Pseudomorphs

48 results

Goethite coating Cerussite after Anglesite
$3,500
 Kintore Opencut, Australia
A beautiful, perfectly formed specimen of coal-black Goethite coating razor-sharp crystals of Cerussite
Conichalcite pseudomorph after Calcite
$850
 Lavrion, Greece
A superb small miniature of limey-apple-green Conichalcite pseudomorphing after Calcite as 2 to 3 mm,
Malachite pseudomorph after Azurite
$250
 Tsumeb Mine, Namibia
An impressive miniature of Malachite pseudomorphs after Azurite from the Tsumeb mine in Namibia.  A
Malachite ps. after Azurite
$2,000
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A beautifully crystallised pseudomorph of Malachite after Azurite from the Tsumeb mine in the Oshikoto Region
Malachite ps. after Azurite
$650
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Crisp, well defined pseudomorphed crystals of deep holly-green Malachite after Azurite radiate from a small,
Native Copper rose pseudomorph after Azurite
$400
 Copper Rose Mine, USA
The Copper Rose mine at San Lorenzo, New Mexico, USA is considered an American classic, mainly because of its
Malachite pseudomorph after Cuprite
$250
 Chessy-les-Mines, France
From the type locality of Azurite, another Chessy classic in the form of a delightful Malachite pseudomorph
Bindheimite ps. after Bournonite with Malachite
$1,200
 Felixbau Mine, Carinthia
This specimen might be described as an ugly brute (!), but a rather beautiful ugly brute!!!  Mottled lime
Galena pseudomorph after Orthoclase
$200
 Nassau, Germany
A great ex-matrix specimen of a Galena pseudomorph after an Orthoclase feldspar Carlsbad twin from Nassau,
Dolomite ps. after Calcite with Hematite
$500
 Niederschlema, Germany
An aesthetic group of five scalenohedral Calcite crystals to 5.5 cm tall, the outer shells of which have been
Pyrolusite ps. after Calcite
$450
 Ilfeld, Germany
An excellent pseudomorph of coal-black metallic Pyrolusite replacing a stack of rhombohedral Calcite crystals
Kaolinite pseudomorphing after Orthoclase
$400
 Melbur China Clay Pit, England
Colloquially referred to as a “Pig’s Egg” by miners, Kaolinite pseudomorphs after Orthoclase feldspar were
Dolomite cast after Calcite
$900
 Tsumeb Mine, Namibia
Micro-crystals of creamy butter-milk Dolomite form a superb epimorph after triangular nail-head Calcite
Malachite pseudomorph after Azurite
$1,800
 Tsumeb Mine, Namibia
A 4 cm wide blade of micro-crystallised deep emerald to leaf-green Malachite completely replacing an Azurite
Tennantite after Azurite
$1,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A well known if rare pseudomorph specimen of bladed Azurite completely replaced by metallic dark grey
Malachite pseudomorph after Azurite with Gartrellite
$1,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A gorgeous small cabinet specimen of velvet textured, deep emerald-green Malachite pseudomorphs replacing
Dolomite cast after Calcite with Duftite
$350
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A most attractive creamy-white Dolomite cast after Calcite with a silky-pearlescent lustre, taking the form of
Malachite pseudomorph after Azurite
$7,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
This specimen is a great example of how aesthetic Malachite pseudomorphing after Azurite can be at the Tsumeb
Rosasite pseudomorph after Azurite with Cerussite
$3,000
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
The Tsumeb mine in Namibia is noted for its many types of pseudomorphs and this example of Rosasite after
Calcite on Quartz with Siderite ps. after Stilbite
$350
 Geevor Mine, England
A stunning cabinet sized specimen of milky-white rosettes of glassy Calcite perched over Chlorite-coated
Calcite on Quartz with Siderite ps. after Stilbite
$600
 Geevor Mine, England
A large, flat, triangular matrix of milky Quartz with its top surface completely covered in stubby Quartz
Calcite pseudomorph after Aragonite
$450
 Torr Works Quarry, England
A superb example of Calcite pseudomorphs after Aragonite on a small matrix of sooty-black manganese oxides
Azurite with Malachite pseudomorph after Azurite
$8,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A spectacular and beautiful small cabinet specimen of glassy and gemmy deep blue Azurite crystals, silky
Pyromorphite with Quartz after Baryte
$1,500
 Hofsgrund, Germany
Rounded blades of Quartz, pseudomorphing after Baryte, each typically 5 x 1 cm, are coated with tiny
Azurite on Malachite pseudomorph after Tennantite on Cuprian Smithsonite
$3,000
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
