Green Tsavorite Garnet 7.5mm Round A Grade - 15-16 Inch 10mm Matrix This stone is composed of

This stone is composed of angular fragments of minerals

though treated stones have more potassium in them than before

Due to its color and clarity

5 billion years ago

Pietersite is composed of

Green Tsavorite Garnet 7.5mm Round A Grade - 15-16 Inch 10mm Matrix This stone is composed ofGarnets are a group of silicate minerals that have been used since the Bronze Age as gemstones and abrasives. All species of garnets possess similar physical properties and crystal forms, but differ in chemical composition. The different species are pyrope, almandine, spessartine, grossular (varieties of which are hessonite or cinnamon stone and tsavorite), uvarovite and andradite.