Réf : BE684

Minéral de shattuckite et chrysocolle de Réublique démocratique du Congo

Shattuckite and Chrysocolla - DR Congo - crystal minerals 7.2 cm / 22g / BE684 - Vignette | 1001 minéraux

Shattuckite and Chrysocolla - DR Congo - crystal minerals 7.2 cm / 22g / BE684

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56,00 €: Comparative price

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SHATTUCKITE is a silicate copper hydroxyl containing no aluminum . Its chemical formula is Cu ₅ (SiO ₂ ) ₄ (OH) ₂ ).

Very close to PLANCHEITE , their crystals have such similar appearances that they are often confused. Its color varies from blue to green.

SHATTUCKITE has a hardness of 3.5/10 on the Mohs scale (PLANCHEITE 6/10 on the same scale). Its density is greater than 4 (1 for water) and its trace is blue on porcelain.

Chrysocolla belongs to the silicate group. It contains copper and silicon. It is a hydrated copper silicate. Chrysocolla has a massive facies. Its usual colors are blue and blue-green. Its name comes from two Greek words meaning gold and glue.

Unique piece - Contractual photos

Origin: crystal minerals from DR Congo

Dimensions: 7.2 x 5 x 0.7 cm

Weight: 22 g