tungstate Flashcards

1
Q

scheelite formula

A

CaWO4

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2
Q

scheelite crystal form

A
  • tetragonal dipyramidal, pyramidal on the 112, resembling octahedron in some angles
  • granular and massive
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3
Q

scheelite cleavage

A

prismatic

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4
Q

scheelite hardness

A

4.5 to 5

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5
Q

scheelite specific gravity

A

5.9 to 6.1

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6
Q

scheelite color

A

adamantine to vitreous translucent to transparent. white, yellow, green brown. bluish white under uv

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7
Q

scheelite occurrence

A
  • granitic pegmatites
  • high temp hydrothermal veins associated with granitic rocks
  • contact metamorphic deposits
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8
Q

scheelite remarks

A
  • high specific gravity and fluorescence under uv
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