The Very Highest Quality Zoisite Information... |
Zoisite |
|
Colour:
Rose red, green, and blue or purple (tanzanite).
Chemical Composition and Name | Ca2Al2(AlOH)(SiO4)3 - Hydrous Calcium Aluminium Silicate |
Hardness | 6.0 - 6.5 |
Refractive Index | 1.700 to 1.706 |
Specific Gravity | 3.25 - 3.37 |
Crystalline System | Rhombic |
...at the Lowest Possible Price |
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