Dragon Minerals - February 10, 2025 Update

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43922: Cornubite-Cornwallite - $8
Tintic Mining District, East Tintic Mountains, Utah
Miniature - 4.9 x 4.7 x 3.1 cm
95 grams
Specimen status: Reserved
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Abundant, green microcrystalline cornubite-cornwallite crust on matrix. Cornubite and cornwallite are isomeric copper arsenates - Cu5(AsO4)2(OH)2ยท3H2O which cannot be distinguished visually.




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