Description Orange Quartz Round Concave Cuts Please note these are deeper cut with thicker cut girdles. Moh’s Scale Hardness: 7 Specific Gravity: 2.65 Refractive Index: 1.54-1.55 Treatment: Permanent Coating Care: Avoid Ultrasonic Cleaners, and excessive wear/polishing on stone
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| Width | +/- 135cm |
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