Zoisite

Physical Properties of Zoisite
Uses	gemstone
Color	gray, pale green, brown, white, greenish brown, greenish gray, pink
Streak	colorless
Luster	vitreous
Diaphaneity	transparent to subtranslucent
Cleavage	perfect
Mohs Hardness	6 - 6.7
Specific Gravity	3.2 - 3.4
Distinguishing Characteristics	color, cleavage
Crystal System	orthorhombic

Ruby, a variety of corundum in zoisite from Transvaal, South Africa. Specimen is approximately 4 inches (10 centimeters) across.

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Sunstone: A feldspar with aventurescence caused by light reflecting from platy inclusions.

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Zoisite clinozoisite, with epodite from Sonora, Mexico. Specimen is approximately 3 inches (7.6 centimeters) across.

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