Geology Superstore
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    Amethyst (1kg)
    Amethyst (1kg) £18.00 ex VAT

    Specimens of Amethyst, collected from Brazil. Amethyst is a popular mineral, and variation of quartz with a distinctive purple colouration due to the presence of impurities during formation. These specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces come in various sizes.

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    Out of stock

  • Aragonite Groups (1kg) £6.00 ex VAT

    Specimens of Aragonite Groups (Crystal Beds), collected from Morocco. These pieces range in colour from white, to pale yellow or light brown. They exhibit a botryoidal crystal habit, and in some cases, almost stalactitic. They come in lots of 1kg, in a heavy duty polythene bag. Pieces are of various sizes.

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  • Aragonite Sputnik (250g) £7.00 ex VAT

    Specimens of Aragonite Sputnik, collected from Morocco. These specimens exhibit the excellent twinned crystal habit where the crystals radiate outwards. These specimens come in lots of 250g, in a polythene bag. Pieces are of various sizes.

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  • Biotite Mica – Kilo Bag £5.00 ex VAT

    Specimens of Biotite Mica, collected from Pakistan. Biotite Mica is a black, platy mineral that forms in sheets. It is a major rock forming mineral, especially in rocks of igneous or metamorphic origin. Specimens come in lots of 1kg, in a heavy duty polythene bag with an information label. Pieces come in various sizes.

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    35 in stock

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    Blue Calcite (1kg)
    Blue Calcite (1kg) £4.60£145.75 ex VAT

    Specimens of Blue Calcite, collected from Mexico. Blue calcite is a variation of the mineral calcite. The distinct colouration of these specimens is due to the prescence of oxidised copper impurities. These specimens come in a heavy duty polythene bag with pieces of various sizes.

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    Out of stock

  • Calcite Rhombs (1kg) £7.00 ex VAT

    Specimens of Calcite Rhombs, collected from Morocco. Calcite is a common mineral with various forms and colours. It is most recognisable by its low Mohs hardness of 3, and its high reactivity with even weak acids. These specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces come in various sizes.

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    Carnelian (1kg)
    Carnelian (1kg) £10.00 ex VAT

    Specimens of Carnelian, collected from India. These specimens exhibit a waxy lustre and red-orange colouration. Specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces come in various sizes.

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  • Chalcedony (1kg) £7.00 ex VAT

    Specimens of Chalcedony, collected from Morocco. Chalcedony is a silicate mineral, with a waxy lustre and botryoidal appearance. These specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces are of various sizes.

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  • Chalcopyrite (1kg) £10.00 ex VAT

    Specimens of Chalcopyrite, collected from Morocco. Chalcopyrite is a major copper ore, with a brassy yellow colour and metallic lustre. This lustre dulls over time however as oxidation occurs. These specimens come in a heavy duty polythene bag with pieces of various sizes.

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  • Dolomite – Brown (1kg) £10.00 ex VAT

    1 kilo of brown Dolomite mineral specimens from Cumbria, UK. The crystals are often a rhombohedral shape and are on crystal beds which are a pale brown colour. Dolomite is an important sedimentary and metamorphic mineral, found in dolostones and metadolostones, and as an important mineral in limestones and marbles where calcite is the major mineral present. These samples are supplied by weight in lots of 1 kilo and come supplied in polythene bag with an information card, suitable for large quantities with an economical price.

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    16 in stock

  • Epidote (1kg) £10.00 ex VAT

    1 kilo of the mineral, epidote, a deep green coloured mineral which was collected from Arendal, Norway in massive form. These samples are available by weight, ideal if you require a large amount for a more cost effective prices, the pieces vary between 20 to 100 mm in size and will come seal in a polythene bag with a small information card.

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  • Galena and Baryte (1kg) £7.00 ex VAT

    Specimens of Galena and Baryte, collected from Morocco. Both galena and baryte are two common minerals, which often come together and form as mineral veins in other rocks. Both galena and baryte are dense minerals, with galena being a prominent lead ore. These specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces are of various sizes. NOT SUITABLE FOR CHILDREN UNDER 12 YEARS OLD.

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    47 in stock

  • Gypsum Satin Spar – Orange (1kg) £8.00 ex VAT

    Specimens of Orange Gypsum Satin Spar, collected from Morocco. Gypsum is an evaporite mineral that can come in many forms. Gypsum is a soft mineral, with a hardness of 2 on Mohs Scale. These specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces come in various sizes.

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  • Gypsum Satin Spar (1kg) £10.00 ex VAT

    Specimens of Gypsum Satin Spar, collected from Morocco. Gypsum is an evaporite mineral that can come in many forms. Gypsum is a soft mineral, with a hardness of 2 on Mohs Scale. These specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces come in various sizes.

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    43 in stock

  • Halite (1kg) £5.00 ex VAT

    Specimens of Halite, collected from the Boulby Mine in Redcar, North Yorkshire, UK. Halite is a salt mineral, with a translucent colouration that includes orange, yellow or brown tinges. These specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces come in a variety of sizes.

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  • Lapis Lazuli (1kg) £24.00 ex VAT

    Specimens of Lapis Lazuli, collected from Afghanistan. Despite beliefs of lapis lazuli being a mineral and gemstone, it is in fact a metamorphic rock. Lazurite is the primary mineral that contributes to its distinct blue colouration. Calcite and pyrite are the other constituent minerals that make up this rock. These specimens come in a heavy duty polythene bag with pieces of various sizes.

