Silicates

332 results

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Eulytine

$750

Schneeberg District, Germany

A specimen-rich in light brown micro-crystals of the rare Bismuth mineral Eulytine forming

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Uvarovite Garnet

$7,500

Outokumpu Cu-Co-Zn-Ni-Ag-Au ore field, Eastern Finland Region

A fine specimen displaying a substantial rich emerald green crystal of Uvarovite Garnet measuring to a

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Asisite, Britvinite and Hematophanite

$2,000

Kombat Mine, Namibia

A mixed ore specimen composed of granular Asisite, Britvinite, Hematophanite and Quartz from Kombat mine,

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Beryl Var. Heliodor

$2,000

Klein Spitzkopje Granite Stock, Namibia

This part Beryl crystal is from the Klein Spitzkopje granite stock in the Erongo Region of Namibia, an area

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Bixbyite with Topaz

$200

Thomas Range, Utah

A highly lustrous metallic black Bixbyite crystal measuring 12 x 8 x 7 mm perched on a terminated

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Topaz

$5,000

Murzinka Mine, Urals Region

An off-matrix terminated Topaz crystal of bright cornflower-blue from the Murzinka mine in Prigorodny

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Tourmaline var. Indicolite

$3,000

Konar Province, Nuristan

A splendid intergrown group of two deep inky, midnight-blue Tourmaline crystals, the larger of which is 4.8 cm

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Vesuvianite

$4,000

Jeffrey Mine, Québec

This small miniature Vesuvianite from Jeffrey mine at Asbestos in Québec, Canada, is a stunning example of the

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Lazurite

$1,500

Sar-e-Sang, Afghanistan

An excellent crystal of dark inky-blue Lazurite measuring 3.6 cm (longest dimension) is attractively perched,

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Cavansite with Stilbite

$1,250

Steinbruch Complex, Maharashtra

A most attractive specimen of the calcium vanadium silicate, Cavansite, forming five spherical aggregates of

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Bannisterite with Rhodonite

$5,000

Zinc Corporation Mine, Australia

A rare specimen of Bannisterite, a chemically complex species in lustrous black intergrown bladed crystals

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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

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Dioptase

$6,000

Tsumeb Mine, Oshikoto Region (Otjikoto Region)

A leaning mound of snowy-white Calcite crystals is almost entirely obscured by a covering of deep

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Inesite with Natrolite

$600

N'Chwaning Mines, South Africa

A smart array of three N'chwanning Mines minerals. with orange to pink crystal sprays of Inesite measuring to

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Diopside

$400

Merelani Hills, Tanzania

A neat thumbnail specimen of gemmy green Diopside displaying two crystals from the Merelani Hills workings,

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Ilvaite with Quartz

$750

Dal'negorsk, Russia

A pleasing display of bladed-prismatic fan-like lustrous black Ilvaite crystals associated with lots of

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Shattuckite with Quartz

$5,000

Kandesei, Namibia

A fine very rich specimen of powder blue minutely botryoidal Shattuckite forms a raised aggregate in the form

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Hemimorphite

$2,000

MMM Mine, Australia

A very seldom seen specimen of Hemimorphite from the MMM Mine, Broken Hill, Australia. A fine specimen

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Quartz Var. Amethyst

$600

Wheal Jane, England

The undulating upper surface of a milky Quartz matrix is totally encrusted with glassy, well terminated

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Calcite with Hemimorphite

$600

Millclose Mine, England

The Millclose mine, close to Matlock in Derbyshire, was a major lead producer and is known for its excellent

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Neptunite

$400

California State Gem Mine, California

Two lustrous black prismatic crystals measuring to 1.3 cm with well-formed termination rise from a white

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Topaz

$200

Mina Veronica, Mexico

A very fine and neat display thumbnail specimen of Mina Veronica Topaz. Crystals of colourless to red tipped

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Topaz

$300

Thomas Range, Utah

A fine classic gem wine coloured Topaz crystal measuring to 2.2 cm tall on a white Rhyolite matrix,

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Quartz on Chrysocolla

$850

Globe, Arizona

Hemispheres measuring to 5 mm diameter and botryoidal aggregates of light blue Chrysocolla are covered by a

