Bournonite with Quartz
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Crystal ClassicsFeatured
Tucson, Arizona, USASilver-grey Bournonite crystals measuring to 1.7 cm form bladed, cogwheel-twins, intergrown amongst a later development of translucent Quartz crystals, from Herodsfoot mine at Lanreath in Cornwall. This small miniature has a rich content of Bournonite crystals for its size and makes a fine representative specimen for display. Three-quarters of the base is composed of massive Bournonite, forming the roots of crystals which manifest on top. Bournonite is a lead-copper sulphosalt who type locality is Wheal Boys, some 30 km north-west of Herodsfoot. This specimen is accompanied with a well-known and most respected British collector’s label.
Product details
Species
SizeMiniature
Dimensions3.2 x 4.0 x 1.9 cm
Listed on10/24/2024
Locality
SKUCC16886
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Mineral guide
Learn about Bournonite
steel-gray to black sulfosalt famed for cogwheel twinning and metallic luster; prized by collectors for iconic gears and historic localities.
Regional guide
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