Rare Minerals

183 results

Tin "Candle"
 Wheal Gorland, England
A rare Cornish mining artefact, termed a ‘Tin Candle’ and purportedly originating from Wheal Gorland at St.
Rockbridgeite-Hentschelite var. Andrewsite
 Phoenix United Mine, Cornwall
The classic Cornish mineral Andrewsite is actually a mixture of Rockbridgeite and Hentschelite with minor
 Torr Works Quarry, England
A good representative specimen of the rare lead oxychloride Mendipite from Torr Works quarry at Cranmore,
 St Day United Mines, England
Platy hexagonal crystals of greenish-turquoise Chalcophyllite form rich druses within shallow vugs in a grey
Iron Meteorite (Gibeon, polished)
 Gibeon, Hardap Region
A magnificent partly sawn and polished block from the Gibeon meteorite, weighing in at 2.96 kg; making this a
 N'Chwaning Mines, South Africa
An impressive crystallised specimen of the extremely rare mineral Charlesite from the N'Chwaning mines at
Wendwilsonite and Roselite on Cobaltoan Calcite
 Aghbar Mine, Morocco
Wendwilsonite, a rare calcium-magnesium-cobalt arsenate occurs as excellent broad bladed crystals to about 5
 Bouismas Mine (Bouismass mine), Drâa-Tafilalet Region
This miniature of the silver antimonide Dyscrasite, forms a coral-like array of branching thick stems of a
Cattierite with Siegenite
 Shinkolobwe Mine, Katanga Copper Crescent
A rare specimen of Cattierite, a cobalt sulphide, from its type locality at Shinkolobwe mine, in the Katanga
Otavite on Malachite with Cerussite
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Otavite is an extremely rare cadmium carbonate, first discovered at Tsumeb in 1906 in the outcrop and near
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Schaurteite, a calcium-germanium sulphate, is a very rare species from its type locality at Tsumeb and
Mendipite with Chloroxiphite, Symesite and Diaboleite
 Torr Works Quarry, England
A potpourri of rare mineralogical delights from the famous Torr Works quarry (aka Merehead quarry) at Cranmore
Paralaurionite with Diaboleite and Leadhillite
 Collins vein, Arizona
A fantastic large miniature/small cabinet specimen of almost solid crystalline Paralaurionite and Diaboleite
Lillianite with Cosalite and Chalcopyrite
 Baita mining district, Bihor County
A very fine specimen containing two rare lead-bismuth sulphosalts, Lillianite and Cosalite with brassy
Ludlamite with Quartz and Siderite
 Wheal Jane, England
A specimen that can be summarised with just one word; Wow!  The rare phosphate Ludlamite was named in
 Uranium Mine No. 21 (Shaft No. 21), Bohemia (Böhmen; Boehmen)
Dyscrasite is a rare silver antimonide and this is a truly magnificent example of the species.  From
Hessite with Quartz
 Anna Mine, Alba Co.
A superb small miniature of equant lead-grey Hessite crystals form a piled-up cluster on top of a matrix of
 Sacarimb (Nagyag), Romania
Sylvanite, a gold-silver telluride, forms rich crystallised and granular ribbons and patches across the
Native Iridium / Osmium (alloy)
 Urals Region, Russia
A glass phial containing two to three hundred loose granules of metallic lead-grey Native Iridium and Osmium
Native Tellurium
 Fata Baii, Romania
A small cabinet specimen, rich in splendid micro-crystals of silvery tin-white Native Tellurium on a light
Chalcoalumite, Ajoite and Brochantite on Native Copper and Cuprite
 New East Wheal Russell, England
A complexly mineralised miniature displaying Chalcoalumite (hydrous Al-Cu sulphate), Ajoite (hydrated
Native Silver pseudomorph after Pyrargyrite
  Pribram, Czech Republic
A rare and unusual Native Silver pseudomorph after Pyrargyrite from the Příbram mining district in Central
 Himmelsfürst Mine, Germany
Argyrodite is an uncommon silver-germanium sulphide (Ag8GeS6) and this excellent specimen is from its type
Iron Meteorite (found 1853)
 Tazewell meteorite, Tennessee
A sliced- sawn section of an Iron Meteorite with overall dimensions of 6.0 x 4.6 x 0.3 cm.  This is part
 Baia de Aries, Romania
Nagyágite is a rare and complex lead-antimony-gold-tellurium sulphide and forms large bright silver
 Anna Mine, Alba Co.
