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Bournonite with Quartz, Herodsfoot Mine, Lanreath, Cornwall, EnglandSteel-grey twinned bournonite crystals, in distinctive cog wheel formation, with colourless quartz. This fine specimen from the lead and silver mine, Herodsfoot
Liroconite, Wheal Gorland, St Day, Gwennap, Cornwall, EnglandA large, rare, liroconite crystal on strashimirite found in 1808. At 2.5cm, the specimen is the largest known crystal from any locality worldwide
Chalcocite, Cooks Kitchen Mine, Illogan, Cornwall, EnglandCoarse platy chalcocite. This specimen was drawn for Specimens of British Minerals, Selected from the Cabinet of Philip Rashleigh (1797, Volume 1, Plate 15)
Cuprite with Minor Quartz, Gwennap, Cornwall, EnglandThis specimen was drawn for Specimens of British Minerals, Selected from the Cabinet of Philip Rashleigh (1797, Volume 1, Plate 16)
Chalcopyrite with Quartz and Minor Sphalerite, United KingdomThis specimen was drawn for Specimens of British Minerals, Selected from the Cabinet of Philip Rashleigh (1797, Volume 1, Plate 7, Figure 3) which states Is yellow copper ore
Chalcocite with Quartz, Cooks Kitchen Mine, Illogan, Cornwall, EnglandThis specimen was drawn for Specimens of British Minerals, Selected from the Cabinet of Philip Rashleigh (1797, Volume 1, Plate 7)
Chalcopyrite with Malachite, East Pool Mine, Illogan, Cornwall, EnglandCapillary chalcopyrite with malachite. This specimen was drawn for Specimens of British Minerals, Selected from the Cabinet of Philip Rashleigh (1797, Volume 1, Plate 6)
Malachite, North Wheal Basset, Illogan, Cornwall, EnglandClusters of botryoidal malachite crystals. Malachite is a common hydrated copper carbonate secondary mineral, formed by the near surface weathering of primary sulphide minerals
Torbernite on Quartz, Wheal Basset, Illogan, Cornwall, EnglandAn earthy, orange coated, quartz mass bearing fine towers and clusters of books of emerald to bottle green square plates of torbernite
Chalcocite with Chalcopyrite, Tincroft Mine, Illogan, Cornwall, EnglandSteel coloured crystals of chalcocite covering chalcopyrite. This botryoidal variety of chalcopyrite is known as blister copper
Malachite, Wheal Husband, Sticker, St Ewe, Cornwall, EnglandBotryoidal malachite coated in limonite. This specimen was drawn for Specimens of British Minerals, Selected from the Cabinet of Philip Rashleigh (1797, Volume 1, Plate 8)
Clinoclase, St Day, Gwennap, Cornwall, EnglandSpheroidal clinoclase coating liroconite, 4.5 cm in diameter. The specimen is probably from Wheal Gorland or Wheal Unity. Collector Philip Rashleigh wrote in his mineral catalogue
Chalcophyllite, Wheal Gorland, St Day, Gwennap, Cornwall, EnglandCoarse crystals of chalcophyllite. Collector Philip Rashleigh wrote in his mineral catalogue: Transparent six sided thin Crystals of Copper Ore with some eight sided crystals of green Do
Galena with Calcite, Sphalerite and Pyrite, Staunton Harold, Leicestershire, England6mm pale yellow scalenohedral calcite crystals (dog tooth spar) and brassy yellow chalcopyrite crystals on galena and sphalerite
Galena with Sphalerite and Chalcopyrite, Staunton Harold, Leicestershire, EnglandReticulated galena, sphalerite and chalcopyrite on octahedral crystals of galena. The locality is recorded as Staunton Harold and this specimen is probably from the Earl Ferrers Mines
Chalcopyrite on Baryte, Ecton Mine, Ecton Hill, Staffordshire, EnglandBrassy yellow chalcopyrite on botryoidal cream baryte. This specimen is a classic example from the Ecton Copper Mines in Staffordshire. Chalcopyrite is an important copper ore
Chalcopyrite with Calcite and Galena, Staunton Harold, Leicestershire, EnglandBrassy yellow chalcopyrite crystals on colourless scalenohedral calcite crystals (dog tooth spar) with metallic grey galena on limestone
Chalcopyrite on Quartz, Dolcoath Mine, Camborne, Cornwall, EnglandBrassy yellow crystals of chalcopyrite, with an iridescent tarnish, on colourless quartz crystals. The specimen label states Six sided cristals of yellow copper ore crossing each other in opake
