Silicates

 

391 results

Quartz with Andradite
$1,250
 Sinerechenskoe skarn occurrence, Primorsky Krai
An aesthetic and quite striking specimen of large, well developed Quartz crystals completely included with
Thaumasite
$750
 N'Chwaning II Mine, South Africa
A superb, gemmy colourless prismatic Thaumasite, from N'Chwaning Mines, South Africa
Diopside
$1,600
 Merelani Hills, Tanzania
A neat specimen of gemmy green Diopside from manyara Region, Tanzania
Beryl var. Aquamarine
$500
 Davib Ost Farm 61, Erongo Region
A transparent, pale sky-blue crystal of Aquamarine, the blue variety of Beryl. A terrific Aquamarine from
Beryl var. Aquamarine with Fluorite
$850
 Davib Ost Farm 61, Erongo Region
A very aesthesic specimen with several gemmy, transparent vitreous, Aquamarine crystals with Fluorite. The
Topaz
$200
 Stiepelmann Mine, Namibia
well formed classic crystal of Topaz from the Spitzkopje Area in Namibia. The gemmy slightly smokey crystal of
Forsterite var. Peridot
$5,000
 St. Johns Island, Egypt
A very well formed translucent-gemmy single crystal of Forsterite var Peridot with pleasing
Rhodonite with Galena
$800
 North Mine, Australia
A magnificent example of the classic combination of Rhodonite crystals embedded and protruding from a bight
Fluorite with Chalcopyrite, Scheelite and "Zinnwaldite" on Quartz
$850
 Horni Slavkov (Schlaggenwald), Czech Republic
A real eye-catcher of a specimen from Horní Slavkov in the Karlovy Vary Region of the Czech Republic.  A
Rhodonite with Galena
$1,750
 North Mine, Australia
The top surface of a small block of massive Galena is almost entirely packed full of translucent cherry-red
Rhodonite in Galena
$1,000
 North Mine, Australia
A beautiful specimen of translucent, cherry-red Rhodonite crystals richly scattered through a matrix of
Rhodonite with Galena
$2,100
 Broken Hill Mine, Australia
Rhodonite in Galena is one of the iconic mineral combinations from the mines at Broken Hill in New South
Titanite
$350
 Thörlbirg, Salzburg
A modified lozenge-shaped Titanite crystal measuring 2.5 x 1.3 x 0.5 cm with a little attached matrix is
Orthoclase var. Adularia
$750
 Tujetsch, Switzerland
An impressive sheave of solid crystallised Adularia, a low-temperature variety of Orthoclase Feldspar, from
Wulfenite with Hemimorphite
$500
 Bad Bleiberg, Carinthia
An almost entirely hidden rib of pinkish-Quartz matrix is enveloped with tangerine-orange tabular Wulfenite
Epidote with Amphibole var. Byssolite
$200
 Knappenwand, Austria
Deep limey-bottle-green Epidote crystals form an intergrown cluster measuring 3.3 x 1.9 x 1.4 cm, the top
Epidote
$750
 Knappenwand, Austria
An elegant and aesthetic divergent group of deep limey-bottle-green Epidote crystals from Knappenwand in the
Titanite
$700
 Untersulzbach Valley, Austria
A terrific cabinet specimen composed of lustrous glassy lime-green Titanite crystals scattered over a strongly
Axinite with Quartz and Epidote
$4,000
 Bourg d'Oisans, France
A stunning Alpine-type specimen of deep clove-brown Axinite crystals, intermingled and overlaying glassy
Titanite
$300
 Hohe Tauern, Salzburg
Leaf-green to burnt umber, glassy crystals of Titanite pervade an interesting and aesthetic matrix of
Apophyllite
$150
 St Andreaskreuz Mine, Lower Saxony
An old-time specimen of colourless and glassy Fluorapophyllite-(K) from St. Andreaskreuz mine, a little east
Adularia with Chlorite
$350
 Felber valley, Salzburg
A quite delightful, perfect Adularia crystal with smaller attached crystals to the sides and completely
Chrysocolla
$400
 Lizard area, Cornwall
Areas rich in the hydrated copper phyllosilicate, Chrysocolla, part-cover the surface of a brecciated coarse
Cassiterite with Topaz and Hübnerite
$500
 Horni Slavkov (Schlaggenwald), Czech Republic
A beautiful small miniature of Cassiterite with Topaz and Hübnerite from Horní Slavkov in the Karlovy Vary
Malachite with Chrysocolla
$750