An outstanding large miniature of highly reflective botryoidal mounds of pale apple-green Cuprian Smithsonite
Arsentsumebite ps. after Mimetite with Azurite, Gartrellite, Olivenite and Malachite ps. after Azurite
$1,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
As the list of species suggests, this is one very busy specimen from Tsumeb with lots going on! It is unusual
Willemite pseudomorph after Azurite
$2,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
An incredibly rare specimen of turquoise-sky-blue Willemite pseudomorphing after a group of vertically
Malachite ps. after Azurite with Cerussite
$1,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A highly vuggy and porous specimen of mixed Malachite and Cerussite from Tsumeb. The platy surfaces are coated
Malachite ps. after Azurite with Bayldonite ps. after Mimetite
$1,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Velvety deep emerald-green pseudomorphs of Malachite after Azurite stand proud of a surrounding carpet of
Gartrellite with Azurite and Malachite ps. after Azurite
$1,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A brecciated mixture of earthy yellowish lime-green Gartrellite; deep blue Azurite and bright emerald-green
Malachite Pseudomorph Azurite on Quartz
$800
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A fine Malachite pseudomorph after Azurite from the Tsumeb Mine, Namibia. Intergrown blocky crystals of
Galena Pseudomorph After Pyromorphite
$15,000
 Kautenbach Mine, Germany
A consummate German classic specimen of Galena after Pyromorphite from the Kautenbach Mine. Well formed
Malachite Pseudomorph After Azurite
$2,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
An excellent pseudomorph of Malachite after Azurite from the famous Tsumeb Mine, Namibia. Well developed
Malachite Pseudomorph After Azurite With Duftite
$4,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
An excellent specimen of classic Azurite crystals replaced by Malachite from the Tsumeb Mine, Namibia. Well
Malachite Pseudomorph After Azurite
$3,750
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Tsumeb Mine is well known for specimens displaying intriguing paragenesis. On this specimen it has a first
Dolomite  Pseudomorph Wulfenite
$12,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A super specimen of creamy crystallized thin druse of Dolomite and reddish Goethite mostly replaces excellent
Quartz Cast Epimorph After Fluorite
$100
 Holmbush Mine, England
A cast like specimen of white-creamy Quartz with epimorphic impressions of octahedral Fluorite crystals from
Quartz Pseudomorph After Fluorite
$650
 Wheal Mary Ann, England
Classic creamy white dome of Chalcedony Quartz as a pseudomorphic replacement of intergrown octahedral
Quartz Epimorph After Fluorite
$200
 Wheal Jane, England
A white druse crystal shell of sparkling Quartz has formed over a grey-green Chlorite, which had in turn once
Quartz After Fluorite
$400
 Wheal Mary Ann, England
Probably one of the most recognisable mineral specimens from the South West Orefield. A specimen showing
Malachite Pseudomorph After Azurite
$1,500
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Classic Tsumeb Mine Malachite Pseudomorph after Azurite crystals in a V-like configuration. Crystals of
Ferberite Pseudomorph After Scheelite
$350
 Drakelands Mine, England
A rarity from the Drakelands Mine (Hemerdon Mine), Sparkwell, Devon. A single pyramidal trigonal crystal of
Malachite Pseudomorph After Azurite
$900
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Classic well formed Tsumeb Mine pseudomorph of Malachite after Azurite. The major replaced crystal measures to
Malachite Pseudomorph After Azurite
$2,250
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A smooth Malachite pseudomorph of Azurite from the Tsumeb Mine, Namibia. Replaced crystals of Azurite measures
Azurite Partly Pseudomorphed By Malachite
$1,400
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
A very fine inter grown group of thickly bladed Azurite crystals from the Tsumeb Mine, Namibia. Crystals of
Smithsonite Psuedomorph After Dolomite
$5,000
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
An unusual pseudomorph of Smithsonite after Dolomite formed on a Dolomite cast. Smithsonite replaced crystals
Malachite Pseudomorph After Cuprite
$750
 Hilarion Mine, Greece
Two excellent crystals of Cuprite have been replaced by green Malachite on a gossan Goethite matrix, from the
Malachite Pseudomorphing Azurite
$900
 Tsumeb Mine, Oshikoto Region (Otjikoto Region)
Tsumeb Mine is famous for pseudomorphs, especially for Malachite after Azurite combinations. This