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Posted: **April 11th, 2012, 2:10 pm**

Wadhk wrote:
Answer (Click to Show Hidden Text)
Quartz, tectosilicates. If this is correct, quizbowl can post the next question.

Yes
I would have also accepted "feldspar", but there are many different types of it, and quartz is more common than any of them.

Posted: **April 14th, 2012, 1:37 pm**

Dying thread!

Both minerals, please!

Posted: **April 14th, 2012, 6:45 pm**

Beryl and albite?

Posted: **April 15th, 2012, 7:02 pm**

Holla!!

Posted: **April 18th, 2012, 4:18 am**

Identify both! (Click to Show Hidden Text)

[img]http://i40.tinypic.com/20th2rc.jpg[/img]

Posted: **April 18th, 2012, 3:19 pm**

Possibly.... (Click to Show Hidden Text)

Fluorite and Calcite?

Posted: **April 18th, 2012, 5:15 pm**

For Argument's Sake (Click to Show Hidden Text)

Halite and Fluorite?

Posted: **April 18th, 2012, 7:33 pm**

Wadhk was right...

Posted: **April 18th, 2012, 7:52 pm**

ID both minerals.

Posted: **April 18th, 2012, 7:54 pm**

Ooh (Click to Show Hidden Text)

Gold and hematite

Rocks and Minerals Question Marathon