Hornblende (most common amphibole) Flashcards

1
Q

Hornblende Shape

A

Diamond shaped in cross-section

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2
Q

Hornblende Colour

A

Green to black

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3
Q

Hornblende Hardness

A

5-6

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4
Q

Hornblende Cleavage

A

Two directions at about 60* (56*)

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5
Q

Hornblende Lustre

A

Vitreous/Shiny

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6
Q

Hornblende Density

A

3.0-3.5

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7
Q

Hornblende Streak

A

White/grey

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8
Q

Hornblende Structure

A

Double chain

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