Thomas & Emma Weiland

Spinel-law Copper twins

Copper

Copper

Bournonite

Chalcopyrite, Siderite

Pseudoboleite, Boleite

Cuprite pseudomorphed by Copper

Cuprite, Copper

Malachite

Malachite pseudomorphs after Azurite on Plancheite

Azurite

Azurite on Dolomite

Azurite, Calcite, Tetrahedrite

Malachite, Cerussite

Malachite pseudomorph after Azurite

Dioptase

Dioptase on Quartz

Dioptase with Calcite on Quartz