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Sulphates, Nitrates and Borates

Sulphates, Nitrates and Borates

240 results

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Witherite with Baryte and Alstonite

$6,000

Fallowfield Mine, England

Two choice double terminated greyish-white crystals of Witherite are perched on a bed of small Alstonite

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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

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Boracite

$750

Boulby Mine, England

Boracite, magnesium borate, occurs sporadically in the Permian potash beds in Boulby mine at Loftus near the

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Beudantite

$1,750

Tsumeb Mine, Namibia

Beudantite is a lead-iron arsenate sulphate and is a rare mineral at Tsumeb, the now closed world famous mine

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Vanadinite on Baryte

$4,000

Mibladen, Morocco

This magnificent large cabinet specimen of Vanadinite on Baryte is from the Mibladen mining district in

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Rhodochrosite with Baryte

$500

Wessels Mine, South Africa

A beautiful miniature specimen of globular microcrystalline light bubble gum pink Rhodochrosite with

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Celestine with Native Sulphur

$650

Machow Mine, Poland

The Native Sulphur deposit at Tarnobrzeg in south eastern Poland has been exploited by open pit mining, the

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Connellite ps. after Botallackite

$150

Cligga Head, England

A rare specimen indeed of turquoise blue Connellite pseudomorphing after Botallackite from the beach outcrop

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Baryte on Calcite

$300

Peak Hill Cliff, England

Transparent to translucent tabular blades of Baryte are developed to over 3 cm long, lying almost flat against

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Calcite with Baryte

$200

Pribram, Czech Republic

Nail-head Calcite crystals to 1 cm across richly cover what appears to be a mixture of crystallised Baryte and

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Baryte with Calcite and Marcasite

$1,300

Pribram, Czech Republic

This beautiful specimen of Baryte with Calcite and Marcasite is from the famous Příbram mining district in the

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Baryte on Calcite

$250

Peak Hill Cliff, England

This nicely crystallised specimen of smoky blue Baryte nestling in a shallow, exposed vug of tiny Calcite

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Celestine

$1,200

Sakoany Deposit, Madagascar

It seems like beautiful deep sky-blue Celestine from Madagascar has been around for ever, but it was only

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Celestine

$500

Sakoany Deposit, Madagascar

A beautiful small cabinet specimen of deep sky-blue Celestine from the relatively modern classic locality of

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Fluorite with Baryte

$400

Frisch Glück adit (Adit 134), Saxony

A great example of deep blackberry Fluorite from the Frisch Glück Adit, a haulage and ventilation adit driven

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Baryte

$1,750

Parkside Mine, England

Most Baryte from the mines within the West Cumberland Iron Field is so characteristic of this area that it can

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Baryte

$2,500

Pöhla-Tellerhäuser Mine, Germany

Dr Josef Clemente methodically built a remarkable mineral collection during his life, amongst which are true

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Anglesite

$400

Leadhills-Wanlockhead orefield, UK

Minerals from the world-famous Leadhills-Wanlockhead orefield in southern Scotland are becoming ever harder to

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Köttigite with Gypsum

$500

Mapimí, Durango

Köttigite is a rare, hydrated zinc arsenate and occurs on this fine miniature as long tabular prismatic

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Anglesite

$1,500

Touissit, Morocco

An excellent and classic group of rich acidic-yellow gemmy-translucent bladed crystals of Anglesite measuring

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Ettringite

$3,500

N'Chwaning Mines, South Africa

Excellent lenticular to substantially blocky terminated crystals of bright acidic lemon-yellow Ettringite are

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Arsentsumebite

$450

Tsumeb Mine, Namibia

This Arsentsumebite from Tsumeb mine in Namibia may be more a large micromount than a thumbnail, but it

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Baryte with Marcasite

$175

Ladywash Mine, England

Ladywash mine lies north of the picturesque village of Eyam in Derbyshire, a village famous for its heroic

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Baryte

$1,200

Wet Grooves Mine, England

Despite being the largest county in England, collectors tend to have relatively few specimens from Yorkshire,

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Baryte on Witherite

$300

Settlingstones Mine, Northumberland

Settlingstones mine was originally a lead mine, but for its final fifty years worked an extremely large vein

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Galena with Baryte

$300

Masson Hill Quarry/Mine, England

Although perhaps not so widely known, Masson Hill quarry was a favourite amongst local collectors of

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Baryte and Fluorite

$250

Ball Eye Mine, England

This impressive miniature of deep purple cubic Fluorite crystals overgrown with hemispherical clusters of

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Baryte (Stalactitic Section)

$200

Dirtlow Rake, England

Dirtlow Rake is a long, mineralised vein extending for a few kilometres just south of the delightful village

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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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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