577 results

 West Pierrepont, New York
A large cluster of intergrown prismatic crystals of Tremolite with scattered sub-centimetre masses of grey to
Quartz var. Amethyst on Danburite
 Charcas, San Luis Potosí
Eight double terminated Amethyst Quartz crystals of delicate violet are strung out over a colourless Danburite
Quartz var. Amethyst on Danburite
 Charcas, San Luis Potosí
Several double terminated Amethyst Quartz crystals of delicate violet are clustered over and to one side of a
 Mexquitic, San Luis Potosí
Mexquitic de Carmona Municipality in San Luis Potosí, Mexico, is the type locality for Fluor-buergerite, a
 Tepetate, Mexico
A 1.5 x 0.9 x 0.5 cm perfectly terminated Topaz crystal protruding vertically from a small block of volcanic
 Ojuela Mine, Mexico
Glassy, highly lustrous, milky white tabular Hemimorphite crystals and crystal clusters make-up almost all of
 Aurora Mine, Mexico
A truly superb cabinet specimen of large terminated Danburite crystals measuring to an exceptional 10
Inesite with Apophyllite
 Broken Hill, Australia
Inesite is a relatively rare calcium-manganese-iron silicate hydroxide which occurs in several of the mines at
 Dassu, Gilgit-Baltistan
This magnificent and genuinely show-stopping gemmy Topaz is from Dassu in the Braldu Valley of Gilgit,
Scheelite with Muscovite
 Mount Xuebaoding, Sichuan Province
This gorgeous butterscotch orange octahedral Scheelite crystal set amongst blades of Muscovite Mica is from
Spessartine on Smoky Quartz on Feldspar
 Wushan Spessartine Mine, China
Looking at this group of magnificent black Smoky Quartz crystals heavily dusted with bright tangerine orange
Topaz on Smoky Quartz
 Adun-Cholon Range, Russia
A very different looking small cabinet specimen of largely colourless Topaz with rich deep smoky to golden
 Badakhshan Province, Afghanistan
A perfectly terminated, pale lilac crystal of Scapolite displays to full advantage against a snow-white matrix
Afghanite with Phlogopite
 Sar-e Sang (Sar Sang; Sary Sang), Badakhshan Province
A deep blue Afghanite crystal extends up above a mixed Phlogopite mica and Calcite matrix from Sar-e Sang in
Beryl var. Aquamarine
 Barra De Salinas, Brazil
An ex-matrix, single crystal of milky, sky blue Beryl forming a long hexagonal prism from Barra de Salinas in
Beryl var. Aquamarine
 Barra De Salinas, Brazil
An ex-matrix, single crystal of milky, sky blue Beryl forming a long hexagonal prism from Barra de Salinas in
Spessartine Garnet
 Navegadora Mine, Brazil
A stunning naturally etched light Burgundy red Spessartine Garnet on Quartz from the Navegadora Claim at
 Rio Piracicaba, Brazil
Phenakite is a beryllium nesosilicate sometimes associated with pegmatites and this fine small miniature is
 Tsumeb Mine, Namibia
Gemmy to translucent deep emerald green Dioptase crystals to 4 mm richly coat a thin yet undulating matrix of
Dioptase with Calcite
 Tsumeb Mine, Namibia
Three good size crystals of emerald green Dioptase are perched along a matrix of snowy white rhombohedral
Grossular Garnet
 Arrondissement Diakon, Mali
This small cabinet specimen of two intergrown Grossular garnet crystals is an absolute delight; a specimen
Schorl on Feldspar
 Davib Ost Farm 61, Namibia
The Davib Ost Farm 61 at Karibib in the Erongo Region of Namibia has become famous for its numerous finely
Fluorite on Muscovite
 Davib Ost Farm 61, Erongo Region
A pair of leaf to emerald-green cuboctahedron Fluorite crystals sit on, and contrast against, a thick plate of
Azurite with Libethenite and Chrysocolla
 Carharrack, Cornwall
This miniature of jumbled Azurite, Libethenite and Chrysocolla is a fine example of typical vein material from
Cassiterite with Quartz and Mica
 Ehrenfriedersdorf, Germany
Lustrous black Cassiterite crystals of typically 1 cm wide form a 3 x 1.5 cm cluster and a few individual
