Black magnetite sand at Ocean Beach, California, makes it one of many fun mineral beaches to visit

4 Must-See Mineral Beaches for Rockhounds

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Magnetite crystal sample

Magnetite and Lodestone: Properties & Uses

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peridot crystal isolated on black

Peridot Crystals: Born of Fire and Light

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cavansite on stilbite

Minerals for Collectors: 12 Must-Have Specimens

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heart shaped herkimer diamond just dug from a vug

What Are Herkimer Diamonds? How They Form & Where to Find...

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smithsonite specimen mounted in a display case

Smithsonite, Smithson & the Smithsonian

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quartz specimen on black background quartz is a seven on the mohs scale of hardness

What is the Mohs Scale of Hardness?

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what-is-anagate

What is an Agate?

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sodalite

Sodalite Mineral Guide: Formation & Locations

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Russian hematite

Hematite Mineral: A Classic Iron Oxide Explained

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