Rare Minerals

259 results

Tsumebite on Dolomite
$200
 Tsumeb Mine, Namibia
This fine small miniature of the extremely rare lead-copper phosphate Tsumebite is from its type locality at
Fahleite (Mineral GS1)
$500
 Tsumeb Mine, Namibia
The unnamed ‘Mineral GS1’ has long been an enigmatic species from the Tsumeb mine in Namibia, looking more
Wendwilsonite and Roselite on Cobaltoan Calcite
$350
 Aghbar Mine, Morocco
Wendwilsonite, a rare calcium-magnesium-cobalt arsenate occurs as excellent broad bladed crystals to about 5
Native Silver with Sternbergite
$500
 Eliáš Mine, Czech Republic
This miniature, rich in Native Silver and the silver-iron sulphide Sternbergite, is a rare combination of
Dyscrasite on Native Arsenic
$1,200
 Uranium Mine No. 21, Central Bohemia Region
This is a quite remarkable miniature of wonderfully crystallised Dyscrasite on sooty dark grey Native Arsenic
Native Silver pseudomorph after Dyscrasite
$900
  Pribram, Czech Republic
A magnificent ex-matrix large miniature of Native Silver pseudomorphing crystals of Dyscrasite from the
Native Copper replacing Wood
$7,750
 Mavrovouni Mine, Cyprus
A rare intriguing specimen of a cut section of a wooden pit prop (or mine prop), found in the ancient
Primary Malachite
$8,500
 Mashamba West Mine, Katanga Copper Crescent
The Mashamba West mine in the Democratic Republic of the Congo (DRC) is famous for its superb specimens of
Andorite with Zinkenite and Pyrite
$800
 Itos Mine, Oruro Department
This remarkable large cabinet specimen of Andorite with Zinkenite and Pyrite is from Itos mine in the Oruro
Gratonite
$950
 Excelsior Mine, Peru
A superbly crystallised thumbnail of the rare lead-arsenic sulphosalt Gratonite from its type locality at the
Hematite ps. after Magnetite var. Martite
$500
 Payún Matrú volcano, Argentina
This is quite an amazing miniature specimen composed of aligned rows and columns of superbly crystallised
Meteorite (L/LL4 Chondrite)
$1,245
 Bjurbole meteorite, Southern Finland Region
The Bjurböle Meteorite was observed to fall at 21:30 hours on 12th March 1899, exactly 122 years ago today
Whewellite with Smythite inclusions
$900
 -435m level, Thuringia
If you have been looking for a good specimen of the rare, hydrated calcium oxalate Whewellite, then this, I
Stephanite
$450
 Niederschlema, Germany
This thumbnail specimen of the silver antimony sulphosalt Stephanite, is a great example of this rare mineral
Proustite with Stephanite, Argentopyrite and Arsenopyrite
$850
 Niederschlema, Germany
The mine at Niederschlema in Saxony, Germany lay south-west of Chemnitz and a little north of Germany’s border
Botallackite
$1,500
 Cligga Mine, England
A weathered plate of mottled Cligga Head granite, its top surface richly coated with deep green-teal-blue
Witherite
$150
 A4119 road cutting, Rhondda-Cynon-Taff (Glamorgan)
Occasionally minerals specimens are found in unexpected new locations following engineering work which has
Mendipite
$200
 Torr Works Quarry, England
This small cabinet specimen is a fine example of the rare lead oxyhalide, Mendipite, named for the Mendip
Stephanite
$650
 Freiberg District, Germany
Stephanite is a rare silver-antimony sulphosalt which is named for Archduke Stephan Franz Victor von
Albite var. Pericline
$250
 Pfitsch Pass, Austria
Pericline is a variety of Albite feldspar which occurs as elongated milky-white crystals, extended on their
Vivianite
$1,200
 Blackbird Mine Complex, USA
A rare and strikingly beautiful purple, indigo and violet Vivianite from the famous Blackbird Mine Complex in
Native Iron
$1,200
 Bühl, Germany
Because iron is such a common element in the Earth’s crust, it would be easy to think Native Iron would be
Semseyite
$2,500
 Herja Mine, Romania
Although Semseyite is a lead-antimony sulphide, it is classified as a sulphosalt due to it containing both a
