Minerals - Geology Superstore

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Angelite (Anhydrite) – Peru £1.50 – £8.00 ex VAT
Size
1.5" x 1.5"2" x 2"3" x 2"4" x 3"
Angelite is a popular trade name for a variety of Anhydrite that is light blue-grey in colour, semi-transparent, fine grained and marketed as gem material. These specimens, along with most angelite, are from Lima, Peru and were collected near the Casapalca Mine at Casapalca, Huarochiri Province, Lima Department, Peru.

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Baryte – Cumbria £2.25 – £6.00 ex VAT
Size
2" x 2"3" x 2"4" x 3
Baryte, also known as barite, consists of barium sulphate and displays various crystal habits. These specific specimens come from Cumbria, UK, and have a bladed appearance. While predominantly white, some samples show a yellow-orange hue. However, baryte can occur in several other colours, including pink, orange, buff, or brown. These specific specimens were collected from Cumbria, UK, and are available in different sizes, presented in a white card tray with an accompanying information label.

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Biotite Mica (Massive) – Norway £1.50 – £6.00 ex VAT
Size
1.5" x 1.5"2" x 2"3" x 2"4" x 3"
Massive Biotite Mica specimens, collected from Arendal, Norway. These specimens depict a “massive” crystal structure, as opposed to the more commonly seen sheets. Like all biotite mica, these specimens are dark in colour, exhibiting a dark grey to black hue. Mica is one of the most common mineral groups, with biotite being the most abundant member. Biotite is very common in igneous and metamorphic rocks, with the dark minerals in granites, pegmatites and gneiss often being due in some part to the presence of this black mica. This massive biotite are available in limited supply so we recommend you move fast if you wish to add a piece to your collection. Supplied in a white card tray with information label.

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Chrome Diopside – Norway £2.00 – £12.00 ex VAT
Size
1.5" x 1.5"2" x 2"3" x 2
Specimens of Chrome Diopside that were collected from the Gusdal Olivine Pit, Åheim, Norway. These samples are best described as chrome bearing diopside. Diopside, a vivid green pyroxene mineral, features streaks of grey chromite that creates a stunning mineral sample that would be the perfect addition to any collection. Whilst many samples of chrome diopside tend to be crystalline in nature, our samples are unique as the feature a grainier, more crumbly texture. These specimens are in limited availability, so we recommend you move fast if you wish to add these stunning specimens to your collection. They are available in a range of sizes and come supplied in a white card tray with information label.

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Epidote – USA £1.50 – £2.25 ex VAT
Size
1.5" x 1.5"2" x 2"
Specimens of Epidote from Michigan, USA. In particular, they have been collected from the Laurium Mine, Osceola, Houghton County. Epidote is an abundant rock forming mineral that is most commonly green in colour. These specimens date from the Stenian period, approximetely 1 – 1.2 billion years ago. These specimens are available in limited supply, with two different size options. They come supplied in a white card tray with information label.

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Ironstone – USA £2.00 – £30.00 ex VAT
Size
1.5" x 1.5"2" x 2"3" x 2"Display Piece
Specimens of Ironstone that have been collected from Breitung Mine, Marquette County, Negaunee, Michigan, USA. These specimens are a deep reddish brown in colour with some specimens exhibiting clear banding. Please note that banding is not visible on all pieces. These specimens are available in very limited supply with three sizes to choose from. They come supplied in a white card tray with information label.

Additionally we also have one large display piece available, measuring approximately 18cm x 15cm at its widest points. This display specimen exhibits a distinct botryoidal texture on its top surface, making it an intriguing and appealing specimen to add to any collection.

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Rhodonite – Peru £2.00 – £20.00 ex VAT
Size
1.5" x 1.5"2"x 2"3" x 2"4" x 3"
Rhodonite specimens from Peru display a signature pink color, and are of manganese silicate composition. They also contain significant amounts of magnesium, iron, and calcium (Mn,Fe,Mg,Ca)SiO3.

Rhodonite, an uncommon mineral, typically thrives in metamorphic rocks and other manganese-rich regions. It claims its presence in nine main localities: Argentina, Australia, Brazil, Canada, England, India, Russia, Sweden, and Peru, along with a few states in the USA.

