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by 10manwire
May 22nd, 2013, 6:48 pm
Forum: 2013 Study Events
Topic: Rocks & Minerals B/C
Replies: 116
Views: 20034

Re: Rocks & Minerals B/C

The national tests are always available the next year in the test packets sold online at the official SO store (soinc.org)
Would it be possible for the samples used at nationals be posted online/in the packet next year? (since that hasn't usually been in the packet in the past...)
by 10manwire
January 2nd, 2013, 9:43 pm
Forum: 2013 Study Events
Topic: Rocks & Minerals B/C
Replies: 116
Views: 20034

Re: Rocks & Minerals B/C

Has anyone ever had a question that asked where specific rocks or minerals could be found in the world? Just wondering in case I should know. Not in that exact wording, no. Mainly, I think, because there are many places to find minerals, and many minerals can be found in multiple locations. However...
by 10manwire
January 2nd, 2013, 9:40 pm
Forum: 2013 Study Events
Topic: Rocks and Minerals Question Marathon
Replies: 690
Views: 57808

Re: Rocks and Minerals Question Marathon

Quartz? (since it can form with almost all other minerals  :lol:), Albite = 2.6 - 2.63, Fluorite = 3.0 - 3.3, Quartz = 2.6 - 2.7
If this is correct, melissay63 may go as I probably would not have guessed albite.
by 10manwire
January 2nd, 2013, 3:13 pm
Forum: 2013 Study Events
Topic: Rocks and Minerals Question Marathon
Replies: 690
Views: 57808

Re: Rocks and Minerals Question Marathon

correct!
by 10manwire
January 1st, 2013, 8:10 pm
Forum: 2013 Study Events
Topic: Rocks and Minerals Question Marathon
Replies: 690
Views: 57808

Re: Rocks and Minerals Question Marathon

[img]http://www.worldofjaspers.com/images/McDermitt/GaryGreen2.jpg[/img]
by 10manwire
January 1st, 2013, 7:12 pm
Forum: 2013 Study Events
Topic: Rocks and Minerals Question Marathon
Replies: 690
Views: 57808

Re: Rocks and Minerals Question Marathon

Fluorite, per chance?
by 10manwire
December 31st, 2012, 3:36 pm
Forum: 2013 Study Events
Topic: Rocks and Minerals Question Marathon
Replies: 690
Views: 57808

Re: Rocks and Minerals Question Marathon

Allinea was just explaining why the sphalerite was sphalerite and not citrine as darkdeserthighway was confused.
by 10manwire
December 30th, 2012, 4:16 pm
Forum: 2013 Study Events
Topic: Rocks & Minerals B/C
Replies: 116
Views: 20034

Re: Rocks & Minerals B/C

I have not and I doubt it will ever be asked because "the conditions of the test used to obtain the number must be specified" and that would create some variance and ultimately be harder to grade for the proctor.
by 10manwire
December 28th, 2012, 9:06 pm
Forum: 2013 Study Events
Topic: Rocks and Minerals Question Marathon
Replies: 690
Views: 57808

Re: Rocks and Minerals Question Marathon

Sorry for the double post! :?
by 10manwire
December 28th, 2012, 9:06 pm
Forum: 2013 Study Events
Topic: Rocks and Minerals Question Marathon
Replies: 690
Views: 57808

Re: Rocks and Minerals Question Marathon

Do you know what would cause the tint/color change? It also doesn't look as conchoidal as obsidian usually does, so how would you ID this?

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