Silicates

516 results

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Elbaite Tourmaline with Quartz

$5,000

Coronel Murta, Minas Gerais

Two highly flattened Elbaite Tourmaline crystals are developed in parallel growth and melded along their

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Quartz var. Gwindel

$8,000

Dodo Mine, Russia

This is one of those specimens for which you cannot really avoid shouting “Wow!”. It’s a quite amazing

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Schorl Tourmaline

$1,500

Davib Ost Farm 61, Namibia

This spectacular jet black Schorl Tourmaline measures 20.2 cm long, formed from stacked sub-parallel Schorl

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Topaz

$2,000

Volodarsk-Volynskii, Ukraine

Topaz, an aluminium-fluorine silicate, is well known for forming magnificently large and impressive crystals,

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Uvarovite Garnet

$950

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

This miniature is a great example of Uvarovite Garnet from the copper-zinc-cobalt mines in the Outokumpu

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Topaz with Polylithionite on Albite

$150

Volodarsk-Volynskii, Zhytomyr Oblast'

This choice miniature provides a great opportunity to acquire a readily affordable Topaz crystal from the

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Apophyllite

$150

St. Andreasberg, Germany

Apophyllite from the historic silver mining area of St. Andreasberg in Lower Saxony, Germany, is one of those

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Chrome Dravite Tourmaline

$800

Nadonjukin, Manyara Region

A fine part-gemmy rich chrome green pair of Chrome Dravite crystals measuring to 3.3 cm tall, with adjacent

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Schorl Tourmaline

$250

Tubussis Farm 22, Namibia

Schorl, the black iron iron-rich member of the Tourmaline Group, famously forms fabulous crystals at many

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Quartz var. Amethyst on Danburite

$400

Charcas, San Luis Potosí

This small miniature / large thumbnail is a terrific combination of a double terminated stubby crystal of

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Scheelite on Zinnwaldite

$450

Cínovec / Zinnwald, Saxony & Ústí Region

An excellent miniature displaying a dense cluster of sharply formed Scheelite crystals set in a matrix of

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Axinite-(Fe)

$500

Puiva Mount, Western-Siberia

The polymetallic ore deposit at Puiva Mount in Western-Siberia, Russia, is host to over 50 mineral species and

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Dioptase on Quartz

$4,500

Mindouli District, Pool Department

Copper mineralisation occurs along a 3 km escarpment close to the village of Mindouli in the Pool Department

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Topaz

$450

Klein Spitzkopje Granite Stock, Namibia

The Klein Spitzkopje in the Erongo Region of Namibia is a spectacular isolated granite stock (an inselberg),

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Smoky Quartz var. Gwindel with Adularia

$5,000

Giuv Valley, Switzerland

This fabulous plate of Alpine minerals is from the Giuv Valley in Grischun, Switzerland, an area of high

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Epidote with Actinolite var. Byssolite

$5,000

Knappenwand, Austria

Just mention Knappenwand to any serious mineral collector and they will think Epidote. This is one of

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Potassium Feldspar

$250

Zillertal, Austria

This really is an unusual and beautiful specimen of Adularia from the Zillertal Valley in the Tyrol, Austria.

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Epidote with Adularia and Amphibole var. Byssolite

$200

Knappenwand, Austria

A delicate thumbnail of interwoven, deep-lime to bottle-green Epidote crystals with tiny clusters of pure

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Chalcedony on Quartz

$800

Wheal Drea, England

Wheal Drea, part of the Wheal Owls group, lies close to the high cliff tops of the Atlantic coast in south

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Dioptase on Calcite

$1,200

Tsumeb Mine, Namibia

As a connoisseur of Tsumeb material I can genuinely say this is a really terrific combination of Dioptase with

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Chrysocolla ps. after Malachite ps. after Azurite

$1,800

Tenke-Fungurume area, DR Congo

An excellent discovery of Chrysocolla replacing Malachite after Azurite and coated in Quartz, was made in 2019

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Chrysocolla ps. after Malachite ps. after Azurite

$1,200

Tenke-Fungurume area, DR Congo

An outstanding cabinet-size, double pseudomorph of intense sky-blue Chrysocolla replacing Malachite after

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Chrysocolla ps. after Malachite ps. after Azurite

$4,000

Tenke-Fungurume area, DR Congo

A stunning and showy cabinet-size, double pseudomorph of intense sky-blue Chrysocolla replacing Malachite

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Chrysocolla ps. after Malachite ps. after Azurite

$2,500

Tenke-Fungurume area, DR Congo

An unusual double pseudomorph of intense sky-blue Chrysocolla replacing Malachite after Azurite and coated in

