Rocks and Minerals Question Marathon

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PacificGoldenPlover
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Re: Rocks and Minerals Question Marathon

Post by PacificGoldenPlover » 

[img]http://depthome.brooklyn.cuny.edu/geology/core332/images/pyroxene.jpg[/img]
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Re: Rocks and Minerals Question Marathon

Post by inluvwyth_WANTED » 

Augite Pyroxene
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Re: Rocks and Minerals Question Marathon

Post by PacificGoldenPlover »

correct
Life List: n. A list of bird species definitively seen by a birdwatcher.
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Re: Rocks and Minerals Question Marathon

Post by inluvwyth_WANTED » 

[img]http://upload.wikimedia.org/wikipedia/commons/1/12/Epidote-Quartz-133771.jpg[/img][img]http://en.wikipedia.org/wiki/File:6158M-barite2.jpg[/img]
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Re: Rocks and Minerals Question Marathon

Post by piimasta314 » 

quartz (used in abrasives, glassmaking, some gemstones) and epidote (used in some gemstones...I don't know what else)
If it's not epidote it's olivine.
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Re: Rocks and Minerals Question Marathon

Post by inluvwyth_WANTED »

Correct. Epidote and quartz.
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Re: Rocks and Minerals Question Marathon

Post by piimasta314 »

Sweet! Okay: 
[img]http://geology.com/gemstones/opal/white-opal-250.jpg[/img]
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Re: Rocks and Minerals Question Marathon

Post by vulcanologist1234 » 

opal
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Re: Rocks and Minerals Question Marathon

Post by piimasta314 »

Correct!
Worst excuse for not turning in homework: "I couldn't find anyone to copy it from."
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Re: Rocks and Minerals Question Marathon

Post by vulcanologist1234 » 

[img]http://www.mindat.org/photos/0652821001161909922.jpg[/img]
My events:
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