non silicates - phosphates Flashcards

1
Q

what phosphates do you need to be able to identify?

A
  • apatite
  • pseudo malachite
  • turquoise
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2
Q
identify the following mineral:
habit:
-bladed/anhedral
lustre:
- earthy/dull
clevage:
-none
hardness:
-5/6
colour:
- specific shade of light blue
A

Turquoise

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3
Q
identify the following mineral?
habit:
- prismatic/elongated habit 
colour:
-almost minty green 
- no streak
lustre:
- vitreous 
hardness:
- 5/6
clevage:
- one direction 
other features:
- ditinguishable flat hexagonal topped crystals
A

apatite

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4
Q

what are the diagnostic properties of apatite?

A
  • hexagonal flat topped crystals

- prismatic habits (they basically dont form any other habits)

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5
Q

what does the pseudomalachite specimen look like?

A

tumeric yellow with several dark green grains and a very rough topped surface

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