Agate | |
Chemical Formula |
SiO2 |
Species |
Silicates |
Mohs Scale |
6.5-7 |
Specific Gravity |
2.58-2.64 |
Color |
White to grey, light blue, orange to red, black. banded |
Streak |
White |
Luster |
Waxy |
Refractive Index |
1.530–1.540 |
Diaphaneity |
Translucent |
Cleavage |
None |
Fracture |
Conchoidal with very sharp edges. |
Crystal Habit:Cryptocrystalline silica |