Rocks and Minerals Question Marathon

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Wadhk
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Re: Rocks and Minerals Question Marathon

Postby Wadhk » November 7th, 2011, 8:35 pm

Albite, meaning white? (If this is correct someone else can post the next question)
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Re: Rocks and Minerals Question Marathon

Postby iYOA » November 7th, 2011, 8:59 pm

correct
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Wadhk
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Re: Rocks and Minerals Question Marathon

Postby Wadhk » November 9th, 2011, 5:44 pm

Someone else can post the next question.
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Re: Rocks and Minerals Question Marathon

Postby Mimsie » November 9th, 2011, 6:32 pm

[img]http://webmineral.com/specimens/photos/Magnetite.jpg[/img]

1. Name this Mineral
2. Give its chemical formula.
3. What is the streak color?
4. What is its cleavage?
Last edited by Mimsie on November 9th, 2011, 7:00 pm, edited 1 time in total.
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Re: Rocks and Minerals Question Marathon

Postby CopperPenny » November 9th, 2011, 6:45 pm

The image isn't showing up
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Re: Rocks and Minerals Question Marathon

Postby Mimsie » November 9th, 2011, 7:00 pm

I apologize.

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Re: Rocks and Minerals Question Marathon

Postby tuftedtitmouse12 » November 10th, 2011, 3:27 pm

magnetite
Fe2+Fe3+2O4
black
no cleavage, but octahedral parting can be found on some
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Mimsie
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Re: Rocks and Minerals Question Marathon

Postby Mimsie » November 10th, 2011, 5:57 pm

magnetite
Fe2+Fe3+2O4
black
no cleavage, but octahedral parting can be found on some
Correct.
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Re: Rocks and Minerals Question Marathon

Postby OldSpice » November 10th, 2011, 6:08 pm

EDIT: whoops, I didn't see the next page. Feel free to delete this post.
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Re: Rocks and Minerals Question Marathon

Postby tuftedtitmouse12 » November 11th, 2011, 7:52 am

someone can post instead of me... sorry, i just like answering the questions
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