Carbonates

 

687 results

Malachite after Cuprite
$350
 Chessy-les-Mines, France
An excellent thumbnail specimen of a group of intergrown Cuprite crystals measuring overall to 1.5 cm
Calcite on Dolomite with Chalcopyrite
$400
 Droujba Mine, Plovdiv Oblast
A neat aesthetic specimen of bow-tie lustrous crystal development of Calcite on silky lustred creamy
Aragonite var. Tarnowitzite
$500
 Touissit, Morocco
An excellent specimen of Tarnowitzite, the plumboan (lead-rich) variety of Aragonite, from the Touissit mining
Calcite
$1,100
 Millclose Mine, England
Classic Derbyshire multi-terminated stacked Calcite crystals from the Millclose Mine. Crystals of Calcite
Calcite
$900
 Egremont, Cumbria
A fine crystal plate of prismatic 'nailhead' Calcite's measuring to 2.4 cm Crystals of Calcite are
Aragonite with Hematite
$300
 Florence Mine, England
A rich specimen of crystalline-botryoidal white to tinted red-brown Aragonite on sections of platy red-brown
Calcite
$500
 Bigrigg Mine, England
A classic specimen of 'dogtooth' Calcite on a Goethite/Calcite matrix from Bigrigg Mine, Cumbria. Gemmy
Cerussite
$550
 Thornthwaite Mine, England
An uncommon location and particularly well developed 'jackstraw' Cerussite displaying crystals from white
Calcite Twin
$2,000
 Egremont, Cumbria
A gemmy lustrous colourless classic butterfly twin Calcite measuring to 5.3 cm these are becoming increasingly
Smithsonite
$300
 Sheshodonnell East Mine, Ireland
 A classic specimen of bright yellow cadmium enriched Smithsonite from the Sheshodonnell East Mine,
Siderite
$675
 Tincroft Mine, England
A very characteristic specimen of Siderite from the Tincroft /Carn Brae Mine. Intergrown crystals of
Calcite on Fluorite
$500
 Weardale, England
An excellent platy crystal covering of colourless-white Calcite crystals measuring to almost 2cm formed over a
Smithsonite on Galena
$850
 Tsumeb Mine, Namibia
Slightly curved rhombohedral crystals of smoky-brown Smithsonite coat a matrix of granular gunmetal-grey
Cobaltoan Smithsonite
$9,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A magnificent specimen of candy-pink Cobaltoan Smithsonite crystals almost entirely covering an underlying
Smithsonite on Dolomite
$250
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A choice small thumbnail of pale limey-lemon-yellow Smithsonite as equant rhombic-dodecahedral crystals
Calcite
$3,000
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Calcite crystals in parallel, stacked flattened rhombohedral clusters form superb curved blades of up to 2.5
Cobaltoan Smithsonite
$1,800
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A triangular thin plate of matrix is entirely overgrown with distorted rhombohedral crystals of Cobaltoan
Smithsonite
$3,000
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A highly appealing Tsumeb Smithsonite in the form of a group of drooping stalagmites to 3.5 cm in
Malachite pseudomorph after Azurite with Gartrellite
$1,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A gorgeous small cabinet specimen of velvet textured, deep emerald-green Malachite pseudomorphs replacing
Rosasite on Smithsonite
$600
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Intensely bluish-turquoise Rosasite forms 1 mm diameter botryoidal druses over a 2.5 x 1.0 cm patch on a
Dolomite cast after Calcite with Duftite
$350
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A most attractive creamy-white Dolomite cast after Calcite with a silky-pearlescent lustre, taking the form of
Dolomite with Duftite
$5,000
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Deep apple-green micro-crystals of Duftite are richly dusted across the surface of off-creamy-white Dolomite
Calcite
$750
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A Tsumeb Calcite with lots of Wow!  Flattened rhombohedral Calcite crystals in parallel, stacked clusters
Smithsonite
$5,000
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
An almost entirely hidden, elongated mound of mixed polycrystalline sulphides is very richly encrusted with
Cobaltoan Smithsonite
$3,250
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Sharp, slightly curved rhombohedral crystals of pinkish-lilac Cobaltoan Smithsonite to 1.1 cm on edge cover
