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Zoisite
Zoisite
Mineral Properties and Uses
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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| Zoisite clinozoisite, with epodite from Sonora, Mexico. Specimen is approximately 3 inches (7.6 centimeters) across. |
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