Monoclinic Collection

Chalcocite, Cooks Kitchen Mine, Illogan, Cornwall, England
Coarse platy chalcocite. This specimen was drawn for Specimens of British Minerals, Selected from the Cabinet of Philip Rashleigh (1797, Volume 1, Plate 15)

Chalcocite with Quartz, Cooks Kitchen Mine, Illogan, Cornwall, England
This specimen was drawn for Specimens of British Minerals, Selected from the Cabinet of Philip Rashleigh (1797, Volume 1, Plate 7)

Chalcocite with Chalcopyrite, Tincroft Mine, Illogan, Cornwall, England
Steel coloured crystals of chalcocite covering chalcopyrite. This botryoidal variety of chalcopyrite is known as blister copper

Lazulite

Acanthite specimen C013 / 6670
Acanthite. Specimen of the mineral acanthite (silver sulphide). This mineral is also known as argentite

Azurite C013 / 6648
Azurite crystals. Azurite is a hydrated copper carbonate mineral. Its name refers to its colour, azure. In medieval times, the mineral was ground up and used by painters as a blue pigment

Liroconite specimen C013 / 6527
Liroconite specimen. Liroconite comprises of hydrated copper aluminum arsenate hydroxide. Its blue colour is due to the oxidation of copper ores

Acanthite
A specimen of the mineral acanthite (silver sulphide). Acanthite is a sliver based mineral and black in colour

Azurite crystals. The specimen at top right is polished, the specimen at bottom is in its natural state. Azurite is a hydrated copper carbonate mineral. Its name refers to its colour, azure

Sulphur crystals. Sulphur (chemical symbol S) is a nonmetallic yellow solid at room temperature. This monoclinic crystalline shape is produced when sulphur crystallises slowly out of solution

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"Exploring the Monoclinic Wonders: A Journey through Cornwall's Treasures" Delve into the depths of Chalcocite at Cooks Kitchen Mine, Illogan, Cornwall, England. Mesmerizing combination - Chalcocite with Quartz from Cooks Kitchen Mine, Illogan, Cornwall, England. Unearth the beauty of Chalcocite and Chalcopyrite at Tincroft Mine, Illogan, Cornwall, England. Discover Lazulite's enchanting allure in its captivating blue hues. Behold the striking Acanthite specimen C013 / 6670 - a true gem to behold. Marvel at Azurite C013 / 6648 as it unveils its vibrant shades and intricate patterns. Immerse yourself in Liroconite specimen C013 / 6527 - a rare find that exudes elegance. Encounter the timeless charm of Acanthite as it graces your collection once again. Embrace the allure of Azurite crystals as they shimmer and captivate with their celestial beauty. Let Sulphur crystals ignite your curiosity with their vivid yellow hues and unique formations. Embark on an extraordinary journey through these monoclinic wonders found within Cornwall's rich geological heritage. From the depths of Cooks Kitchen Mine in Illogan to Tincroft Mine's hidden treasures, we invite you to explore a world where minerals come alive. Firstly, immerse yourself in the mesmerizing realm of Chalcocite at Cooks Kitchen Mine in Illogan – witness its lustrous metallic sheen and delve into its fascinating composition alongside Quartz companions. Next up is an encounter with nature's artwork – behold Lazulite. Its deep blue tones evoke a sense of tranquility while showcasing Mother Earth's artistic prowess. Prepare for awe-inspiring specimens that will leave you breathless.