Weight: | - |
Color: | Purple, Yellow |
Selling Unit of Measure: | ea |
Gemstone Quality: | AA |
Gemstone Quality Description: | Light to medium purple and light to medium golden yellow; eye clean; good cut and polish |
Stone Enhancement Code: | N |
Stone Hardness: | 7 |
Gem Species: | Quartz |
Stone RI: | 1.544-1.553 |
Stone Specific Gravity: | 2.66 |
Stone Optic Character: | DR |
Stone Phenomena: | None |
Stone Ultrasonic Reaction: | Usually safe |
Steamer Reaction: | Risky |
Heat Reaction: | Fair-color change may occur with heat |
Chemical Reaction: | Hydrofluoric acid, ammonium fluoride |
Major Sources: | Bolivia |