Oxides and Hydroxides

 

331 results

Native Copper and Cuprite
$800
 Wheal Gorland, England
The mere mention of Wheal Gorland sets the pulse racing amongst even the most seasoned collectors of Cornish
Hematite with Quartz
$550
 Florence Mine, England
A choice plate of magnificent black platy crystals of Specularite, the crystallised variety of Hematite, from
Cassiterite
$150
 St Agnes, Cornwall
The St. Agnes granite is a small offshoot of the Carnmenellis pluton and contained two major veins rich in tin
Cuprite
$180
 Phoenix United Mine, England
A super specimen of nicely crystallised octahedral Cuprite, richly distributed throughout a vuggy and porous
Goethite
$250
 Restormel Royal Iron Mine, England
A superbly crystallised Goethite specimen from the well known Restormel Royal Iron Mine at Lostwithiel near to
Calcite with Pyrite
$2,500
  Pribram, Czech Republic
This superb miniature Calcite from the Příbram Mining District in the Czech Republic, composed of multiple
Rutile
$300
 Pfitsch Pass, Austria
This ex-matrix Rutile crystal is from the Pfitsch Pass in North Tyrol, Austria and is a lovey example of a
Goethite
$650
  Pribram, Czech Republic
A superb cabinet size Goethite from the Příbram Mining District in the Central Bohemian Region of the Czech
Cassiterite and Fluorite on Quartz
$350
 Krupka (Graupen), Bohemia
Wow!  A delightful and quite different combination of lustrous black Cassiterite crystals alongside tiny,
Cuprite with Native Silver
$1,500
 Rubtsovskoe Cu-Zn-Pb deposit, Western Siberian Region
An amazing Russian Cuprite specimen with a massive Wow factor!  Superb, sharp octahedral Cuprite crystals
Manganite
$200
 Ilfeld, Germany
Located at Ilfeld in the Harz Mountains of central Germany, this famous manganese deposit has produced some of
Goethite
$500
 Tsumeb Mine, Namibia
Goethite is a well-known common secondary mineral at Tsumeb, but rarely forms attractive specimens.  This
 Cerussite with Malachite and Goethite
$600
 Tsumeb Mine, Namibia
This delightful and highly lustrous Cerussite V-twin is from the second oxidation zone in the Tsumeb
Magnetite
$600
 Banat Mountains, Romania
A lovely miniature of lustrous octahedral magnetite from the Banat Mountains in Caraş-Severin County in
Cuprite
$1,400
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Very bright Cuprite crystals to 4mm (please check measurements) richly encrusting a combi Cuprite matrix to
Cassiterite with Quartz with "Zinnwaldite"
$750
 Cínovec / Zinnwald, Saxony & Ústí Region
Typical milky Quartz crystals from Zinnwald, that are growing in a parallel orientation and are liberally
Pyromorphite with Coronadite
$3,500
 Broken Hill Proprietary Mine, New South Wales
An interesting specimen from the Broken Hill Proprietary Mine in Australia, this pyromorphite with Coronadite
Cuprite coated with Malachite
$2,500
 Ogonja, Namibia
A well formed large Cuprite crystal and partly relapced with Malachite, from the Khomas region, Namibia.
Goethite coating Cerussite after Anglesite
$1,250
 Block 14, New South Wales
Sharp, blocky pseudomorphs of Cerussite after Anglesite, coated with jet-black Goethite are famous from the
Smithsonite on Coronadite
$2,000
 MMM Mine, Australia
A superb specimen of colourless to milky-white Smithsonite crystals forming rich clusters over a matrix of
Hematite var. Iron Rose
$1,500
 Mörchnerkar, North Tyrol
A choice, beautiful miniature of mixed Quartz and Muscovite capped with a Hematite ‘Iron Rose’, the variety
Hematite
$850
 Cavradi Gorge, Grischun
A magnificent small miniature, classic Iron Rose Hematite with multiple-stacked hexagonal plates that form a
Hematite
$200
 Cavradi Gorge, Grischun
A superb large thumbnail Hematite forms multiple-stacked, intense steely-black hexagonal plates with a bright,
Hematite with Rutile on Quartz
$250
 Cavradi Gorge, Switzerland
A beautiful small cluster of bright, black metallic Hematite crystals forming Iron Roses with burnt orange
