Rocks and Minerals Question Marathon

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PacificGoldenPlover
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Re: Rocks and Minerals Question Marathon

Postby PacificGoldenPlover » March 28th, 2013, 7:29 pm

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

Postby inluvwyth_WANTED » March 28th, 2013, 7:38 pm

Augite Pyroxene

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Re: Rocks and Minerals Question Marathon

Postby PacificGoldenPlover » March 28th, 2013, 7:40 pm

correct
Life List: n. A list of bird species definitively seen by a birdwatcher.
PacificGoldenPlover's Life List : 319
Most recent lifer: Red-throated Loon

2014 (Mira Loma/Troy/Regionals/States/Nationals)
Dynamic Planet (2/2/1/1/1)
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Water Quality (1/1/3/1/3)

inluvwyth_WANTED
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Re: Rocks and Minerals Question Marathon

Postby inluvwyth_WANTED » March 28th, 2013, 9:24 pm

[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

Postby piimasta314 » March 29th, 2013, 9:00 am

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

Postby inluvwyth_WANTED » March 29th, 2013, 7:27 pm

Correct. Epidote and quartz.

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Re: Rocks and Minerals Question Marathon

Postby piimasta314 » March 30th, 2013, 5:42 pm

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

Postby vulcanologist1234 » March 30th, 2013, 8:44 pm

opal
My events:
I'll let you figure it out

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Re: Rocks and Minerals Question Marathon

Postby piimasta314 » March 31st, 2013, 12:00 pm

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

Postby vulcanologist1234 » March 31st, 2013, 1:09 pm

[img]http://www.mindat.org/photos/0652821001161909922.jpg[/img]
My events:
I'll let you figure it out


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