These specimens boast a massive crystal structure, granting them a granular appearance, while the rarer ones boast red, triclinic crystals.

You can obtain these specimens in various sizes, neatly packaged in a white card tray complete with an informative label.

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Actinolite In Talc £2.10 – £6.55 ex VAT
Specimen Size
1.5" x 1.5"3" x 2"
Actinolite crystals within talc mineral specimens collected from the Mo i Rana, in the Helgeland region of Nordland, Norway, an excellent and striking mix of off white and deep green these samples are excellent for serious collectors, available in various sizes and supplied in a card tray with an information label.

2 in stock

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Aegirine £1.90 – £6.55 ex VAT
Specimen Size
1.5" x 1.5"2" x 2"3" x 2"3" x 3"4" x 3"
Aegirine mineral specimens from Sulitjelma, Norway, exhibiting dark green prismatic crystals within a white albeit or plagioclase feldspar matrix, the two contrasting colours make for an excellent eye catching specimen, available in various sizes and supplied in a tray with an information label.

36 in stock

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Agate in Basalt (Scotland) £2.88 ex VAT
Specimen Size
2" x 2"
Specimens of agate within basalt from Barras, Kincardineshire, Scotland. These samples of agate have a red to white colouration and have filled the cavities of basalt. Specimens are supplied in a white card tray with an information label.

2 in stock

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Agate Nodules £2.07 – £6.90 ex VAT
Specimen Size
1.5" x 1.5"2" x 2"3" x 2"
Specimens of agate nodules from the Isle of Rum Scotland, UK. These mineral samples were part of an old stone masons collection and exhibit banded agate of various colours, a form of chalcedony, they break as such with a conchoidal fracture and can have sharp edges. Available in various sizes, the specimens are broken and rough without cutting or polishing. Excellent for collectors of Scottish minerals, they will make a fine addition to any collection.

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Almandine Garnets – China £2.07 ex VAT
Almandine garnet crystals, from China, popular gemstones varying in size between 0.5 -1.0cm with a good crystal habit, a deep red colour and vitreous lustre, these garnet crystals are ideal for collectors and for educational use, supplied in a polythene bag with a data label.

213 in stock

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Amazonite – Norway £1.50 – £5.95 ex VAT
Specimen Size
1.5 " x 1.5"2" x 2"3" x 2"3" x 3"4" x 3"
Amazonite mineral specimens from Norway, exhibiting a pale green colour, much less vibrant than the specimens from Russia, a variety of microline feldspar, these specimens are rare and stocked in limited amounts, available in only two sizes.

50 in stock

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Amazonite – Russia £1.38 – £3.75 ex VAT
Specimen Size
1.5" x 1.5"2" x 2"
Amazonite mineral specimens collected in Russia, a variety of microline feldspars, these specimens exhibit a graphic streak texture and have a much more vibrant green colouration to them than the Norwegian specimens, available in three sizes, ideal for collectors and gemstone enthusiasts.

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Amber – Black £2.07 – £2.30 ex VAT
Specimen Size
1.5" x 1.5"2" x 2"
Amber from Sarawak, Borneo, these mineral and fossil specimens are found in the ancient coal measures around Indonesia, a variation known as glessite, this amber is from the Tertiary period, 15 to 25 million years old and is much harder than Baltic amber. It has a distinct brown colour but once under shortwave UV lighting, emits a pale blue which is calming to the eyes. Supplied in a card tray with a label.

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Amethyst – Kilo Bag £18.00 ex VAT
1 kilo of amethyst mineral specimens, these crystal beds are faded purple in colour showing typical crystal forms. Ideal for schools, educational and teaching use or for when bulk amounts are needed, specimens supplied are a range of sizes between 20 mm and 50 mm and come supplied in a polythene bag with an information card.

