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Sulphates, Nitrates and Borates

Sulphates, Nitrates and Borates

228 results

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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

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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

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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

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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

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Celestite with Ettringite

$3,500

N'Chwaning Mines, South Africa

Two semi-lustrous, translucent milky-white Celestine (formerly Celestite) crystals to 7 and 6.5 cm long,

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Antlerite

$500

Chuquicamata District, Antofagasta Region

The Chuquicamata District in the Antofagasta Region of Chile has over 140 recorded mineral species, many of

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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

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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

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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

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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

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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

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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

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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

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Calcite with Baryte

$100

Derbyshire, England

This miniature plate of mixed Calcite and Baryte, simply labelled ‘Derbyshire, England’ dates to the early

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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

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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

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Polybasite

$2,000

Himmelsfürst Mine, Germany

The silver-copper sulphosalt Polybasite is always an attractive mineral when well crystallised, making it

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Baryte

$1,500

Pohla, Germany

The Pöhla mine in the Schwarzenberg District of Saxony, Germany has produced an amazing variety of minerals

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Pyromorphite on Baryte

$350

Zschopau, Germany

Familiar species such as Pyromorphite would seem to have been known about forever, with their first discovery

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Baryte

$1,500

Settlingstones Mine, Northumberland

A large white hedgehog springs to mind on seeing this quite amazing and spectacularly crystallised Baryte from

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Baryte

$2,500

Frizington, England

A historic and wonderful specimen of Baryte from the iron mines around Frizington in West Cumbria, complete

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Baryte

$1,050

Frizington, England

A deliciously chunky blue, golden yellow and dull cherry-red Baryte from the iron mining district around the

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Baryte

$1,750

Pohla, Germany

This gorgeous, eye-catching golden-honey coloured cluster of Baryte crystals from Pöhla in the Schwarzenberg

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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,

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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

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Baryte

$350

Baryte mine, Saxony

Platy, spear-like crystals of golden-honey Baryte entirely cover a thin plate of grey matrix with crystals of

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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

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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

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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

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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

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Fluorite with Baryte

$600

Elmwood Mine, USA

A beautiful and delicately coloured example of an “inverted snow cone” Fluorite from the classic Elmwood mine

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Celestine

$400

Albert adit, Carinthia

A really super, aesthetic small miniature of delicate, yet vivid, light cornflower-blue Celestine crystals

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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.

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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

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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

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Devilline

$850

Spania Dolina Ore Belt, Slovakia

A small miniature of granular Quartz matrix, richly coated with vibrant turquoise green-blue Devilline from

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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

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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

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Boracite

$130

Boulby Mine, England

A very rich and beautifully crystallised example of the magnesium borate, Boracite, from Boulby mine at Loftus

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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

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Baryte

$700

Zobes-Bergen District, Saxony

This ex-matrix Baryte is strikingly different, being composed of intergrown highly flattened rhombic crystals

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Baryte with Chalcopyrite

$2,000

Pohla, Germany

A gorgeous cabinet specimen of rich golden-orange-yellow Baryte crystals, densely scattered over a pale pink

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Celestine with Calcite

$300

Holloway Quarry, Michigan

A beautiful miniature of very well crystallised pale sky-blue Celestine shares an earthy cream matrix with

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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

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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

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Baryte

$1,600

Baia de Aries, Romania

An aesthetic, delicate looking specimen of chisel-tipped Baryte occurring as creamy translucent blades with a

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Baryte

$500

Settlingstones Mine, Northumberland

A first-class and impressive display specimen of beautifully crystallised light grey Baryte from

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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