Cubic Pyrite, Sphalerite and Quartz Crystal Mineral Specimen

A mixed group of mineral samples comprising: purple fluorite, blue opal, native copper, specularite with quartz, pyrite with quartz and sphalerite, bournonite with quartz, vanadinite, opal in matrix,

Needle Quartz with Pyrite on Sphalerite Peru 1lb 13oz

Huaron District - Cerro Pasco - Perú. Special piece, striated Pyrite cubes with black small Sphalerite crystals 85mm x 56mm

Sphaelerite on Large Cubic Pyrite Crystals Peru 1lb

Iron Pyrite Cubic Crystals in Natural Matrix Spain 2.4oz

Mexican Minerals Mix: Fluorite, Pyrite, Quartz, Selenite, Hemmorphite

Quartz & Pyrite Peru 1lb 10oz

Sphalerite Drusy/Quartz Madagascar

Sphalerite on Quartz Elmwood TN

Galena and Sphalerite on Hemetite Coated Quartz Crystals Mexico 6oz

Pyrite on Quartz 1980s Find CO 7oz

Pyrite on Quartz

A fine specimen of quartz crystals with pyrite cubes on a matrix, in white card tray with label reading: 'QUARTZ with PYRITE, Alimon Mine, Huaron, Cerro de Pasco, Peru'. 49 grams, 40mm (1 1/2"). From

Mineral and crystal specimens including smoky quartz, ametyst, pyrite, aegirine.

Pyrite on Needle Quartz Peru 3oz

Quartz on pyrite. Mexico 1lb

Chalcopyrite on Galena with Sphalerite and Needle Quartz Peru 14oz

Pyrite and Needle Quartz Peru 4oz

Sphalerite with Chalcopyrite on Quartz Missouri

Missouri Collection: Barite, Chalcopyrite/Dolomite, Galena/Chalcopyrite, Pokrovskite, Calcite, Calcite/Pyrite, Marcasite/Calcite, Galena/Quartz Charlie Hall Collection

Pyrite, Galena, Pink Calcites Sphalerite Specimen Peru 1980's 4oz

12oz Calcite with Quartz and Fluorite on Sphalerite. Great Fluorescent!

A matrix specimen of bright galena and sphalerite crystals, with accessory quartz, with small calcite crystals to back, from Bulgaria. See Bonewitz, Dr. Ronald Louis, Rocks & Minerals, 2008, p.129, 13

A fine specimen of white quartz crystals on a matrix of small pyritohedrons, in a white card tray with label reading: 'Quartz on pyrite, Huanuco, Peru'. 231 grams, 86mm (3 1/4"). From a historic ‘Vi