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Elbaite Tourmaline with Lepidolite

$750

Coronel Murta, Minas Gerais

This delightful 3.4 cm tall cluster of parallel Elbaite Tourmaline crystals is from a new gem pocket found in

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Elbaite Tourmaline with Albite

$400

Coronel Murta, Minas Gerais

A different looking Elbaite Tourmaline from a new gem pocket in the Coronel Murta district of Minas Gerais,

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Elbaite Tourmaline with Quartz and Lepidolite

$400

Coronel Murta, Minas Gerais

This 2.2 cm tall Elbaite Tourmaline crystal is from a new gem pocket found in the Coronel Murta district of

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Chrysocolla ps. after Malachite ps. after Azurite

$400

Tenke-Fungurume area, DR Congo

Bladed and stalagmitic habits of Chrysocolla pseudomorphing after Malachite, itself pseudomorphing after

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Chrysocolla ps. after Malachite ps. after Azurite

$600

Tenke-Fungurume area, DR Congo

From the Tenke-Fungurume area of the Kolwezi mining district in the Democratic Republic of the Congo, this

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Albite var. Pericline

$250

Pfitsch Pass, Austria

Pericline is a variety of Albite feldspar which occurs as elongated milky-white crystals, extended on their

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Smoky Quartz on Feldspar with Schorl and Muscovite

$2,500

Minas Gerais, Brazil

This beautiful and elegant combination of Smoky Quartz, Feldspar, Schorl and Muscovite, all set on a

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Axinite-(Fe) with Quartz

$2,000

Obira mine, Japan

The Obira mine is situated on the southern Japanese island of Kyushu in Oita Prefecture and worked Cu-Zn-As-Sn

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Ilvaite with Pyrite

$1,500

Rio Marina, Italy

Ilvaite is an iron-calcium sorosilicate whose type locality is at the very north-eastern tip of the Italian

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Epidote with Quartz

$2,500

Green Monster Mountain, USA

In the process of cataloguing the mineral collection of Dr Josef Clemente (1899-1987), there is no doubting he

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Hemimorphite

$1,400

Sa Duchessa Mine, Italy

I have to admit of all the worldwide localities for fine blue Hemimorphite, the Sa Duchessa mine at Oridda on

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Epidote with Quartz

$2,000

Green Monster Mountain, USA

If on first sight you don’t exclaim Wow! to this monster Epidote, then you have become immune to the charms of

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Dioptase with Wulfenite

$2,500

Tsumeb Mine, Namibia

Although the lead molybdate Wulfenite is common throughout the Tsumeb orebody, its occurrence with Dioptase in

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Epidote with Quartz

$3,200

Green Monster Mountain, USA

It is apparent that Dr Josef Clemente had a great fondness for the magnificently crystallised Epidote from the

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Epidote

$5,000

Green Monster Mountain, USA

This exquisite miniature Epidote from Green Monster Mountain on Prince of Wales Island in Alaska, USA, is of

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Epidote

$1,500

Green Monster Mountain, USA

The Green Monster Mountain locality on Prince of Wales Island in Alaska, USA, has over twenty recorded mineral

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Eulytine

$2,500

Schneeberg, Saxony

The rare bismuth silicate Eulytine forms orange-brown, often sub-botryoidal crystals with a glossy resinous

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Diopside

$1,250

Slyudyanka (Sludyanka), Eastern-Siberian Region

The mineralisation at Slyudyanka, in the Lake Baikal Area of Eastern-Siberia, Russia, is quite remarkable in

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Goethite on Quartz with Microcline

$300

Lake George Area, USA

This is one of those one-off, unusual quirky specimens which makes you smile simply because it is that bit

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Epidote with Quartz

$2,500

Green Monster Mountain, USA

Think Green Monster Mountain, think Epidote! This classic locality on Prince of Wales Island in Alaska,

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Fluorapophyllite-(K)

$3,000

St. Andreasberg, Germany

Well formed crystals of Fluorapophyllite were scarce even when mining was at its peak in the silver mining

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Pyrosmalite-(Fe)

$500

Haborshytte ore field, Sweden

Pyrosmalite-(Fe) is an extremely rare complex iron silicate which forms buff to golden-honey hexagonal

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Microcline var. Hyalophane

$400

Zagradski Potok Mine, Federation of Bosnia and Herzegovina

Hyalophane is the glassy transparent variety of Microcline Feldspar and this beautiful example is from the

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Magnetite with Fluorapatite and Tremolite

$800

Malmberget, Sweden

A delightful combination of well crystallised black lustrous Magnetite and buff to gooseberry-green