Rocks and Minerals Question Marathon
- 10manwire
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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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- 10manwire
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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?
"If a man does not keep pace with his companions, perhaps it is because he hears a different drummer. Let him step to the music which he hears, however measured or far away." ~ Henry David Thoreau
"We shall never know all the good that a simple smile can do." ~ Mother Teresa
"We shall never know all the good that a simple smile can do." ~ Mother Teresa
- 10manwire
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Re: Rocks and Minerals Question Marathon
Sorry for the double post! 

"If a man does not keep pace with his companions, perhaps it is because he hears a different drummer. Let him step to the music which he hears, however measured or far away." ~ Henry David Thoreau
"We shall never know all the good that a simple smile can do." ~ Mother Teresa
"We shall never know all the good that a simple smile can do." ~ Mother Teresa
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Re: Rocks and Minerals Question Marathon
thsom is correct! it's red obsidian. I don't think that it's tinted though...
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Re: Rocks and Minerals Question Marathon
oops, my badstarfield wrote:thsom is correct! it's red obsidian. I don't think that it's tinted though...

- darkdeserthighway
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Re: Rocks and Minerals Question Marathon
Hi, I'm new...How do I upload an image?
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Re: Rocks and Minerals Question Marathon
Not exactly a rocks and minerals question. . .
but i believe you can copy and paste.
I'm counting that as answering a question, so name the densest and shiniest type of coal.

but i believe you can copy and paste.
I'm counting that as answering a question, so name the densest and shiniest type of coal.
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- darkdeserthighway
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Re: Rocks and Minerals Question Marathon
I tried that... anyway: [hide]Anthracite coal[/hide]Nerdy One wrote:Not exactly a rocks and minerals question. . .![]()
but i believe you can copy and paste.
I'm counting that as answering a question, so name the densest and shiniest type of coal.
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Re: Rocks and Minerals Question Marathon
true true. I did R&M last year and hated it, but didn't do too badly, surprisingly enough. Also, correct.
Nerd is not just a four-letter word. It is a future six-digit salary.
- darkdeserthighway
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Re: Rocks and Minerals Question Marathon
Identify this mineral, state a use: 

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