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Grossular Garnet

$8,500

Jeffrey Mine, Québec

A very fine and gemmy Jeffrey Mine, Canada miniature specimen of Grossular Garnet. Excellent intergrown

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Beryl var Morganite

$8,000

Governador Valadares, Minas Gerais

A fine gem crystal of Morganite measuring to 6 cm x 5.5 cm+ possessing a pleasing characteristic pink

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Vesuvianite

$9,000

Jeffrey Mine, Québec

A fine lustrous multi-coloured specimen of intergrown Vesuvianite crystals measuring to 1.8 cm and displaying

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Rhodonite with Galena

$1,500

North Mine, Australia

A showy, 1.8 x 0.3 cm terminated Rhodonite crystal laying flat and half embedded in a small matrix of bright

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Rhodonite with Galena

$1,250

North Mine, Australia

Two lozenge-shaped, deep cherry-red Rhodonite crystals attached to a little bright silver Galena from North

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Spessartine Garnet with Galena

$500

Broken Hill, Australia

A rich knot of burnt cherry-red Spessartine Garnets embedded and protruding from a matrix of massive

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Prehnite with Calcite

$3,000

Goboboseb Mountains, Namibia

A well-developed ball of crystalline mint-green Prehnite measuring to 3.6 cm displays with translucent lighter

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Opal

$750

Queensland, Australia

A classic Australian Opal specimen displaying areas in a characteristic banded siliceous Ironstone

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Bustamite

$1,200

Broken Hill, Australia

Characteristic somewhat rounded crystals of Bustamite from the Broken Hill Orebody, Australia. Crystals of

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Apophyllite with Calcite

$750

Zinc Corporation Mine, Australia

A fine display of colourless pyramidal Apophyllite crystals covers the majority the Calcite crystal faces.,

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Hematite Var. Specularite with Quartz

$1,200

Florence Mine, England

Stubby, colourless to slightly smoky-grey Quartz crystals densely coat a 2 cm thick matrix of granular

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Fluorite with Quartz

$300

Burtree Pasture Mine, England

Burtree Pasture mine is perhaps one of the lesser known localities in Weardale, situated a little to the north

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Harmotome

$600

Strontian, North West Highlands

A good sized cabinet specimen with its display face richly coated with Harmotome crystals from the mines just

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Quartz Var. Smoky Quartz

$300

Rostowrack China Clay Pit, England

A magnificent off-matrix Smoky Quartz crystal with large and lustrous crystal faces from the Rostowrack China

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Calcite on Quartz with Galena and Tetrahedrite

$950

Herodsfoot Mine, England

A cabinet-size triangular-shaped specimen of lustrous opaque milky-white Calcite crystals, double terminated

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Aragonite with Quartz and Hematite Var. Specularite

$600

Florence Mine, England

An aesthetic and first-rate example of delicately-crystallised Aragonite spheres scattered over a layer of

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Cassiterite Var. “Wood Tin” with Quartz and Dolomite

$500

Cornwall, England

A very good example of the variety of Cassiterite known as “Wood Tin”, due to its concentric banded

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Rhodonite

$850

North Mine, New South Wales

Characteristic raspberry red translucent to near gemmy blocky-tabular crystals of Rhodonite

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Hedenbergite

$2,000

Broken Hill, Australia

A rare for the location crystal specimen of dark coloured Hedenbergite, intergrown crystals of Hedenbergite

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Topaz with Quartz

$500

Ouro Preto, Brazil

A couple of gem to opaque prismatic crystals of Imperial Topaz measuring to 1.5cm are partly enveloped

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Spessartine

$750

Broken Hill, Australia

Rich rootbeer coloured lustrous crystals of Spessartine measuring to 1.4 cm are aggregated and scattered

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Rhodonite

$1,200

North Mine, New South Wales

A neat gem crystal of red-pink Rhodonite from the North Mine, Broken Hill, Australia. A well-defined

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Spessartine Garnet

$6,000

North Mine, New South Wales

A classic specimen of Spessartine Garnet from the North Mine, Broken Hill, Australia. Excellent very lustrous

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Rhodonite with Galena

$1,500

North Mine, New South Wales

A well-formed 2.5cm tall crystal of gem lustrous Rhodonite with red-pink colour displays well from the