 Wheal Phoenix, England
Mammillary druses of Malachite form gently curved mounds over the Quartz crystal covered surface of a Quartz
Orthoclase
$400
 Schneckenstein Cliff, Germany
Unusual for this locality, a Carlsbad interpenetrant Orthoclase twin from the classic Schneckenstein Cliff at
Epidote
$700
 Kimmeria, East Macedonia and Thrace
An elegant cluster of well developed, deep leafy-green Epidote crystals from Kimmeria in Xanthi Prefecture,
Quartz var. Amethyst on Danburite
$200
 Charcas, San Luis Potosí
About six small and stubby, double terminated crystals of pale lavender Amethyst, the purple variety of
Neptunite
$250
 Benitoite Gem Mine, California
A perfectly terminated jet-black Neptunite crystal measuring 1.8 x 0.5 x 0.5 cm, partly embedded in a small
Axinite-(Fe)
$500
 Puiva (Pouyva) Mount, Russia
A beautiful undamaged floater of a double terminated Axinite-(Fe) crystal which grades from transparent
Titanite
$1,750
 Höllgraben, Salzburg
Citrus limey-apple-green crystals of Titanite are scattered across the surface of a complex, fine-granular
Titanite with Adularia and Chlorite
$1,750
 Gösleswand, Tyrol
A beautiful, ex-matrix, small miniature composed of a 2.8 cm long double terminated Titanite crystal emerging
Forsterite
$1,500
 Monte Somma, Campania
A remarkably interesting specimen of creamy-tan Forsterite from its type locality of Monte Somma, the present
Uvarovite (Garnet)
$350
 Biserskoye Chrome Deposit, Urals Region
A truly historic specimen of Uvarovite garnet from the Biserskoye Chrome Deposit in the Urals Region of
Spessartine with Scheelite and Muscovite
$1,400
 San Piero in Campo, Tuscany
A splendid specimen composed of pale\ apricot-orange Spessartine garnet crystals overgrowing a rich  bed
Cronstedtite
$1,000
 Wheal Jane, England
Cronstedtite, a complex iron silicate, is one of the classic minerals forever associated with Wheal Jane at
Beryl var. Heliodor
$650
 Stiepelmann Mine, Namibia
A well formed and terminated Beryl crystal, variety Heliodor, from the Klein Spitzkoppe (Spitzkopje) granite
Topaz
$500
 Klein Spitzkopje Granite Stock, Namibia
An almost completely gemmy, water-clear Topaz crystal from the Klein Spitzkopje granite stock in the Erongo
Inesite
$750
 N'Chwaning II Mine, South Africa
A small miniature group of burnt rusty-orange Inesite crystals from the N'Chwaning II mine, at Kuruman in the
Topaz
$450
 Klein Spitzkopje Granite Stock, Namibia
A superb, almost completely water-clear gemmy colourless crystal, beautifully terminated and with a perfect
Epidote
$450
 Arandis, Namibia
Excellent deep bottle-green crystals of Epidote to 3 cm tall stand on a small plate of Quartz matrix from the
Andradite var. Demantoid (Garnet Group)
$900
 Antetezambato Demantoid-Topazolite Mine, Antsiranana Province
A splendid group of spring leaf-green Andradite garnet crystals, variety Demantoid, in a matrix of
Smithsonite
$600
 Lavrion District Mines, Greece
A most attractive botryoidal mound of pale sky to duck egg-blue Smithsonite with a beautiful smooth and silky
Aurichalcite with Hemimorphite and Baryte
$400
 Western Flats, Derbyshire
A fine example of well crystallised turquoise-green Aurichalcite forming rich druses lining and coating a
Dioptase
$2,600
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A beautiful example of the copper silicate mineral Dioptase from Tsumeb, here occurring as individual and
Dioptase
$850
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Dioptase, the deep emerald-green copper silicate, is a Tsumeb classic and has become, perhaps, the mine’s most
Willemite
$1,000
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A choice, large miniature of well crystallised Willemite forming rich light aquamarine druses over the deep
Spessartine Garnet in Galena
$7,500
 North Mine, New South Wales
Spessartine Garnet in Galena is one of the most readily recognisable specimens from the world-famous mines at