926 Grams Pyrite Crystals on Matrix Mineral Specimen - 14.5X12X4.5 cm

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

Pyrite bright metallic crystals from Mexico. Some in matrix with quartz crystals. Largest 4 1/2" 816 grams. Aurichalcite light blue crystals on rust colored matrix from Mexico. Largest 4 1/2" 255 gram

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

A fine specimen of a hexagonal calcite crystal on a pyrite and galena matrix, in white card tray. 39 grams, 37mm (1 1/2"). From a historic ‘Victorian Museum’ collection; from the stock of Gregory,

A substantial specimen of green emerald crystals in biotite mica matrix; supplied in a cardboard specimen tray. 680 grams, 15 cm (6 in.). Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory

A large group of blue kyanite specimens, some within quartz matrix. 880 grams total, 2.6-10 cm (1 - 4 in.). Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). [74, No Reserve]

16.10 Grams Natural Zircon Crystal On Matrix Zircon Mineral Specimen - 25X22X15 mm Shipping: $23.00. Shipping rates are determined by Parcel weight and destination.

Diopside Crystal in Matrix, Healing Crystals, Mineral Specimen - 307 Grams - 99X65X43 mmShipping Rate: $36.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offe

Diopside Crystal in Matrix, Healing Crystals, Mineral Specimen - 307 Grams - 99X65X43 mmShipping Rate: $36.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offe

Origin: Afghanistan Description: Diopside Crystal in Matrix, Healing Crystals, Mineral Specimen - 307 Grams - 99X65X43 mm Reserve: $30.00 Shipping: Domestic: Flat-rate of $23.00 to anywhere within the

Iron Pyrite Cube Crystals in Matrix Longorno ~ Spain 10oz

Materials: Gem type: Ruby Description Ruby Specimen, Red Ruby, Ruby Crystal, Ruby on Matrix, Mineral Specimen, Ruby From Afghanistan Weight : 144 gram Size : 61*53*40 mm Origin : Afghanistan Treatment

Iron Pyrite Cubic Crystals in Natural Matrix Spain 2.4oz

Materials: Zircon Zircon Crystal , Terminated Blood Red Color Rare Zircon Crystals On Matrix Specimen, Zircon Minerals Specimen, Raw Gemstone Weight: 22 Grams Size: 35 x 21 x 20 mm Treatment : No Trea

Title: Descloizite - Rare specimen! Origin: Preguisa Mine, Moura, Portugal Size: 2.5x1x1 cm / 4 gram descloizite crystals on limonite matrix. Rare specimen Please note that this lot has a confidential

A group of fine lustrous pyrite crystals formed principally as striated pyritohedrons, in white card tray with label reading 'Pyrite, Huanuco, Peru'. 297 grams, 67mm (2 1/2"). From a historic ‘Victo

A specimen comprising a number of bladed red-orange crocoite crystals on matrix, in old white card tray. See Bonewitz, Dr. Ronald Louis, Rocks & Minerals, 2008, p.216. 30 grams, 36mm (1 1/2"). Found T

A group of fine orange wulfenite crystals on matrix, in old white card tray with label reading: 'WULFENITE, Arizona, USA'. 25 grams, 40mm (1 1/2"). From the historic ‘Victorian Museum’ and later c

A fine formation of orange citrine crystals on a matrix, in white card tray with label reading: 'Citrine Porcupine, Rio Grande do Sul, Brazil'. 160 grams, 83mm (3 1/4"). From a historic ‘Victorian M

A group of large pyrite (Fool's Gold) crystals circled around central area with smaller crystals, in white card tray. 314 grams, 64mm (2 1/2"). From a historic ‘Victorian Museum’ collection; from

A fine group of classic, curved pink dolomite crystals on a matrix of rock dolomite, in white card tray. See Bonewitz, Dr. Ronald Louis, Rocks & Minerals, 2008, p.181. 384 grams, 95mm (3 3/4"). From t

A fine specimen of a deep purple amethyst crystals on a matrix, with smaller calcite crystals overgrown to the centre and one corner; in white card tray. 382 grams, 10.2cm (4"). From a historic ‘Vic

A chunky mineral specimen displaying dark purple amethyst crystals on a matrix. 1.06 kg total, 12.6 cm (5 in.). From Brazil. Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). [No Rese

A cluster of richly coloured dioptase crystals on a hematite matrix, in white card tray. See Bonewitz, Dr. Ronald Louis, Rocks & Minerals, 2008, p.286. 35 grams, 46mm (1 3/4"). Found Tsumeb, Zaire; fr