Carbonates

580 results

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Calcite pseudomorph after Aragonite Var. Tarnowitzite

$1,250

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

A beautiful and fascinating pseudomorph of Calcite replacing Tarnowitzite, the plumbian variety of Aragonite.

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Malachite

$1,500

Block 14, New South Wales

A subtly rounded, almost globular mass of gently undulating botryoidal light powdery-turquoise-green Malachite

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Calcite with Dioptase

$1,250

A highly lustrous mound of closely interpenetrating snow-white Calcite crystals averaging between 2 to 2.5 cm

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Calcite with Dolomite

$650

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

A gorgeous specimen from the Tsumeb mine in Namibia comprising of large equant rhombohedral Calcite crystals

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Cuprian Smithsonite

$9,500

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

A magnificent cabinet display specimen of tea-green to light sage-green druses of 1 mm Smithsonite crystals

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Malachite

$150

Nizhnetagilskii Massif, Russia

An attractive knobbly botryoidal miniature of dark bluish-green to dark emerald-green Malachite that displays

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Calcite

$1,200

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

Two co-joined hemispheres of creamy Calcite, the rounded surfaces of which are composed of sharp rhombic

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Cerussite on Duftite

$750

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

A festive specimen of glassy-white Cerussite crystals to 1.5 cm displaying stellate repeated twinning against

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Dolomite

$300

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

Highly lustrous spherical aggregates of pure snow-white Dolomite micro-crystals form organic-looking mounds

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Smithsonite

$1,750

Broken Hill Proprietary Mine, New South Wales

Silky, dog-tooth-type crystals of creamy-white Smithsonite cover a small hidden matrix of black and brown

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Corundum Var. Ruby with Dravite in Marble

$2,000

Jegdalek Ruby Deposit, Afghanistan

A charming miniature composed of an aesthetic fuschia-pink Corundum crystal, variety Ruby, perched on a small

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Aragonite Var. Tarnowitzite with Malachite

$3,500

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

A superb mixture of snow-white stubby crystals of Tarnowitzite, the lead-rich (plumbian) variety of Aragonite,

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Pyromorphite with Cerussite

$3,750

MMM Mine, Australia

This 9 x 7 cm plate of zesty, bright lemon-yellow Pyromorphite crystals and acicular Cerussite crystals is

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Calcite on Sphalerite

$525

Herja Mine, Romania

A striking combination of black Sphalerite partly overgrown with excellent rosettes of transparent to

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Anglesite with Cerussite

$1,500

MMM Mine, Australia

Maintaining the seasonal feel to this update, a snowflake-like specimen of cyclically-twinned Cerussite

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Calcite

$350

Broken Hill, Australia

A pleasing group of thick, squat hexagonal Calcite crystals from the Broken Hill mining district in New South

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Malachite

$300

Moldova Noua, Romania

A classic gossan specimen with secondary sprays of rich green Malachite and scattered crystals of Azurite

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Rhodochrosite

$350

Baia Sprie, Romania

A neat crystal covered dome of sparkling pink Rhodochrosite from Baia Sprie, Romania.

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Phosgenite

$6,500

Monteponi Mine, Sardinia

A spectacular and heavy specimen of cream and light grey translucent Phosgenite crystals richly pervading and

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Strontianite

$400

Oberdorf An Der Laming, Austria

Beautiful sheaves of pinkish-tan tinted creamy Strontianite form compact sprays to 1.4 cm tall over a platy

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Cobaltoan Calcite

$750

Madan Ore Field, Bulgaria

A superb triangular group of delicate candy-pink Cobaltoan Calcite crystals from the Madan ore field in the

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Calcite

$300

Gyongyosoroszi, Hungary

An elongated bed of sharp, colourless scalenohedral Calcite crystals to 3 cm with a bright reflective glassy

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Azurite

$500

Banat Mountains, Romania

A rich Azurite crystal miniature specimen of deep royal blue colour investing abundant areas of a

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Aurichalcite with Smithsonite