Out of stock

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Amethyst – Brazil £1.00 – £6.95 ex VAT
Specimen Size
1.5 " x 1.5"2" x 2"3" x 2"4" x 3"
Amethyst is a purple variety of quartz owing its attractive colour to irradiation and iron impurities present at the time of formation. These crystal beds from Brazil are available in a range of optional sizes and will come supplied in a card tray with a label.

50 in stock

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Amethyst Points £2.07 ex VAT
Amethyst crystal points collected in Brazil, detailing the typical trigonal crystal habit expected of quartz minerals, the specimens range in size from 30 to 50 mm in and show a pale purple colour slowly fading to white at the base. Supplied in a white card tray with a label.

12 in stock

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Analcime – Croft Quarry £1.15 – £10.35 ex VAT
Specimen Size
Red - 2" x 2"Red - 3" x 2"Red - 3" x 3"Red - 4" x 3"White - 1.5" x 1.5"White - 2" x 2"White - 3" x 2"White - 3" x 3"
Specimens of analcime from Croft Quarry, Croft, Blaby, Leicestershire, UK. samples are available in two colours with many pieces having small numbers of calcite crystals present. Ideal for British mineral collectors, these specimens are supplied in a white card tray with an information label.

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Andradite Garnets £6.00 – £70.00 ex VAT
Specimen Size
1.5" x 1.5"2" x 2"3.5" x 5"3" x 2"3" x 3"4" x 3"
Andradite garnet crystals with nepheline mineral specimens, collected from Khenifra Province,Tafilalet, Morocco. This rare species of garnet, which is melanite, belongs to the schorlomite group, the contrast between the two black and white minerals makes for an interesing piece to observe. This variant of garnet is rare, and has become a popular gemstone lately, they are jet black with a vitreous lustre and easily identifiable crystal form. Available in a variety of sizes, samples will come supplied in a card tray with a data label.

70 in stock

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Anhydrite
Anhydrite mineral specimens exhibiting a soft hardness and crystalline texture, the pieces vary in colour between pale grey and white and were collected from Cumbria, they are available in 3 sizes and come supplied in a card tray with a label. An evaporite mineral, it is closely related to other such mineral including gypsum, halite,calcite and others.

Out of stock

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Anyolite – Tanzania £2.00 – £3.00 ex VAT
Specimen Size
1.5" Mag Box 1" Mag Box
Specimens of the rock anyolite comprised of the minerals zoisite, corundum var. ruby and pargasite from Mundarara Mine, Arusha Region, Tanzania. Specimens are supplied in a magnifier box and come with an information label.

Please note that the size of the ruby within the rock varies between specimens.

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Apatite £1.40 – £2.75 ex VAT
Specimen Size
1.5" x 1.5"2" x 2"
Apatite mineral specimens from Madagascar, exhibiting an electric blue hue, these specimens have a crystalline texture and are in a massive form, minute occurrences of secondary minerals are present, they are available in small sizes and come in a white card tray or mag box with a data label.

24 in stock

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Apatite Crystals (Green) £3.00 ex VAT
Specimen Size
1 Large 5 Small
Specimens of green apatite crystals found in Morocco. These samples are available in both small (approximately 1 – 1.5 cm) in which you receive 5 pieces and large (approximately 2 – 3.5 cm) size, where you will receive a single crystal, though their size will vary slightly. Specimens are supplied in a small polythene bag with a information label.

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Apophyllite £2.50 – £10.00 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Apophyllites mineral specimens showing excellent quality and detail, clear transparent crystals with trigonal terminations on a bed, these fabulous specimens come from Pune, India.

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Apophyllite With Stilbite Display Piece (1) £15.00 ex VAT
A specimen of apophyllite with stilbite originating from Poona, India for display.

Out of stock

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Aquamarine Beryl – Portugal £0.92 – £1.15 ex VAT
Specimen Size
Large Mag Box Small Mag Box
Specimens of aquamarine beryl found in Portugal. Specimens are supplied as either roughly 1 cm pieces in a small magnifier box or 2 – 3 cm pieces in a large magnifier box, all specimens come with a information label.

