Biaxial crystal among the following is |
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a) |
Calcite |
b) |
Quartz |
c) |
Selenite |
d) |
Tourmaline |
Biaxial crystal among the following is |
|||||||
a) |
Calcite |
b) |
Quartz |
c) |
Selenite |
d) |
Tourmaline |
(c) Calcite, quartz and tourmaline are uniaxial crystals |