Perles en pierre de lune grise 4mm PLGU Coeur Hardness: between 3

Hardness: between 3

Possible color: Ultramarine blue

Lodolite quartz:

except in the optical axis) Refractive index: n0: 1

A savoir: L'agate blue lace est une calcédoine bleue

Perles en pierre de lune grise 4mm PLGU Coeur Hardness: between 3Gray moonstone beads. Color: Grey Size: 4mm Country of origin: India Please note: The last two photos and the last video show the beads without thread to see the color. The row is in a zip bag. Gemological information about moonstone: Note: The name moonstone is a trade name. Officially part of the feldspar group. This is the name generally given to orthoclase. But some feldspars can also inherit this name when they exhibit adularescence, this is the