Rainbow Quartz 8mm Rounds
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
Rainbow Quartz 8mm Rounds
$2.69