Vintage Geology Wall Chart Rocks & Minerals by HoofAndAntler

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Corundum var. Ruby in Zoisite Locality: Longido, Arusha, Tanzania Description: Superb hexagonal ruby crystal, the red-pink gem variety of the mineral species corundum, in green zoisite matrix. The ruby crystal has exceptionally rich color and runs completely through the matrix. From the Online Mineral Museum

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List of Rocks | Common rock-forming minerals gemstones are minerals

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Ammolite is a rare and valuable opal-like organic gemstone. Category: fossilized, mineralized Ammonite shell.

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Coyamito Agate. More

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950g New find Green Phantom Quartz Crystal Cluster Mineral Specimen Healing*1

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Rocks and Minerals, Tumbled Gemstones, Semi Precious Gemstone Pendants,TXT Stones, Amethyst, Rose Quartz, Moonstone, Jasper, Agate, Geode, Citrine, Onyx, Shark Tooth Fossil, Arrowhead

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Sycamore Mineral Springs, San Luis Obispo, CA

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Poster of rock minerals, showing classification. I NEED this for my room. That way I can dream about earths materials in my sleep.

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Stunning Amethyst Geode 8.3" AGATE Crystal Egg, Mineral, Rock, Stone #CZ003

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