 Olivine

    7 �colorless or

    variableglassy luster, may form

    hexagonal crystalsglass, jewelry,

    electronics SiO2 Quartz

    6.5–7.5 �dark redto green

    often seen as red glassy grainsin NYS metamorphic rocks

    jewelry (NYS gem),abrasives Fe3Al2Si3O12 Garnet

    HARD- COMMON DISTINGUISHINGLUSTER NESS COLORS CHARACTERISTICS USE(S) COMPOSITION* MINERAL NAME

    Nonm

    etal

    lic lu

    ster

    *Chemical symbols: Al = aluminum Cl = chlorine H = hydrogen Na = sodium S = sulfur C = carbon F = fluorine K = potassium O = oxygen Si = siliconCa = calcium Fe = iron Mg = magnesium Pb = lead Ti = titanium

    � = dominant form of breakage

    Met

    allic

    lust

    erEi

    ther

    FRAC

    TURE

    CLEA

    VAG

    E

    Properties of Common Minerals

    Physical Setting/Earth Science Reference Tables — 2011 Edition 16

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