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RM1175   Cyanotrichite with Chalcophyllite, parnauite
Cu4Al2(SO4)(OH)12(H2O)2

This aesthetic specimen shows a very rich group of acicular cyanotrichite aggregates, with a deep blue color and brilliance. They're accompanied by green globular aggregates of parnauite. Also we can enjoy groups of green-blue hexagonal chalcophyllite crystals, perfectly defined. The matrix is covered with different iron arsenates. A piece of a classic French mine where today is impossible to get specimens, and less of this quality. 2l3013

Size: 6.3 x 5.2 x 3.4 cm
Main crystal: 18 x 8 mm aggreg.
Found in ca. 1998.
Ex-col. A. Tuel
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