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Aragonite (Sputnik) £2.07 – £3.34 ex VAT
Specimen Size
1.5" x 1.5"3" x 2"
Aragonite sputniks, also known as twinned aragonite crystals, these mineral specimens are roughly 40 to 50 mm in size, they exhibit an orange colouration and numerous radiating crystals similar to the Russian satellite, ‘Sputnik’. They come from Morocco and will come supplied in a card tray with a label.

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Aragonite Groups £5.54 – £11.50 ex VAT
Specimen Size
4" x 3"5" x 3.5"Large Pieces
Aragonite crystal groups (or beds) from Morocco, exhibiting a calming white, yellow to brown colour and botryoidal crystal habit, available in larger sizes only they will come supplied with a data label. Ideal for the serious collector or as a talking piece.

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Aragonite Groups – Kilo Bag £6.00 ex VAT
1 kilogram of aragonite crystal beds, or groups from Morocco, these mineral specimens exhibit an off white colouration and botryoidal crystal forms and sometimes stalactitic. A form of calcium carbonate, this product is sold by weight, pieces will vary in size between 20 mm to 60 mm and come supplied in polythene bag with a label.

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Aragonite Sputnik – Kilo Bag £7.00 ex VAT
1 kilogram of aragonite sputniks, also known as twinned aragonite crystals, these mineral specimens are roughly 20 mmto 40 mm in size, they exhibit an orange colouration and numerous radiating crystals similar to the Russian satellite, ‘Sputnik’. They come from Morocco are supplied in a polythene bag with a data label, purchasing them by weight is ideal if they are intended for educational use, talks, kits or other events where larger quantities are required for an economical cost.

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Azurite – Morocco £3.45 – £4.83 ex VAT
Specimen Size
2" x 2"3" x 2"
Azurite: a soft, deep blue copper carbonate mineral formed from the weathering of copper ore. The azurite crystals on matrix are from Morocco.

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Baryte – Murton Mine £5.00 ex VAT
Specimen Size
3" x 3"
Baryte mineral specimens collected form Cumbria, exhibiting a bladed crystal habit or massive form, the dense specimens are an off white, yellow or brown colour due to staining from hematite (iron ore), available in various sizes, ideal for educational use.

Out of stock

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Baryte – Dirtlow Rake £2.25 – £6.00 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Specimens of pink baryte from Dirtlow Rake, Castleton, Derbyshire, UK. These attractive specimens would make an ideal addition to any mineral collection, samples are supplied in a white card tray with an information label.

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Baryte – Foss Mine £2.57 – £5.62 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Baryte mineral specimens, unusual samples collected from Foss mine in Scotland, they have a fine crystalline texture instead and are quite robust specimens. Pieces are off white in colour and may show a shimmer effect in certain lighting conditions. Available in various sizes, supplied in a card tray with an information label.

29 in stock

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Baryte – Somerset £2.25 – £6.00 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Baryte mineral specimens collected form Somerset in the UK, exhibiting a bladed crystal habit or massive form, the dense specimens are an off white, yellow or brown colour due to staining from hematite (iron ore), available in various sizes, ideal for educational use.

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Baryte (Cockscomb Mass) £2.07 – £3.65 ex VAT
Specimen Size
2" x 2"3" x 2"
Baryte in cockscomb mass form exhibiting bladed crystals on a massive bed, these mineral specimens vary slightly in colour from orange and yellow to pink, they show excellent crystal detail, mined in Mibladen, Morocco, they are available in various sizes.

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Baryte – Derbyshire £1.15 – £4.03 ex VAT
Specimen Size
1.5" x 1.5"2" x 2"3" x 2"3" x 3"
Specimens of bladed baryte from Derbyhire, UK. These specimens vary in colour from pale beige to white and display a bladed habit. These samples are supplied in a white card tray and are ideal for any collector of British material.

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Baryte Crystals – UK £2.88 – £5.75 ex VAT
Specimen Size
1.5" x 1.5" Tray Large Magnifier Box Small Magnifier Box
Specimens of crystalline baryte from Reigate, Surrey, UK. These particular pieces of baryte are crystals with various shades of yellow colour, the crystals are incomplete and therefore show no identifiable crystal system. Samples are supplied in a 1.5 ” x 1.5″ white card tray or in a plastic magnifier box with an information label.

