Optical calcite crystal


Optical calcite crystal

SKU: 1031 Category:


Optical calcite crystals are available and an interesting crystal to show students. When the crystal is placed on text, it has a double refraction or the text appears doubled. The size of the crystals are approximately 1 inch by 1.5 inches. On the Mohs scale they have a  hardness of 3.  Stock #1031

Additional information

Weight 0.2 lbs


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