Hessite is a rare di-silver telluride (Ag2Te) and this specimen is from the Anna Mine at Botești in Alba
 Dzhezkazgan Mining District, Kazakhstan
An excellent and very representative specimen of the rare mineral Betekhtinite, a copper-iron-lead sulphide,
 Golden Mile Mines, Western Australia
Two micromount-size flakes of metallic silver Tellurantimony from the Golden Mile mines of Kalgoorlie-Boulder
 Broken Hill Proprietary Mine, New South Wales
The very rare mineral Marshite is one of the must-have Broken Hill classics but is seldom available and then
 Kalgoorlie-Boulder Shire, Western Australia
A rich 1.2 x 0.7 cm patch of metallic buttery-silver Calaverite invests a small sliver of milky Quartz from
 Broken Hill, Australia
Kutnohorite is another classic mineral from the Broken Hill suite and this very fine specimen is an excellent
 Zinc Corporation Mine, Australia
A terrific specimen of the rare manganese sulphide Alabandite from the Zinc Corporation mine at Broken Hill,
Anglesite var. Green Anglesite
 MMM Mine, Australia
One part-gemmy, brilliant equant limey-apple-green Anglesite crystal is perched at the edge / top of a dark
Marshite with Cerussite and Malachite
 Broken Hill, Australia
A sublime Marshite specimen, one of the essential Broken Hill classics, but very rarely obtainable with such a
 Zinc Corporation Mine, Australia
Bannisterite is a black mica-like mineral and a rare phyllosilicate.  A 5.0 x 3.0+ cm area of platy
 Sainte-Lucie Mine, Occitanie
Although Stolzite is a relatively rare mineral it is well known from a number of famous localities worldwide,
 Ivigtut Cryolite Deposit, Greenland
A superb, good-sized cabinet specimen of the sodium hexafluoroaluminate mineral Cryolite, from perhaps its
 Neue Hoffnung Gottes Mine, Germany
Crystals of the rare silver-antimony sulphide Miargyrite are developed in this very fine specimen up to 7 mm
 Artern, Thuringia
An excellent deep golden-honey to deep butterscotch skewed octagonal crystal of Mellite from Artern in the
Plagionite on Galena
 Pfannenberger Einigkeit Mine, North Rhine-Westphalia
Grey-black metallic globular clusters of the very rare mineral Plagionite are richly distributed over a
 Artern, Thuringia
Mellite is an very unusual organic compound, an aluminium benzene hexacarboxylate hydrate.  This deep
 Schacht 38 Mine, Germany
Whewellite is a relatively rare organic mineral, a hydrated calcium oxalate.  This is a near-perfect,
 Stahlberg Mine (Schwabengrube), Germany
Excellent crystals of dark steel-blue Siegenite with an attractive iridescence from its type locality at
 St Andreasberg, Germany
A large plate of Quartz-rich matrix is covered on both faces with glassy, translucent milky-white Harmotome
Connellite with Malachite and Chalcophyllite
 Wheal Unity, Cornwall
An absolutely superb specimen of the hydrous copper chloro-sulphate Connellite from the enigmatic Wheal Unity
Nasonite in Datolite and Goethite
 Torr Works Quarry, England
Nasonite is one of the Holy Grails from the rare oxychloride suite occasionally found in Torr Works quarry at
 Torr Works Quarry, England
A first-class specimen of delicate pink Mendipite with an outer crust of sooty black manganese oxides from the
 Boulby Mine, England
Boracite, magnesium borate, occurs sporadically in the Permian potash beds in Boulby mine at Loftus near the