Condurrite
Encyclopedia
Condurrite is a name given to a mixture of cuprite
Cuprite
Cuprite is an oxide mineral composed of copper oxide Cu2O, and is a minor ore of copper.Its dark crystals with red internal reflections are in the isometric system hexoctahedral class, appearing as cubic, octahedral, or dodecahedral forms, or in combinations. Penetration twins frequently occur...

, domeykite
Domeykite
Domeykite is a copper arsenide mineral, Cu3As. It crystallizes in the isometric system, although crystals are very rare. It typically forms as irregular masses or botryoidal forms. It is an opaque, white to gray metallic mineral with a Mohs hardness of 3 to 3.5 and a specific gravity of 7.2 to...

 and tenorite
Tenorite
Tenorite is a copper oxide mineral with the simple formula CuO.-Occurrence:Tenorite occurs in the weathered or oxidized zone associated with deeper primary copper sulfide orebodies. Tenorite commonly occurs with chrysocolla and the copper carbonates, azurite and malachite. The dull grey-black color...

. It takes its name from the Great Condurrow Mine at Troon
Troon, Cornwall
Troon is a village in west Cornwall, England, UK near Camborne at .There were once important copper and tin mines near Troon, including the Grenville Mines. Wheal Grenville began to be worked in the 1820s though not productive until the 1850s, at which time the South and East mines were worked...

, Cornwall
Cornwall
Cornwall is a unitary authority and ceremonial county of England, within the United Kingdom. It is bordered to the north and west by the Celtic Sea, to the south by the English Channel, and to the east by the county of Devon, over the River Tamar. Cornwall has a population of , and covers an area of...

 in the United Kingdom, which is regarded as the type locality
Type locality (geology)
Type locality , also called type area or type locale, is the where a particular rock type, stratigraphic unit, fossil or mineral species is first identified....

.
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