Samples in small mag boxes are approximately 1 – 2 cm in size, samples in large mag boxes are roughly 2 – 3 cm in size.

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Baryte Tabular Crystal Beds (Cumbria) £2.07 – £10.93 ex VAT
Specimen Size
1.5" x 1.5"2" x 2"3" x 2"3" x 3"4" x 3"5" x 3.5"
Specimens of white tabular baryte crystal beds from Cumbria, UK. Ideal for collectors of British mineral specimens. Samples are supplied a white car tray with an information label.

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Baryte with Malachite and Azurite – Somerset £2.07 – £8.50 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Specimens of baryte with small amounts of malachite and azurite from Cannington Park, Bridgewater, Somerset, UK. Specimens are supplied in a white card tray with an information label, these are must have samples for any British mineral collector.

Out of stock

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Bauxite £2.01 – £5.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Bauxite is a brown or red earthy sedimentary rock and primary ore for aluminium, these mineral specimens come from Antrim, Northern Ireland and are of textbook quality, they are available in various sizes to choose from and will come supplied in a card tray with a data label.

284 in stock

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Beryl £2.90 – £5.85 ex VAT
Specimen Size
1.5" x 1.5"2" x 2"3" x 2"
Beryl specimens which detail somewhat clear crystal habits, one can see that the specimens have a slight hexagonal prism shape, these specimens from Evje, Southern Norway are green to yellow in colour and are available in 3 sizes, supplied in a card tray with a label.

20 in stock

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Biotite Mica – Kilo Bag £7.00 ex VAT
1 kilogram of biotite mica from Pakistan, this popular black variant of mica forms in sheets with an excellent basal cleavage, often refered to as books, they are ideal for educational material or kits, supplied by weight, the mineral specimens will come in a polythene bag with an information label.

39 in stock

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Biotite Mica – Madagascar £3.45 – £11.50 ex VAT
Specimen Size
2" x 2"3" x 2"3" x 3"4" x 3"5" x 3.5"
Specimens of biotite mica from Madagascar. These samples of biotite mica are of a higher quality than our specimens from Pakistan and Norway, they are supplied in a white card tray with an information label.

40 in stock

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Biotite Mica – Pakistan £2.07 – £2.21 ex VAT
Specimen Size
2" x 2"3" x 2"
Biotite mica mineral specimens from Baluchistan, Pakistan available in moderately thick laminar sheets, as expected of this mineral, the samples exhibit a black colouration with a dull lustre. They serves as excellent examples of phyllosilicate minerals for collectors or educational use, with the pieces coming supplied in a labelled card tray.

986 in stock

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Bixbyite Crystals on Topaz £2.30 ex VAT
Specimens of topaz with bixbyite from Topaz mountain, Utah, USA. The bixbyite exhibits a black colour with metallic lustre, contrasting amazingly against the golden brown colour of the topaz crystals they are covering. The topaz crystals are around 1 – 3 cm in size and exhibit inclusions of small bixbyite crystals. The samples are small so will come supplied in a small polythene bag with an information label.

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Blue Baryte (Portway Gravel Pit) £5.75 – £34.50 ex VAT
Specimen Size
1.5" x 1.5"1" Piece in large Mag Box 2" x 2"3" x 2"3" x 3"4" x 3"5" x 3.5"
Specimens of crystalline pale blue baryte overgrown with massive brown – white baryte from the now closed Portway Gravel Pit, Castleton, Derbyshire, UK. These particular pieces display radiating aggregates of pale blue baryte crystals with overgrowth of brown – white massive baryte. These rare samples are a must have for any mineral collector particularly those who are interested in British material, pieces are supplied in a white card tray with an information label.

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Blue Calcite £2.07 – £5.54 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Specimens of blue calcite from Mexico. These samples of blue calcite vary in colour from the typical light blue to a pale almost white, they are supplied in a card tray with an information label. These specimens are perfect for mineral collectors and ideal as a teaching aid.

25 in stock

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Blue Calcite £4.60 – £145.75 ex VAT