Oxides and Hydroxides

 

369 results

Cassiterite partially pseudomorphing after Orthoclase
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Cassiterite partially pseudomorphing after Orthoclase

Cassiterite partially pseudomorphing after Orthoclase

$350
 Wheal Coates, England
Wheal Coates, standing on the cliffs overlooking the Atlantic Ocean at St. Agnes in Cornwall is renowned for
Cassiterite (vein section)
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Cassiterite (vein section)

Cassiterite (vein section)

$300
 Illogan, England
This small cabinet specimen of Cassiterite, crystallised within a section of vein material, is labelled as
Cassiterite
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Cassiterite

Cassiterite

$250
 Harriet Lode, Camborne
Wheal Pendarves lay between Barripper and Troon to the south of Camborne and operated between 1973 and 1985.
Quartz variety Eisenkiesel on Hematite
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Quartz variety Eisenkiesel on Hematite

Quartz variety Eisenkiesel on Hematite

$350
 Florence Mine, England
An 8.8 x 5.0 cm plate of sooty coloured Hematite richly covered with equant bipyramidal Quartz crystals makes
Anatase with Quartz, Albite and Calcite
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Anatase with Quartz, Albite and Calcite

Anatase with Quartz, Albite and Calcite

$1,200
 Prenteg, Wales
Prenteg is famous for the occurrence of the trimorphous minerals Anatase, Brookite and Rutile, each a
Anatase
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Anatase

Anatase

$500
 Prenteg, Gwynedd
Prenteg is famous for the occurrence of the trimorphous minerals Anatase, Brookite and Rutile, each a
Goethite
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Goethite

Goethite

$340
 Botallack Mine, England
A striking display of black, botryoidal Goethite with a sparkling drusy surface with a well-defined internal
Schneiderhöhnite
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Schneiderhöhni-te

Schneiderhöhnite

$1,250
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A well-formed tightly clustered group Schneiderhöhnite crystals with excellent terminations of a lustrous
Goethite on Smithsonite
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Goethite on Smithsonite

Goethite on Smithsonite

$850
 Tsumeb Mine, Namibia
Bright black botryoidal druses of lustrous Goethite coat hidden Smithsonite crystals to 1.4 cm sitting on a
Corundum var. Ruby
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Corundum var. Ruby

Corundum var. Ruby

$950
 Jegdalek Ruby Deposit, Afghanistan
A terrific crystal of Ruby Corundum in a matrix of milky Calcite from the Jegdalek Ruby Deposit in Kabul
Rutile
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Rutile

Rutile

$850
 Rauris Valley, Austria
A fine cabinet specimen of red to dark maroon Rutile crystals which range from micro to 6 mm, with many
Liroconite with Clinoclase
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Liroconite with Clinoclase

Liroconite with Clinoclase

$2,500
 Wheal Gorland, England
Liroconite, a hydrated copper aluminium arsenate hydroxide, carries a kudos within Cornish collections that no
Libethenite
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Libethenite

Libethenite

$600
 Wheal Phoenix, England
The copper phosphate Libethenite is a well known species from the mining complex at Wheal Phoenix close to the
Hematite var. Kidney Ore
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Hematite var. Kidney Ore

Hematite var. Kidney Ore

$300
 Goose Green Mine, Cumbria
A delightful mamillary mound of Kidney Ore, the botryoidal variety of Hematite.  The Hematite forms an
Chalcoalumite, Ajoite and Brochantite on Native Copper and Cuprite
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Chalcoalumite, Ajoite and Brochantite on Native Copper and Cuprite

Chalcoalumite, Ajoite and Brochantite on Native Copper and Cuprite

$100
 New East Wheal Russell, England
A complexly mineralised miniature displaying Chalcoalumite (hydrous Al-Cu sulphate), Ajoite (hydrated
Calcite and Hematite
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Calcite and Hematite

Calcite and Hematite

$200
 Egremont, England
An aesthetic domed specimen of 3 to 5 mm nail-head Calcite crystals from the Egremont iron mining district in
Hausmannite
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Hausmannite

Hausmannite

$6,000
 N'Chwaning Mines, South Africa
Wow!  This is one beast of a Hausmannite, a beautiful beast I hasten to add!  From the famous
Schneiderhöhnite with Quartz and Tennantite
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Schneiderhöhnite with Quartz and Tennantite

Schneiderhöhnite with Quartz and Tennantite

$2,500
 Tsumeb Mine, Namibia
This small miniature of the very rare iron arsenate Schneiderhöhnite in a matrix of mixed Tennantite and
Hematite
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Hematite

Hematite

$1,000
 Wessels Mine, South Africa
A bright metallic steely blue grey crystal of Hematite measuring to 3.7 cm, displaying a pyramidal form
Native Copper with Cuprite
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Native Copper with Cuprite

Native Copper with Cuprite

$550
 Wheal Unity, England
A rich, crudely crystallised vuggy and porous mass of Native Copper is richly pervaded with octahedral Cuprite
Cuprite with Native Copper
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Cuprite with Native Copper

Cuprite with Native Copper

$500
 Nizhnetagilskii Massif, Russia
This compact and chunky miniature of a vuggy yet solid mass of Native Copper is pervaded with splendid
Fluorite with Hematite, Siderite and Chalcopyrite
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Fluorite with Hematite, Siderite and Chalcopyrite

Fluorite with Hematite, Siderite and Chalcopyrite

$1,000
 Carn Brea Mine, England
Carn Brea is a prominent elongated ridge of granite adjacent to the A30 road and railway line between Camborne
Quartz with Hematite var. Eisenkiesel
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Quartz with Hematite var. Eisenkiesel