Apophyllite with Inesite
 New Broken Hill Consolidated Mine, New South Wales
Inesite is a hydrous calcium manganese silicate which at the Broken Hill mines in New south Wales, Australia,
Chrysocolla ps. After Malachite ps. After Azurite with Quartz
 Tenke-Fungurume area, DR Congo
A completely naturally flat plate of dark green Malachite is overgrown with pastel sky-blue Chrysocolla
Smoky Quartz with Cassiterite on Zinnwaldite
 Cínovec/Zinnwald, Saxony & Ústí Region (Bohemia)
From the Cínovec-Zinnwald ore field which extends into both Germany and the Czech Republic, this Smoky Quartz
Neptunite  with Joaquinite-(Ce)
 California State Gem Mine (Dallas Gem Min), California
An excellent small cabinet display specimen of terminated, prismatic Neptunite crystals measuring to 2.6 cm
Tourmaline with Lepidolite and Cleavelandite
 Himalaya Mine, California
An integrated pair of quite complex Tourmaline prisms, most probably Elbaite, from the Himalaya mine at Mesa
 Tilly Foster Mine, USA
The Tilly Foster Iron mine at Brewster in Putnam County, New York, USA, worked a large iron ore deposit and
Elbaite (Tourmaline) with Lepidolite
 Pala Mining District, California
A single prism of bi-coloured Elbaite Tourmaline with a little attached Lepidolite mica from the Pala Mining
 Green Monster Mountain, USA
A spectacular thick blocky tabular crystal of very dark green Epidote from the famed Green Monster Mountain on
Neptunite with Joaquinite-(Ce)
 California State Gem Mine (Dallas Gem Min), California
Excellent lustrous black prismatic crystals of Neptunite measuring to 1.8 cm long pleasingly contrast against
 De Kalb Township, New York
A now rare old location for crystal specimens of Diopside from De Kalb in St. Lawrence County, New York, USA.
Almandine Garnet
 Russell Garnet Mine, Massachusetts
Essentially five intergrown large dodecahedral Almandine Garnet crystals from the old historic Russell Garnet
Apophyllite with Prehnite
 Centreville, Virginia
To the uninitiated eye this fine colourless to milky white Apophyllite covering peppermint green Prehnite
Smoky Quartz with Microcline var. Amazonite
 Pikes Peak, Colorado
Blue-green Amazonite Feldspar with Smoky Quartz requires no introduction form its most famous of all
Spodumene var. Kunzite
 Stewart Mine, USA
This splendid off-matrix Spodumene crystal is the variety Kunzite named for George Frederick Kunz, gemmologist
 Hot Springs, Arkansas
A beautiful small cabinet specimen of transparent Quartz crystals of the variety Rock Crystal from the
 Banner District, Arizona
Botryoidal, powder blue Hemimorphite coats both sides of a flattened sandy coloured matrix from the Banner
 Tsumeb Mine, Namibia
Of the 335 recorded mineral species from the Tsumeb mine in Namibia there is just one which has become
Dioptase on Calcite with Duftite
 Tsumeb Mine, Namibia
A charming and choice miniature of rhombohedral Calcite crystals preferentially coated with micro Calcite
Willemite pseudomorph after Azurite
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
An incredibly rare specimen of turquoise-sky-blue Willemite pseudomorphing after a group of vertically
Ferberite with Quartz, Galena, Pyrite and Epidote
 Kara-Oba, Karagandy Province
This description can only begin with Wow! And that’s a massive Wow! From one side, what appears to be one
Apophyllite with Calcite and Stilbite
 Pune, India
A classic Pune double terminated Apophyllite (probably Fluorapophyllite) crystal, 7.5 cm long, sits across and
 Zagradski Potok Mine, Federation of Bosnia and Herzegovina
Characteristic twinned crystal of gemmy colourless to translucent white Hyalophane crystal from the Zagradski
Brookite with Albite
 Twll Maen Grisial, UK
Simply the mention of Prenteg conjures thoughts of the three titanium dioxide polymorphs and this terrific