Sulphates, Nitrates and Borates

 

228 results

Baryte
$750
 Elk Creek locality, South Dakota
A quite splendid terminated golden Baryte on Calcite from the Elk Creek locality in South Dakota, USA.  A
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
Sturmanite
$20,000
 N'Chwaning Mine, Northern Cape Province
The N'Chwaning mines at Kuruman, in the Northern Cape Province of South Africa have many iconic minerals, one
Azurite with Olivenite, Malachite and Arsentsumebite
$4,000
 Tsumeb Mine, Namibia
This Tsumeb mine small miniature is the tastiest of mineralogical morsels, one I could readily eat, albeit for
$3,500
 N'Chwaning Mines, South Africa
Two semi-lustrous, translucent milky-white Celestine (formerly Celestite) crystals to 7 and 6.5 cm long,
Antlerite
$500
 Chuquicamata District, Antofagasta Region
The Chuquicamata District in the Antofagasta Region of Chile has over 140 recorded mineral species, many of
Devilline
$5,000
 Spania Dolina Ore Belt, Slovakia
Mining of the copper-rich deposits around Špania Dolina in Slovakia has spanned at least 1,000 years and
Celestine on Calcite
$1,500
 Špania Dolina (Herrengrund), Banská Bystrica County
Rare gemmy cornflower-blue Celestine (formerly Celestite) measuring to 6 mm form tabular crystals clustered in
Baryte on Calcite
$250
 Peak Hill, Devon
The occurrence of superbly crystallised Baryte high in the cliff face of Peak Hill at Sidmouth has become a
Baryte with Calcite
$200
 Peak Hill, Devon
Broad, flat tabular Baryte crystals to over 3 cm tall sit in a Calcite lined vug in greenish-fawn marl, a soft
Leadhillite
$4,000
 Tsumeb Mine, Namibia
Carlton M. Davis was a well-known American collector who attended Yale and lived in Ohio; a collector whom
Szaibélyite on Volkovskite
$1,200
 Panel 848, North Yorkshire
Something quite different from the British Isles, an amazing, good-sized cabinet specimen of the rare borates
Fluorite on Baryte
$1,200
 Wakebridge Mine, Derbyshire
Wakebridge mine, just north-west of the village of Crich, is relatively unknown to a broader audience, but
Calcite with Baryte
$100
 Derbyshire, England
This miniature plate of mixed Calcite and Baryte, simply labelled ‘Derbyshire, England’ dates to the early
Baryte (Stalactitic Section)
$100
 Dirtlow Rake, England
The term ‘Rake’ is a Derbyshire miner’s name for a mineralised vein and Dirtlow Rake was a large-scale vein
Baryte on Calcite
$500
 Peak Hill, Devon
Beautifully crystallised Baryte from Peak Hill at the seaside town of Sidmouth in Devon has become a modern
Polybasite
$2,000
 Himmelsfürst Mine, Germany
The silver-copper sulphosalt Polybasite is always an attractive mineral when well crystallised, making it
Baryte
$1,500
 Pohla, Germany
The Pöhla mine in the Schwarzenberg District of Saxony, Germany has produced an amazing variety of minerals
Pyromorphite on Baryte
$350
 Zschopau, Germany
Familiar species such as Pyromorphite would seem to have been known about forever, with their first discovery
Baryte
$1,500
 Settlingstones Mine, Northumberland
A large white hedgehog springs to mind on seeing this quite amazing and spectacularly crystallised Baryte from
Baryte
$2,500
 Frizington, England
A historic and wonderful specimen of Baryte from the iron mines around Frizington in West Cumbria, complete
Baryte
$1,050
 Frizington, England
A deliciously chunky blue, golden yellow and dull cherry-red Baryte from the iron mining district around the
Baryte
$1,750
 Pohla, Germany
This gorgeous, eye-catching golden-honey coloured cluster of Baryte crystals from Pöhla in the Schwarzenberg
Quartz with Baryte and Pyrite on Chalcopyrite
$600
 Mount Wellington Mine, England
A weighty small cabinet specimen of creamy-colourless tabular crystals of Baryte and 1 to 4 mm cubic,