Pucherite
$350
 Schneeberg, Saxony
Pucherite is an extremely rare bismuth vanadate and this richly crystallised specimen is from its type
Dioptase with Wulfenite
$2,500
 Tsumeb Mine, Namibia
Although the lead molybdate Wulfenite is common throughout the Tsumeb orebody, its occurrence with Dioptase in
Gratonite
$2,500
 Rio Tinto Mine, Andalusia
This specimen provides a great opportunity to acquire an exceptionally rare species from a world-famous yet
Cubanite
$1,200
 Henderson No.2 Mine, Canada
An excellent specimen of iridescent pale brassy Cubanite from Henderson No. 2 mine at Chibougamau in Québec,
Eulytine
$2,500
 Schneeberg, Saxony
The rare bismuth silicate Eulytine forms orange-brown, often sub-botryoidal crystals with a glossy resinous
Aikinite with Native Gold and Galena
$3,500
 Berezovskii, Russia
Aikinite is an extremely rare lead-copper-bismuth sulphide often associated with precious metals and this
Sylvanite
$1,200
 Cripple Creek, USA
The mere mention of Cripple Creek instantly conjures images of gold, the Wild West, gun-fights and old mining
Maucherite
$7,000
 Eisleben, Saxony-Anhalt
Maucherite is an extremely rare nickel arsenide and this magnificent, crystallised miniature is from its type
Mellite
$1,200
 Tatabánya, Hungary
Mellite is one of the rare organic minerals which occur in nature, containing benzine salts and the elements
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
Pucherite
$500
 Pucher Shaft, Germany
For the dedicated systematic collector or anyone with an interest in rare and exotic species, Pucherite is a
Köttigite with Gypsum
$500
 Mapimí, Durango
Köttigite is a rare, hydrated zinc arsenate and occurs on this fine miniature as long tabular prismatic
Diaphorite
$3,500
  Pribram, Czech Republic
A well developed intergrown cluster of the rare silver-lead-antimony sulphosalt Diaphorite, measuring to 5 mm
Cavansite
$100
 Wagholi Quarries, Maharashtra
A beautiful and cute rosette of the rare calcium-vanadium silicate Cavansite measuring 1.5 x 1.0 x 0.5 cm,
Amber with Insect
$200
 Baltic Sea, Europe
Amber is a fossil tree resin and sometimes contains fossilised flora and fauna which became caught and
Schneiderhöhnite
$4,000
 Tsumeb Mine, Namibia
Schneiderhöhnite is one of Tsumeb’s extremely rare iron arsenates and forms small black lustrous crystals. It
Zincite
$2,500
 Franklin, New Jersey
The famous Franklin-Ogdensberg mining district exploited one of the world’s most species-rich and diverse
Sperrylite
$6,000
 Talnakh Cu-Ni Deposit, Eastern-Siberian Region
Sperrylite is a platinum arsenide and this good-sized miniature is from the Talnakh Cu-Ni Deposit in the
Arsentsumebite
$450
 Tsumeb Mine, Namibia
This Arsentsumebite from Tsumeb mine in Namibia may be more a large micromount than a thumbnail, but it
Bournonite with Freibergite
$2,000
 Viboras Mine, Potosí Department
This is a spectacular open group of superb Bournonite crystals displaying an excellent cogwheel habit, all
Tyrrellite with Umangite and Klockmannite
$150
 Eagle Claims U-Cu-Se occurrence, Saskatchewan
For the species collector this large thumbnail contains three rare selenide mineral species from the Eagle
Freieslebenite, Siderite and Quartz
$10,000
 Filon Rico, Castile-La Mancha
Freieslebenite is a rare silver-lead-antimony sulphosalt and in this superb specimen forms as
Stephanite
$15,000
 Himmelfahrt Mine, Germany
This is a world-class miniature of the rare silver-antimony sulphosalt Stephanite, displaying magnificent
Ettringite
$7,500
 N'Chwaning Mines, South Africa
Ettringite is a rare calcium-aluminium sulphate and is one of the iconic minerals from the N'Chwaning Mines in
Miargyrite
$12,500
 San Genaro Mine, Peru
This wonderful specimen of the rare silver-antimony sulphosalt Miargyrite is from the San Genaro mine in