Hematite var. Iron Rose
$600
 St. Gotthard, Switzerland
A chunky and robust Hematite Iron Rose, attached to a smear of granular milky-Quartz matrix, from the St.
Hematite with Rutile on Quartz
$250
 Cavradi Gorge, Grischun
A most elegant large thumbnail/small miniature of Hematite forming a curved group of intergrown Iron Rose
Tyrolite, Tangdanite, Erythrite and Azurite
$1,500
 Geyer - Silberberg District, North Tyrol
A highly brecciated specimen interwoven with fracture and pore-filled copper and cobalt mineralisation. 
Brookite on Quartz
$700
 Switzerland, Europe
A delightful single terminated Brookite crystal emerges from a prism face of a glassy, part Quartz crystal
Cassiterite
$750
 Horni Slavkov (Schlaggenwald), Czech Republic
Beautiful lustrous black metallic Cassiterite crystals form an unusual multi-peaked specimen, resulting from
Hematite with Rutile
$150
 Cavradi Gorge, Grischun
A beautiful thumbnail of thin gemmy blades of burnt orange Rutile laying flat against a 1.8 x 1.7 x 0.3 cm
Cassiterite
$1,500
 Horni Slavkov (Schlaggenwald), Czech Republic
This beautifully aesthetic cluster of superb Cassiterite crystals will make a real show-stopper for many good
Calcite with Pyrite and Goethite
$450
  Pribram, Czech Republic
Glassy, translucent Calcite crystals cover a matrix of massive opaque white Calcite from the Příbram mining
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
Quartz var. Amethyst
$250
 Horni Slavkov (Schlaggenwald), Czech Republic
A nice elongated cluster of Amethyst Quartz, with a little attached etched snow-white Quartz, from Horní
Cassiterite
$1,250
 Horni Slavkov (Schlaggenwald), Czech Republic
A gorgeous weighty cluster of lustrous black metallic Cassiterite crystals from Horní Slavkov in the Czech
Cassiterite
$120
 St. Michael's Mount, England
A compact miniature which aptly demonstrates key mineralisation at the iconic landmark of St. Michael's Mount
Cassiterite with Wolframite
$250
 Goonbarrow China Clay Pit, England
Black granular Cassiterite and lustrous black blades of Wolframite richly cover and pervade a block of remnant
Goethite ps. after Marcasite
$250
 Wapping Mine, England
Cogwheel-like, angular crystals of rusty to dark chocolate-brown Goethite form excellent pseudomorphs after
Hematite var. Specularite
$200
 Florence Mine, England
A classic example of Specularite, the metallic bladed variety of Hematite from Florence mine near Egremont in
Romanèchite
$350
 Adam Heber Mine, Saxony
A fine small miniature of botryoidal Romanèchite from the Adam Heber mine near Neustädtel in Saxony,
Pyrolusite
$850
 Eisenzecher Zug Mine, North Rhine-Westphalia
A very fine and beautifully crystallised Pyrolusite from the Eisenzecher Zug mine at Eiserfeld in North
Manganite
$3,000
 Ilfeld, Germany
A superb specimen of excellent black metallic Manganite crystals from the classic locality of Ilfeld at
Hematite ps. after Magnetite var. Martite
$600
 Payún volcano, Mendoza Province
A stunning and classic pseudomorph of Hematite after Magnetite from Payún volcano in Mendoza Province,
Goethite coating Cerussite after Anglesite
$1,250
 Block 14, Australia
A really superb pseudomorph of Cerussite after Anglesite coated in very dark chocolate-brown Goethite, from
Hematite
$1,500
 Schmiedeberg, Saxony
A hillocky, long and narrow Hematite and milky Quartz matrix, richly coated with micro, sub-mm Hematite
Hematite pseudomorph after Calcite
$2,800
 Harz, Germany
A superb and highly unusual specimen of Hematite pseudomorphing after Calcite from the Harz region of Lower
Goethite
$1,250
 Hollister Zug, Rhineland-Palatinate
A stockwork of thin carbonate veins, probably Calcite or Dolomite, form a honeycomb structure of individual
Lepidocrocite
$1,200
 Siegen, North Rhine-Westphalia
Labelled in the Archduke and Rumpff collections as Goethite, this small miniature has an area of