Fluorite with Baryte and Mimetite
$350
 Lantignié, Auvergne-Rhône-Alpes
A busy and attractive miniature from Lantigne in Rhone, France. Pale salmon-pink Baryte forming cockscomb
Baryte
$350
 Baryte mine, Saxony
Platy, spear-like crystals of golden-honey Baryte entirely cover a thin plate of grey matrix with crystals of
Beaverite with Zincolivenite
$400
 Tsumeb Mine, Namibia
Beaverite, or more precisely, Beaverite-(Cu), is a very rare lead-iron-copper sulphate known to occur at
Sphalerite with Baryte on Quartz
$750
 Cavnic Mine, Romania
A beautiful and eye-catching large miniature of golden-deep lemon to golden-gooseberry green Sphalerite
Fluorite and Baryte on Quartz Epimorph
$600
 Wölsendorf Fluorite Mining District, Bavaria
Pretty little specimen of dark purple Fluorite crystals up to 6mm on edge that richly encrust a sparkly Quartz
Fluorite with Baryte
$1,200
 Elmwood Mine, USA
This lovely specimen is a superb example of what is sometime termed an “inverted snow cone” Fluorite from the
Fluorite with Baryte
$600
 Elmwood Mine, USA
A beautiful and delicately coloured example of an “inverted snow cone” Fluorite from the classic Elmwood mine
Celestine
$400
 Albert adit, Carinthia
A really super, aesthetic small miniature of delicate, yet vivid, light cornflower-blue Celestine crystals
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. 
Baryte with Quartz
$750
 Brixlegg - Schwaz area, Tyrol
Opaque, snow-white curved blades of Baryte form an oblique spherical rosette measuring approximately 4.0 x 3.5
Baryte with Quartz and Calcite
$1,500
 Gyongyosoroszi, Hungary
This combination of Baryte with Quartz and Calcite entirely covers a thin plate of carbonate matrix from
Devilline
$850
 Spania Dolina Ore Belt, Slovakia
A small miniature of granular Quartz matrix, richly coated with vibrant turquoise green-blue Devilline from
Linarite
$400
 Roughton Gill Mine, England
Lustrous, deep azure-blue platy crystals of Linarite line the rims of two vugs in a block or iron-stained vein
Baryte with Calcite
$200
 Peak Hill Cliff, England
A fine cluster of semi-transparent to mainly translucent, glassy, tan Baryte crystals nestle in an open and
Boracite
$130
 Boulby Mine, England
A very rich and beautifully crystallised example of the magnesium borate, Boracite, from Boulby mine at Loftus
Baryte
$150
 Settlingstones Mine, Northumberland
A small miniature mound of opaque snow-white Baryte forms a feathered array of small crystals with a matt to
Baryte
$700
 Zobes-Bergen District, Saxony
This ex-matrix Baryte is strikingly different, being composed of intergrown highly flattened rhombic crystals
Baryte with Chalcopyrite
$2,000
 Pohla, Germany
A gorgeous cabinet specimen of rich golden-orange-yellow Baryte crystals, densely scattered over a pale pink
Celestine with Calcite
$300
 Holloway Quarry, Michigan
A beautiful miniature of very well crystallised pale sky-blue Celestine shares an earthy cream matrix with
Baryte with Calcite
$2,000
 Pribram, Czech Republic
Small, well formed lenticular, nail-head Calcite crystals averaging 2 mm in diameter totally cover the top
Anglesite
$1,800
 Siegen, North Rhine-Westphalia
Five translucent, blocky grey Anglesite crystals snuggly sit in vugs on top of a chlorite-rich Siderite matrix
Baryte
$1,600
 Baia de Aries, Romania
An aesthetic, delicate looking specimen of chisel-tipped Baryte occurring as creamy translucent blades with a
Baryte
$500
 Settlingstones Mine, Northumberland
A first-class and impressive display specimen of beautifully crystallised light grey Baryte from
Baryte on Quartz
$600
 Ale & Cakes Mine, England
A good sized and excellent cabinet specimen of greenish-grey Baryte crystals richly coating the top surface of