Dolomite ( Cobalt ) Mineral Specimen Crystal

Bou Azzer - Marrocos. Fine Cobaltoan Dolomite crystals on matrix 47mm x 28mm

A group of ten large sections of pink dolomite, some with marcasite and other inclusions. 1.1 kg total, 57-83mm (2 1/4 - 3 1/4"). From the historic ‘Victorian Museum’ or later collection of Gregor

A well formed dolomite saddle-shaped crystal crust mass. From Mexico; from the historic ‘Victorian Museum’ and later collection of Gregory, Bottley & Lloyd (Gregory's); formerly Gregory, Bottley &

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 curved pink dolomite crystals on matrix. See Bonewitz, Dr. Ronald Louis, Rocks & Minerals, 2008, p.181. 288 grams, 14cm (5 1/2"). From the historic ‘Victorian Museum’ and later

A fine specimen of pale pink dolomite crystals, in white card box with label reading: 'PINK DOLOMITE, Touissite, Morocco'. 23 grams, 41mm (1 1/2"). From the historic ‘Victorian Museum’ and later c

Mineral and crystal specimens including adradite garnet, erythrite, aragonite, hematitie, dolomite and more

Rare Growth Form Galena on Dolomite Sweetwater Mine MO 6lb 6oz

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

2pc Galena Dolomite Buick Mine, Missouri

Tri-State Mix Calcite, Galena, Dolomite

Tri State Minerals Dolomite, Galena, Chalcopyrite, Calcite 13oz

Pink Dolomite and Calcite Missouri 1lb 6oz

Smithsonite with Dolomite & Quartz Joplin, MO 4lb 8oz

Carved mineral specimen parrot, executed in rock crystal, sodalite, onyx and obsidian, depicted perched on a smoky quartz specimen, resting on a black dolomite base, attributed to Amsterdam Sauer, Bra

A group of 20 specimens of marcasite on pink dolomite. 2.32 kg total, 63-88 mm (2 1/2 - 3 1/2 in.). Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). [20, No Reserve]

Mozambique. Beautiful blue, 32,74 ct., VV, 24,1mm x 20mmS, oval cut, 22,2mm x 14,4mm.

Brazil. Beautiful blue, 22,09 ct., VS, Octagon checkered cut, 22,2mm x 14,4mm.

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

Mashamba Mine - Kolwezi - Katanga - Congo. Botryoidal Malachite specimen, very lustrous 92mm x 62mm

Southern Moravia - Czech Republic. Top color under light, deep green, perfect Moldavite drop 38mm x 28mm

Brazil. Beautiful, 28,55 ct., VVs light pastel color, oval faceted checkered cut, 21,2mm x 17,6mm

Mt. Malosa - Malawi. Big Aegirine crystal with Feldspar ( crystals ) and a crystal of Smoky Quartz 109mm x 105mm

Los Lamentos Mine - Mexico. Big yellow Wulfenite crystals on Limonite matrix 95mm x 80mm