Rocks & Minerals B/C ID/Question Marathon

AstroRockShock · Post by **AstroRockShock** » October 21st, 2013, 4:35 pm

technomario wrote:
I Think it's... (Click to Show Hidden Text)
Sulfur

Yep that is correct, if anyone got it incorrect I would be worried...
Anyways, your turn!

technomario · Post by **technomario** » October 22nd, 2013, 5:34 am

Ok how about this one....

Also... (Click to Show Hidden Text)

Give me a chemical formula and a hardness on the mohs scale

hexagonaria · Post by **hexagonaria** » October 22nd, 2013, 8:18 am

Best guess.. (Click to Show Hidden Text)

Azurite, chemical formula: Cu3(CO3)2(OH)2, hardness: 3.5-4

technomario · Post by **technomario** » October 24th, 2013, 7:14 am

Correct! You're next! Sorry for the delay I have been busy.

hexagonaria · Post by **hexagonaria** » October 26th, 2013, 6:48 pm

Oh, you guys probably want a new question, don't you?
ID the rock that makes up this fascinating formation.

No, it's not man-made!

technomario · Post by **technomario** » October 28th, 2013, 6:15 am

Is it...... (Click to Show Hidden Text)

Crystaline Limestone?

hexagonaria · Post by **hexagonaria** » October 28th, 2013, 6:47 am

technomario wrote:
Is it...... (Click to Show Hidden Text)
Crystaline Limestone?

Afraid not. Good try though

technomario · Post by **technomario** » October 29th, 2013, 5:51 am

Maybe (Click to Show Hidden Text)

Quartzite

hexagonaria · Post by **hexagonaria** » October 29th, 2013, 7:18 am

technomario wrote:
Maybe (Click to Show Hidden Text)
Quartzite

No sir.
Think igneous.

JAKE · Post by **JAKE** » October 30th, 2013, 5:37 pm

is it slate

Scioly.org