Pharmacosidérite, Carminite et Arsénosidérite

Pharmacosiderite, Carminite, Arsenosiderite, Mines de L'Orb, Ceilhes, Hérault, France. Specimen 4x4x3cm, in fact a mixture of five iron minerals. Pharmacosiderite, a hydroxy arsenate of iron and potassium; carminite, a hydroxy arsenate of iron and lead, arsenosiderite, a hydroxy arsenate of iron and calcium; mispickel or arsenopyrite, a sulphide of arsenic and iron; and pyrite, a sulphide of iron. Laser copy of the label from the Chervet collection