rochas e minerais

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8y
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Fossil Pelecypod Clams , Nodule showing both halves , Bivalves , from Arizona , #BP400 Shells by Collectorman2008 on Etsy
The Acid Test: Rock Experiments for Kids
Awesome science experiment! Rock testing & geology for kids -- perfect for summer science camps!
Mistérios do Mundo
"Crystals are living beings at the beginning of creation. All things have a frequency and a vibration." ~ Nikola Tesla Photo: Amethyst Scepter from Australia - specimen and Photo by Patrick Gunderson
Thunderstorm Fluorite - Small amount of impurities will cause color differences.
Fluorite (after Barite dissolution) - Hill-Ledford Mine, Rosiclare/Sub-Rosiclare Level, Ozark-Mahoning Co., Cave-in-Rock Dist., Illinois-Kentucky Fluorspar Dist., Hardin Co., Illinois
Trinity Mineral Co Auction
Durangite (rare phosphate) ~ Barranca Mine, Durango, Mexico
Minerals, Crystals & Fossils
Realgar on Stibnite - Baia Sprie, Maramures Co, Romania
Minerals, Crystals & Fossils
Buttgenbachite - Likasi Mine, Likasi, Katanga, Congo / Mineral Friends <3
Minerals, Crystals & Fossils
Hessonite and Diopside - Ala Valley, Lanzo Valleys, Torino Province, Piedmont, Italy
The Gem Collection
Unbelievable 55.4 gram Rubellite Tourmaline #Gemstones #Tourmaline
The 'King of Tourmalines' opens his cabinet of extraordinary fine minerals to the world - Alain.R.Truong
Tourmaline on cleavelandite - "Blastoff". Grandon Pocket, 2004, Pederneira Mine, São José da Safira, Doce Valley, Minas Gerais, Brazil
25 pierres précieuses et minéraux d'une beauté incroyable
Wow - huge Amethyst geode, largest in the world called "the Empress of Uruguay"