enstatite, common silicate mineral in the pyroxene family. It is the stable form of magnesium silicate (MgSiO3, often with up to 10 percent iron) at low temperatures. See orthopyroxene. Where does Hypersthene come from? Hypersthene gemstones have been found in the Adirondack Mountains of New York in the United StatesRead More →

Hypersthene gemstones have been found in the Adirondack Mountains of New York in the United States as well as Labrador and Quebec, Canada. What is enstatite made of? Enstatite (MgSiO3) is the magnesium endmember of the pyroxene mineral group. This mineral consists of chains of linked silica tetrahedra with magnesiumsRead More →