Quartz with Hematite var. Eisenkiesel

$2,500
 Frizington, Cumbria
The mineralogy of the west Cumbrian iron mines tends to be simple, yet the specimens produced represent some
Cerussite ps. after Anglesite with Coronadite
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Cerussite ps. after Anglesite with Coronadite

Cerussite ps. after Anglesite with Coronadite

$950
 Broken Hill, Australia
This large cabinet size Cerussite pseudomorphing after Anglesite and coated with Coronadite is a Broken Hill
Pyromorphite on Coronadite
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Pyromorphite on Coronadite

Pyromorphite on Coronadite

$800
 MMM Mine, Australia
The famous MMM mine at Broken Hill in Australia worked the line of lode orebody and is situated within the
Zincite
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Zincite

Zincite

$9,500
 Franklin Mine, USA
The Franklin mines in Sussex County, New Jersey, exploited one of the most complex orebodies on Earth, famed
Hematite ps. after Magnetite var. Martite
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Hematite ps. after Magnetite var. Martite

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
Cassiterite
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Cassiterite

Cassiterite

$400
 Bejewans, England
Although I dearly love these specimens of Cassiterite from the famous deposit of the Bejewans Tin Stream Works
Scheelite on Zinnwaldite
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Scheelite on Zinnwaldite

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
Adamite on Calcite
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Adamite on Calcite

Adamite on Calcite

$750
 Lavrion, Attikí Prefecture
The zinc arsenate Adamite forms superb specimens in the Lavrion mining district of the Attica Peninsula in
Libethenite
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Libethenite

Libethenite

$850
 M'sesa Mine, DR Congo
A rich and stunning group of dark leaf green Libethenite crystals line a shallow, open vug in a matrix of
Hematite
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Hematite

Hematite

$700
 Hematite occurrence, Morocco
Many present-day collectors are familiar with the blue Baryte specimens being produced form this locality,
Rutile var. Sagenite
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Rutile var. Sagenite

Rutile var. Sagenite

$4,500
 Pfitsch Pass, Austria
The Zillertal Valley is situated in spectacular mountain scenery in the Tyrol state of Austria and is host to
Bindheimite and Malachite ps. after Bournonite
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Bindheimite and Malachite ps. after Bournonite

Bindheimite and Malachite ps. after Bournonite

$2,500
 Hüttenberg, Carinthia
Bindheimite is a hydrous lead antimony oxide produced from the alteration of other ores and is a species still
Manganite
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Manganite

Manganite

$700
 Ilfeld, Germany
Some of the best specimens of Manganite in the world have come from Ilfeld in the Harz Mountains of central
Hematite with Rutile
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Hematite with Rutile

Hematite with Rutile

$250
 Cavradi Gorge, Grischun
Two tiny root beer-brown, terminated Rutile crystals sit flat against a 2 cm tall metallic black Hematite
Anatase on Faden Quartz
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Anatase on Faden Quartz

Anatase on Faden Quartz

$300
This delightful small miniature/large thumbnail of the titanium dioxide Anatase on Faden Quartz is a Swiss
Hematite var. Kidney Ore
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Hematite var. Kidney Ore

Hematite var. Kidney Ore

$6,500
 Cleator Moor Iron Mine, Cumbria
The village of Cleator Moor lies halfway between the west Cumbrian towns of Frizington and Egremont and had
Botallackite
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Botallackite

Botallackite

$1,500
 Cligga Mine, England
A weathered plate of mottled Cligga Head granite, its top surface richly coated with deep green-teal-blue
Hematite var. Specularite
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Hematite var. Specularite

Hematite var. Specularite

$1,700
 Florence Mine, England
Arguably, the most iconic mineral from the West Cumbrian iron ore field is that of Specularite or Specular
Hematite var. Kidney Ore
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Hematite var. Kidney Ore

Hematite var. Kidney Ore

$800
 Florence Mine, England
The botryoidal variety of Hematite known as Kidney Ore was found throughout Florence mine, just east of the
Hematite var. Specularite
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Hematite var. Specularite

Hematite var. Specularite

$200
 Florence Mine, England
Specularite is the black, crystallised variety of Hematite and this is a great miniature specimen, ideal for
Mendipite
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Mendipite

Mendipite

$200
 Torr Works Quarry, England
This small cabinet specimen is a fine example of the rare lead oxyhalide, Mendipite, named for the Mendip
Hematite
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Hematite

Hematite

$400
 West Cumberland Iron Ore Field, England
“What a whopper” comes to mind lifting this good-size cabinet specimen of botryoidal Hematite, of the variety
Cassiterite
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Cassiterite

Cassiterite

$170
 Dolcoath Mine, England
Dolcoath was known as the Queen of Cornish Mines because of its size and wealth, being one of the largest
Corundum var. Ruby
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Corundum var. Ruby

Corundum var. Ruby

$2,500
 Froland, Norway
A splendid example of Ruby Corundum on matrix from the Froland region in the county of Agder in southern
Goethite on Smoky Quartz
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Goethite on Smoky Quartz

Goethite on Smoky Quartz

$500
 Freisen, Germany
This excellent Smoky Quartz-lined geode, containing a 6 cm long infilling of superbly crystallised acicular
Pyrolusite
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Pyrolusite

Pyrolusite

$450
 Taylor Mine, USA
This flattened radial fan of superb Pyrolusite crystals against a bed of micro-crystalline smoky Quartz is a
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