Historic Malagasy Republic Calcite Mineral Specimen

A rectangular pale-blue calcite crystal; supplied in a display case with old collector's identification label. 11.4 grams total, 19mm (box: 34 x 40 x 35mm) (3/4 (1 1/4 x 1 1/2 x 1 1/2)"). From the his

A fine specimen of a finely cut block of orange calcite, in white card tray with label reading: 'Calcite, Mexico'. 20 grams, 26mm (1"). From a historic ‘Victorian Museum’ collection; from the stoc

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 fine specimen of white calcite crystals formation, in white card tray with label reading: 'WHITE CALCITE, Chihuahua, Mexico'. 14 grams, 29mm (1"). From the historic ‘Victorian Museum’ and later

A group of unusually formed, frosted calcite crystals on matrix. From India; From the historic ‘Victorian Museum’ and later collection of Gregory, Bottley & Lloyd (Gregory's); formerly Gregory, Bo

A large sheet of small, acicular calcite crystals on matrix. See Bonewitz, Dr. Ronald Louis, Rocks & Minerals, 2008, p.177. 725 grams, 22cm (8 3/4"). From the historic ‘Victorian Museum’

A fine specimen of wulfenite consisting a sheet of numerous tabular orange crystals on a matrix of limestone with an underlying sheet of white calcite? From the historic ‘Victorian Museum’ collect

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 geode section containing richly-coloured amethyst crystal with two clusters of translucent opaque crystals; supplied in a white cardboard tray. 220 grams, 85mm (3 1/2"). From the historic ‘Victori

A triangular specimen of calcite on conicalcite; supplied in a display case with old collector's identification label. 37.5 grams total, 53mm (box: 76 x 60 x 35mm) (2 (3 x 2 1/4 x 1 1/2)"). From the h

An eclectic collection of mineral specimens in labelled collector's boxes comprising: fluorite, apache tear, petrified wood, specular hematite, red and orange calcite, quartz, ruby in zoisite, chiasto

Mineral specimens including Republic of Congo malachite, olivine peridot crystals, smoky quartz and amethyst crystal cluster with calcite (Uruguay), aquamarine crystals rough stone, natural ruby in zo

Argonite, Chalcedony, aquamarine bunch (Pakistan, 80 g), blood red cinnabar on matrix (91 g), pink calcite (Congo), red/purple fluorite, moldavite (Czech Republic), azurite (Russia), unakite facet, ro

Pink calcite specimen. Shinkolobwe Katanga, Democratic Republic of Congo. Approx 55mm X 40mm X 20mm. 32.2 Grams.

. Comprising: anhydrate drilled core from Bahrain; an iridescent blue bornite; a rectangular cut wulfenite specimen; drilled calcite core; a polished red jasper slab found near Dunnotar Castle beach,

Rare amazing natural piece on custom stand 18"; 25 pounds 54 Kg

DescriptionMaterials: celestine, calciteBlue Celestine Crystals With Calcite Mineral Specimen From Baghdis, AfghanistanWeight: 85.25 CaratsSize : 38*26*17 mmOrigin : Baghdis, AfghanistanTreatment : Na

Materials: Terminated Celestine with Calcite 5 Grams Very Beautiful Terminated Celestine with Calcite mineral Specimen From Afghanistan Size 2 CM X 1.4 CM X 1.6 CM Reserve: $75.00 Shipping: Domestic:

Pyrite or fool's gold cluster on a calcite matrix mineral specimen, together with a lucite stand with four fitted brass arms. 4.5" H x 4" W x 3.5" D on stand.

A mixed group of eleven historic mineral specimens, each held in a white card collector's tray, including pyrite, wroewolfeite from Cornwall, tin from Pendarves mine Cambourne, thaumasite, tiger's eye

A mixed group of 10 historic minerals of various types, held in white card collector's trays, including an example accompanied by a Gregory, Bottley and Lloyd label reading 'Metacinnabar. Mt. Diablo M

A group of ten optical calcite specimens, each held in a white card collector's tray. 170 grams total, 18-22 mm (5/8 - 7/8 in.) Durango, Mexico. Mineral Imports, London, UK. Gregory, Bottley & Lloyd (

A group of four quartz crystal on matrix specimens, and one calcite on matrix, from the Rodopi Mountain region, Bulgaria. See Bonewitz, Dr. Ronald Louis, Rocks & Minerals, 2008. 9.2 kg, 8-21cm (3 1/4

A sheet of tabular and nailhead calcite crystals from the famous Bulgarian locality. See Bonewitz, Dr. Ronald Louis, Rocks & Minerals, 2008, p.227-231. 795 grams, 19cm (7 1/2"). Property of a Gloucest