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Turquoise
Turquoise
Mineral Properties and Uses
Physical Properties of Turquoise |
| Uses |
decorative stone, gemstone |
| Color |
turquoise green, sky blue, apple green, greenish gray |
| Streak |
white, greenish |
| Luster |
waxy |
| Diaphaneity |
nearly opaque |
| Cleavage |
perfect |
| Mohs Hardness |
5 - 6 |
| Specific Gravity |
2.6 - 2.8 |
| Distinguishing Characteristics |
color |
| Crystal System |
triclinic |
| A tear-drop turquoise cabochon from Sleeping Beauty Mine near Globe, Arizona. Gem is approximately 7.9 carats, and 18 millimeters by 11 millimeters. |
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| Turquoise from Manhattan, Nevada. Each specimen is approximately 1/2 inch (1.3 centimeters) across. |
| Tumbled beads of turquoise. Each bead is approximately 19 millimeters by 15 millimeters. |
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