Spurrite 2.66 ct Fancy Cut 10.80 x 9.60 x 4.80 mm New Mexicoz136

Description

Spurrite 2.66 ct Fancy Cut 10.80 x 9.60 x 4.80 mm z136

Spurrite

is a calc-silicate with formula Ca­5Si2O8CO3 and hardness of 5.

Is a grey translucent to transparent material with a crystalline structure and indeed is quite unknow among collectors of gemstones.

It comes from Tres Hermanes ,Luna County,New Mexico.