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QUARTZ NATURAL COLOR Hardness 7 |
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RETURN TO »» QUARTZ CRYSTAL
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USD 60.00 ref:QUCRwH92g |
Windowed hematoid quartz 92 grms.70 x 64 mm.(head slighty damaged) Origin: Madagascar |
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Hardness: |
7 |
Specific Gravity: |
2.65 - 2.91 |
Refractive Index: |
1.544 - 1.553 |
Chemical Composition: |
SiO2, Silicon Dioxide |
Crystal Structure: |
Trigonal |
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