Quetena Mine, El Loa. Antofagasta, Chile

Na₂Cu(SO₄)₂·2H₂O

The Krohnkite is sky blue. The Copiapite is green. The Botrygen is orange colored. All three are massive material.

5.4 x 3.9 x 2.9 cm

Sold Specimen retained as part of the Minerals Sold But Not Forgotten Galleries