Quartz variety Amethyst

Amethyst violet variety of quartz

amethyst birthstone labeled

amethyst birthstone

Amethyst

Amethyst quartz

Beryl variety Morganite

Quartz variety Tiger Eye

Hedenbergite variety Coccolite in Calcite

Willemite variety Troostite Zinc Orthosilicate

Gypsum variety Selenite

Microcline variety Amazonite

Beryl variety Vorobievite Beryllium cesium aluminum silicate

Beryl variety Aquamarine

squash variety

Spodumene variety Hiddenite

Richterite variety Fluor richterite with white Albite

Quartz variety Citrine

Orthoclase variety Adularia with Baveno twinning

Hematite fiberous variety Pencil Ore

Spodumene variety Kunzite

Olivine variety Peridot

Microcline variety Amazonite with Smoky Quartz

Fluorapatite variety Manganapatite with albite Calcium manganese fluo phosphate