Malachite pseudomorph after Azurite
$7,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
This specimen is a great example of how aesthetic Malachite pseudomorphing after Azurite can be at the Tsumeb
Azurite with Cerussite
$7,500
 Easter Pocket, Namibia
The 1994 Azurite find in the Easter Pocket on 8 Level is one of the classic historic discoveries at the Tsumeb
Dioptase on Calcite
$8,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A rather unusual specimen of the copper silicate mineral Dioptase, from the Tsumeb mine in Namibia, in that it
Cerussite
$5,000
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A spectacular group of large smoky Cerussite crystals from the Tsumeb mine in Namibia overgrowing a relatively
Cerussite with Smithsonite
$4,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A quite spectacular cabinet specimen, rich in highly lustrous Cerussite crystals which form a jumbled array
Azurite
$8,000
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A spectacular Azurite from the Tsumeb mine in Namibia, best described as an intergrown mass of crystallised
Cobaltoan Smithsonite
$9,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A truly classic Cobaltoan Smithsonite from 26 Level in the Tsumeb mine in Namibia.  26 Level was in the
Aragonite Var. Tarnowitzite
$800
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A double terminated bowtie-like small miniature of Tarnowitzite, the lead-rich variety of Aragonite, from the
Rosasite with Cerussite and Malachite
$2,000
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A gorgeous specimen of bright sky-blue Rosasite grading to turquoise-blue from the Tsumeb mine in Namibia. The
Cobaltoan Smithsonite
$500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A single, sharp rhombohedral Cobaltoan Smithsonite crystal of pale rose-pink is nicely perched on top of a
Mimetite with Malachite
$2,000
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Micro-crystalline sprays of turquoise-green Malachite and pale lemon-yellow Mimetite richly encrust a
Smithsonite
$9,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A magnificent stalactitic Smithsonite averaging around 6.5 x 4.5 x 3.0 cm stands upright from a circular
Rosasite pseudomorph after Azurite with Cerussite
$3,000
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
The Tsumeb mine in Namibia is noted for its many types of pseudomorphs and this example of Rosasite after
Smithsonite
$900
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Botryoidal mounds built from composite clusters of glassy colourless Smithsonite form an impressive specimen
Cobaltoan Smithsonite
$7,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Mounds of highly reflective glassy pink Cobaltoan Smithsonite crystals form a most aesthetic small cabinet
Cobaltoan Calcite
$1,200
 Mashamba West Mine, DR Congo (Zaire)
A fine intense lustrous pink intergrown crystal specimen of Cobaltoan Calcite, with crystals in the 3 mm
Azurite with Smithsonite
$7,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A superb miniature crystal specimen of Azurite with Smithsonite from the Tsumeb Mine, Namibia. A specimen of
Aragonite
$3,000
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Excellent divergent array of long prismatic Aragonite crystals measuring to 4 cm+ with a fine luster and
Calcite
$300
 Herja Mine, Romania
A pleasing specimen of Calcite from the Herja Mine, Romania. Lustrous colourless white crystals of
Kolwezite after Baryte
$7,500
 Kolwezi, DR Congo (Zaire)
A very rare and signifficant specimen of glistening rich dark green Kolwezite crystal druse forming
Azurite with Rosasite
$150
 Bou Bekker, Morocco
A pleasing thumbnail specimen very lustrous rich dark blue Azurite crystal groups amongst botryoidal
Rhodochrosite
$2,500
 N'Chwaning Mines, South Africa
Classic N'Chwaning crystal specimen of gem red-orange scalenohedral crystals forming a well-developed pair
Rhodochrosite
$8,500
 N'Chwaning Mines, South Africa
A rich aesthetic miniature specimen of gemmy scalenohedral crystals measuring to 7 mm of Rhodochrosite, with a