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There is additionally a cluster of calcite crystals at the entrance of the geode
Approx size: Smidge under 2" tall
The cluster is composed of a pair of longer intergrown points with several smaller ones fanning out from the base
The front of the matrix is nearly entirely covered by luscious large spheres of hyalite
These sandstone coasters are made of Arizona Sierra sandstone sourced from central Arizona
Aragonite and calcite with pocket of calcite rhombs Dragon's Blood Jasper There is additionally a clusterLocale: Sidi Ayed, Fs Mekns Region, Morocco Approx dimensions: 3. 5 x 2 x 2" Approx size: 425g (0. 9 lb) Calcite and aragonite are polymorphs of one another, meaning that the same chemical composition (calcium carbonate) has crystallized into different crystal structures (trigonal and orthorhombic, respectively). Calcite and aragonite often grow together, and the two minerals are also frequent paramorphs of one anothera pseudomorph of the same
US$ 136.72
US$ 796.79
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US$ 1234.36
