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April 2024 - Topaz

April 2024 - Topaz

Locality: Thomas Range, Utah Chemical Formula: Al2SiO4(F,OH)2 Topaz is the one of the hardest minerals on the Mohs scale, but... Read more

February 2024 - Tourmaline

February 2024 - Tourmaline

Mineral Name: Cyclosilicate Locality: Himalaya Mine, California Tourmaline is a kind of silicate crystal that comes in tons of colors, depending on... Read more

January 2024 - Aragonite

January 2024 - Aragonite

Locality:Santa Eulalia, Chihuahua, Mexico Chemical Formula: CaCO3 Mohs Hardness: 4 Aragonite is one of the crystal forms of calcium carbonate, and... Read more