Rocks & Minerals B/C

Cherrie_Lan · Post by **Cherrie_Lan** » Sun Sep 11, 2016 7:01 pm

Quartz (jasper), 2.5-2.9, iron inclusions.

bhavjain · Post by **bhavjain** » Sun Sep 11, 2016 7:22 pm

Correct.

Cherrie_Lan · Post by **Cherrie_Lan** » Mon Sep 12, 2016 5:04 pm

ID, and state a special characteristic about this mineral.

Post by **Magikarpmaster629** » Mon Sep 12, 2016 7:06 pm

Cherrie_Lan wrote:

ID, and state a special characteristic about this mineral.

Fluorite; a special characteristic is that it has two main forms. This one, the cubic form, forms at low temperature, whereas the rarer octahedral form occurs in high temperature environments.

bhavjain · Post by **bhavjain** » Mon Sep 12, 2016 7:25 pm

Cherrie_Lan wrote:

ID, and state a special characteristic about this mineral.

Answer (Click to Show Hidden Text)

Fluorite. Exhibits the phenomenon of fluorescence (violet-blue) and thermoluminescence.

bhavjain · Post by **bhavjain** » Mon Sep 12, 2016 9:36 pm

Which of the following shows the (011) plane correctly drawn?

Cherrie_Lan · Post by **Cherrie_Lan** » Wed Sep 14, 2016 4:29 pm

To my question above: Both Karp and Bhavjain are correct!

deji725 · Post by **deji725** » Wed Sep 14, 2016 10:27 pm

Ask more pls. I need to practice

Post by **Magikarpmaster629** » Thu Sep 15, 2016 2:34 pm

bhavjain wrote:Which of the following shows the (011) plane correctly drawn?

B

bhavjain · Post by **bhavjain** » Thu Sep 15, 2016 3:49 pm

Magikarpmaster629 Correct! Your turn.

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