Igor Shpilenok / Kamchatka Brown Bear (Ursus arctos beringianus) by malachite (copper mineral) outcrop. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, Valley of the Geysers, October.

Ben Lascelles / Mineral rich landscape and copper lake from the Bogo La pass at17000 ft, Tibet, June 2010

John Cancalosi / Azurite-malachite rock slab, cut and polished, white quartz with veins azurite and malachite copper minerals, occurs in copper-bearing rocks in central Siberia. Stepnoye Mine, Altay Mountains, Siberia...

Philippe Clement / Azurite / Chessylite, soft, deep blue copper mineral

Ashley Cooper / Copper deposits in a cliff at Almirante Brown, Paradise Bay, Antarctic Peninsula.

John Cancalosi / Dioptase, copper cyclosilicate mineral, Tsumeb mine, Namibia

John Cancalosi / Turquoise sample from Tonapah, Nevada, USA. Turquoise is an opaque, blue-to-green mineral that is a hydrated phosphate of copper and aluminium

John Cancalosi / Chalcopyrite, copper iron sulfide, a copper ore, with calcite. from Zacatecas, Mexico.

Will Watson / Copper stained rock caused by mineralisation which forms malachite, Grinshill Sandstone, Triassic New Red Sandstone Formation, circa 250 million years old, Hawkstone Ridge, Hawkstone Follies, Shropshi...

Will Watson / Copper stained rock caused by mineralisation which forms malachite, Grinshill Sandstone, Triassic New Red Sandstone Formation, circa 250 million years old, Hawkstone Ridge, Hawkstone Follies, Shropshi...

John Cancalosi / Shattuckite, a copper bearing mineral, Tantara mine, Katanga province, Democratice Republic of Congo, Africa.

John Cancalosi / Rosasite, a copper zinc carbonate hydroxide, Mapimi, Mexico.