Date post: | 25-Dec-2014 |
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Technology |
Upload: | isb4mt |
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By Amanda
Are all minerals precious?
NO!! Quartz is the most common mineral and is not precious.
Precious Minerals •Diamond •Ruby•Sapphire•Emerald•Aquamarine•Topaz•Opal
Unprecious Minerals•Calcite•Pyrite•Moonstone•Fluorite•Crystal•Jade•Pearl
Crystal
Diamond
SourcesSIRS DISCOVERER “Quartz” http://discoverer.prod.sirs.com/discoweb/disco/do/article?urn=urn%3Asirs%3AUS%3BARTICLE%3BART%3B0000028093
DiamondRuby
This is my presentation!
Thank you!!!!!