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  • Limonite (1kg) £10.00 ex VAT

    Specimens of Limonite, collected from Australia. Limonite is mineral with a brown, earthy appearance and texture. Alongside haematite, it is also one of the two major iron ores. Comes in lots of 1kg, in a heavy duty polythene bag. Pieces are of various sizes.

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    20 in stock

  • Magnetite (1kg) £7.00 ex VAT

    Specimens of Magnetite, collected from Norway. Magnetite is a major iron ore, with a dark grey to black colouration. Magnetite is also one of the most magnetic of the iron minerals, and as expected it is also highly dense. These specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces come in various sizes.

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  • Milky Quartz (1kg) £6.00 ex VAT

    Specimens of Milky Quartz, collected from Norway. This mineral has a variety of names, including white quartz, snow quartz and milky quartz. This is due to its translucent to opaque white colouration. These specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces come in various sizes.

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  • Moss Agate (1kg) £8.00 ex VAT

    Specimens of Moss Agate, collected from India. Moss Agate is a silicate mineral with a deep green colouration, but can sometimes have inclusions of white, blue or red. It is not strictly an agate but more closely related to chalcedony. Specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces come in various sizes.

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  • Muscovite Mica – Pakistan (1kg) £10.00 ex VAT

    Specimens of Muscovite Mica, collected from Pakistan. Muscovite is a common rock forming mineral and part of the mica family. It is easy to identify due to its perfect basal cleavage resulting in it forming in thin laminae (sheets). These specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces are of various sizes.

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  • Oligoclase (1kg) £10.00 ex VAT

    Specimens of Oligoclase, collected from India. Oligoclase is part of the sodium plagioclase feldspar group and is common alongside orthoclase feldspar. Specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces are in various sizes.

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    Olivine (1kg) £12.00 ex VAT

    Specimens of Olivine, collected from Norway. Olivine is a rock forming mineral with a distinct green colouration. These pieces range in texture from granular to more crystalline, and may contain grey silver streaks of Kammererite. Specimens come in lots of 1kg, in a heavy duty polythene bag with an information label. Pieces come in various sizes.

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    Out of stock

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    Orange Calcite (1kg) £10.00 ex VAT

    Specimens of Orange Calcite, collected from Mexico. Orange calcite is a variation of the mineral calcite. The distinct colouration of these specimens is due to the prescence of haematite impurities. These specimens come in a heavy duty polythene bag with pieces of various sizes.

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    Out of stock

  • Orthoclase Feldspar (1kg) £7.00 ex VAT

    Specimens of Orthoclase Feldspar, collected from Norway. Orthoclase Feldspar is common and major rock forming mineral. It has two cleavage planes at right angles to each other, which causes the crystals to break into rhombic forms. It often has a pale pink colour but can also be white or pale grey. These specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces come in various sizes.

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    4 in stock

  • Purple Quartz (1kg) £10.00 ex VAT

    1 kilogram of purple quartz mineral specimens from Morroco, the crystal beds exhibit quartz crystal points in beds on agate or chalcedony, the colour is a hue of purple, but faded. Sizes of samples supplied in the pack vary between 20 mm to 60 mm and come in a polythene bag with an data card. Suitable for craft use, schools and more where more pieces are required.

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  • Pyrite – Morocco (1kg) £8.00 ex VAT

    Specimens of Pyrite, collected from Morocco. Pyrite is an iron ore mineral, however due to its brassy yellow colour, many early prospectors would mistake it for gold. This  gave it the name, ‘Fools Gold’. These pieces are of a lower grade. These specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces come in various sizes.

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    43 in stock

  • Pyrite – Norway (1kg) £5.00 ex VAT

    Specimens of Pyrite, collected from Norway. Pyrite is an iron ore mineral, however due to its brassy yellow colour, many early prospectors would mistake it for gold. This  gave it the name, ‘Fools Gold’. These pieces display a massive crystalline form. These specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces come in various sizes.

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    498 in stock

  • Quartz Geodes (1kg) £9.00 ex VAT

    Specimens of Quartz Geodes, collected from the Sahara Desert, Morocco. These specimens are the fragments of geodes with a quartz lining. Geodes form as pockets of air in magma, when temperature differences result in a slower rate of cooling and thus larger crystals inside the pocket. Specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces are of various sizes.

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  • Rock Crystal (1kg) £9.00 ex VAT

    Specimens of Rock Crystal, collected from Madagascar. Rock Crystal is the name for transparent clear quartz. Quartz is the most abundant mineral on the Earth’s surface and a major rock mineral too. These specimens come in lots of 1kg, in a heavy duty polythene bag. Pieces are of various sizes.

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  • Rose Quartz (1kg) £6.00 ex VAT

    1 kilo of rose quartz mineral specimens. A pink colour variation of the mineral Quartz is a popular mineral specimen due to its vibrant pink colour making it stand out. Ideal for schools, educational and teaching use, specimens supplied are a range of sizes and come in a strong polythene bag by kilo weight, sizes varying between 20 mm to 70 mm. They may also have sharp edges and care is advised when handling the samples.

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  • Talc (1kg) £8.00 ex VAT

    Specimens of Talc, collected from Egypt. Talc is a common clay mineral that is easily identifiable due to its greasy texture. Talc is extremely soft, with a hardness of just 1 on Mohs scale and is also the primary component in talcum powder. These specimens are pale green in colour. They come in a heavy duty polythene bag with pieces of various sizes.

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