Rocks, Minerals & Ores
Metamorphic Rocks and Minerals
Epidote
Calcium iron silicateSaline Valley, Inyo County, CA
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Metamorphic Rocks and Minerals
Epidote is a calcium iron silicate mineral commonly found in regional and contact metamorphic rocks. It typically forms in prismatic or fibrous crystals and is easily recognized by its pistachio-green color and glassy luster. In Saline Valley, Inyo County, California, epidote occurs in well-crystallized forms, often associated with other metamorphic minerals. Its unique appearance and role in metamorphic mineral assemblages make it a favorite among field geologists and mineral collectors alike.