Feldspar (orthoclase/plagioclase) Flashcards by Finlay Stevenson | Brainscape

Q

Feldspar Shape

A

Approximately Rectangular

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Q

Feldspar Colour

A

Pink(orthoclase) white or grey (plagioclase)

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Q

Feldspar Hardness

A

6

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Q

Feldspar Cleavage

A

Two directions

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Q

Feldspar Lustre

A

Vitreous/dull

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Q

Feldspar Density

A

2.6

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Q

Feldspar Streak

A

White

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Q

Feldspar Structure

A

Framework

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