$100

Ocna De Fier, Romania

A comparatively rare specimen for the location of blue-green-white Aurichalcite with white

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Calcite

$150

A neat lustrous cluster of (dogtooth) Calcite crystals measuring to 3.8cm, colourless and white, from the

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Malachite

$4,500

Mashamba West Mine, Katanga Copper Crescent

A superb Malachite stalagmite from the Mashamba West mine in the Katanga Copper Crescent, the Democratic

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Calcite with Malachite

$5,000

Mashamba West Mine, Katanga Copper Crescent

From the famous Mashamba West mine in the Democratic Republic of the Congo, a superb combination of

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Dioptase with Calcite

$6,000

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

A choice miniature of lustrous emerald-green Dioptase crystals to 1.5 cm on colourless to milky-white Calcite

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Rhodochrosite

$1,500

Oppu Mine, Japan

A superb bubble-gum-pink specimen of mammillary Rhodochrosite from the Oppu mine in Aomori Prefecture,

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Calcite

$1,200

Sarbaiskoe deposit (Sarbay Mine), Kostanay Province

A fabulous Calcite that packs a big wow factor! From the Sarbaiskoe deposit at Rudny in Kazakhstan, five

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Quartz with Dolomite on Hematite

$1,250

Florence Mine, England

Although the famous Florence mine close to Egremont in west Cumbria produced less than ten different mineral

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Azurite with Malachite on Baryte

$750

Salts Level, England

A crusty block of intergrown Baryte and Limonite is richly coated with microcrystals of powder-blue

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Aragonite on Quartz

$850

Botallack Mine, UK

An old-time specimen collected prior to 1870, of micro-crystals of Aragonite forming globular clusters over

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Barytocalcite

$1,250

Nentsberry Haggs Mine, England

A very fine cabinet specimen of the rare barium-calcium carbonate, Barytocalcite, from Nentsberry Haggs mine

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Calcite on Fluorite

$450

50 fm Level, UK

A very good cluster of scalenohedral Calcite crystals on a thin plate of Fluorite collected in August 1937

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Siderite

$200

Tincroft Mine, England

A rich dark brown covering of Siderite crystals on a Quartz veinstone from Tincroft Mine, Illogan,

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Aragonite

$150

Stockhow Quarry, England

A very characteristic specimen of steeply pyramidal white-colourless crystals of Aragonite measuring to

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Calcite

$800

Odin Mine, England

An uncommon seldom seen fine specimen of lustrous Calcite from the Odin Mine, Castleton, Derbyshire,

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Cobaltoan Smithsonite

$800

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

A neat intergrown stack of gemmy-translucent pink Cobaltoan Smithsonite of flattened rhombic crystals

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Cerussite

$250

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

A neat twinned crystal of Cerussite, lustrous translucent white measuring overall to 3.8cm on crystals of

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Cuprian Smithsonite

$250

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

A neat druse of near olive green Cuprian Smithsonite covers an area of 4cm x 2cm on the underside of

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Dolomite with Cuprite

$750

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

Bright white pearly lustred intergrown groups of Dolomite with tiny green Malachite inclusions are

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Cobaltoan Smithsonite

$500

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

Classic gemmy-translucent pink intergrown rhombic crystals of Cobaltoan Smithsonite measuring in the 5mm area.

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Malachite after Azurite

$300

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

A classic specimen of prismatic to blocky Azurite crystals replaced by green Malachite from the Tsumeb Mine,

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Cuprian Smithsonite

$750

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

A neat sparkling crystal druse of green Cuprian Smithsonite over a botryoidal formation on this pleasing

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Azurite with Malachite

$2,000

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

Well-formed deep dark blue bladed crystals of Azurite measuring to 1cm are densely intergrown on a thin quartz

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Cerussite

$350

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

A pleasing twinned crystal specimen of translucent white Cerussite measuring to 3cm, formed on grey Sulphide

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Cobaltoan Smithsonite

$250

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

A classic specimen of gemmy-translucent pink intergrown rounded crystals of Cobaltoan Smithsonite covers the