Sedimentary Rocks - Geology Superstore

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Aeolian Sandstone £1.73 – £3.68 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
A Triassic red millet seed sandstone of aeolian (wind blown) desert origin.

188 in 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.

298 in stock
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Boulder Clay £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Boulder clay from Yorkshire, UK from the Pleistocene period, shows random sized various clasts within a glacial clay matrix. Formed through various glacial or ice sheet processes, these sedimentary rocks are available in various sizes.

15 in stock
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Breccia (Calcrete) £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
This Breccia is a calcrete cemented scree deposit of Pleistocene age from the Manifold Valley in Staffordshire.

40 in stock
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Breccia (recent) £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Recent Breccia from the Holoceneperiod, found in Yorkshire supplied in 2″ X 2″, 3″x2, 4″x3″ card trays with labels.

40 in stock
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Brecciated Hematite
Specimens of brecciated hematite found in Cumbria, UK. Specimens are supplied in a white card tray and come with an information label.

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Cannel Coal £1.73 – £3.68 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Cannel coal by it’s physical morphology and low mineral content is considered to be coal but by its texture & organic matter content it is considered to be oil shale. Although historically the term cannel coal has been used interchangeably.

200 in stock
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Cannonball Limestone £2.50 ex VAT
This is a rare & unusual rock, part of the highly studied Zechstein Formation. It is a concretionary Magnesium Limestone of Permian age, supplied in a 1.5″ x 1.5″ magnification box.

13 in stock
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Chalk £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Chalk is a fine, porous, white form of limestone of Cretaceous age. Formed from the accumulation of coccoliths in a relatively deep marine environment.

299 in stock
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Chalk (Red) £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Red chalk is early Cretaceous in age. It is chemically very similar to the later & better known white chalk.

70 in stock
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Chert
Carboniferous Chert found in Lancashire supplied in a card tray with label.

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Chert – Foss Mine £1.95 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Specimens of chert found in Foss mine, Scotland, UK. Specimens are supplied in a white card tray with an information label.

15 in stock
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Coal – Anthracite £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Anthracite coal specimens, a vitreous, high grade coal with a hard and compact nature, these samples are from the Carboniferous coalfields of South Wales, UK and are one of the coals which have fewer impurities and a high carbon contents. Available in optional sizes, each sample will come supplied in a card tray with a label.

200 in stock
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Coal (Bituminous) £1.38 – £2.62 ex VAT
Specimen Size
2" x 2"3" x 2"
Bituminous coal is a soft sedimentary rock with a high organic content & the tar-like substance Bitumen. It is of a lower grade than Anthracite but higher grade than Lignite.

23 in stock
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Conglomerate – Farringdon £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Conglomerate with well rounded clasts from Faringdon, UK. A good example of the lithotype as opposed to a Breccia which would contain predominantly angular to sub-angular clasts.

200 in stock
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Conglomerate With Siderite Pebbles £3.50 ex VAT
Specimens of conglomerate with siderite pebbles found in Wigan, Lancashire, UK and formed in the Carboniferous period. Specimens are supplied in 4″ x 3″ labelled card trays.

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Coral Limestone £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Carboniferous coral limestone from Anglesey, North Wales. Composed largely of well preserved Lithostrotion corals

50 in stock
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Cretaceous Sandstone £1.73 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Cretaceous sandstone rock specimens from the Wealden group found in Philpots quarry, west Hoathly, Sussex. This sedimentary rock is formed in estuarine conditions and exhibits quartz and mica crystals, commonly used as a popular building stone.

48 in stock
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Crinoidal Limestone £1.73 – £3.68 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Lower Carboniferous crinoidal limestone from Derbyshire, U.K.

297 in stock
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Dolomite £1.38 – £2.62 ex VAT
Specimen Size
2" x 2"3" x 2"
Dolomite or Dolostone is a carbonate rock composed primarily of the mineral Dolomite.

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Estuarine Sandstone £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
A fine grained sandstone formed in estuarine (river mouth) conditions, composed of fine quartz and mica.
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Fault Breccia £2.62 – £4.19 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Specimens of fault breccia found in Great Langdale, Cumbria, UK. These specimens are fault breccia meaning that unlike other breccia they were formed by tectonic forces. Specimens are supplied in a white card tray with a information label.

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Flint (chert) £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Chert is classified as a sedimentary rock and is a hard cryptocrystalline form of silica. It is found as nodules and bands within the Cretaceous Chalk, with these samples coming from Norfolk in the UK. It is well known for its glassy crystalline texture which allows pieces to be knapped and for this, the rock was used by stone age humans to make various cutting tools and weapons as it often break, leaving sharp edges. The specimens exhibit an earthy brown colour with a waxy lustre and are available in various sizes, which will come supplied in a card tray with an information label.

30 in stock
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Fossiliferous Mudstone £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Fine grained, fissile sedimentary rock containing fossils such as bivalves, ammonites & belemnites from the Jurassic of Yorkshire, U.K.
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Fossiliferous Sandstone £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Specimens of fossiliferous sandstone sourced from Rochdale, UK. However the type locality of this material is Scotland. Samples are supplied in various sizes and come supplied in a card tray with an information label. These specimens are perfect for educational use but the oddly appealing aesthetic the samples have means they would also make a great addition to any rock collection.
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Fossils Preserved in Volcanic Ash £1.38 ex VAT
Specimen Size
2" x 2"
Specimens of various species of fossil preserved primarily in volcanic ash, sourced from Berkeley, Gloucestershire, UK and dated to the Silurian, Llandovery series. Supplied in a white card tray with an information label.

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Frosterley Marble £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Frosterley Marble is not a marble but a black limestone containing fossil coral specimens of Carboniferous age. The specimens are from Harewood quarry, Co. Durham, and come supplied in a white card tray with an information label.

60 in stock
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Ganister £1.38 – £2.62 ex VAT
Specimen Size
2" x 2"3" x 2"
A hard Carboniferous sandstone from County Durahm. Supplied in a card tray with a label.

Out of stock
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Gault Clay £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Gault clay, a pale to dark grey or blue-grey mudstone from the Cretaceous.

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Glacial Clay £1.38 – £1.73 ex VAT
Specimen Size
1.5" x 1.5"2" x 2"
Specimens of recent glacial clay (boulder clay till) from Beetham, Cumbria, UK. Specimens are perfect for education but may also be ideal for any British rock collectors. Pieces are supplied in a white card tray with an information label.

10 in stock
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Kimmeridge Clay £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Kimmeridge clay is a fine grained sedimentary rock of Jurassic age, it can contain various fossils from invertebrates to large fauna such as dinosaurs and crocodiles. These specimens come from Kimmeridge, Dorest, UK and are available in various sizes.

Out of stock
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Lignite (Brown Coal) £1.38 – £3.48 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Lignite or Brown Coal is a naturally compressed peat deposit. Lower grade than traditional coals & younger in age, in this case from the Miocene in Germany.

98 in stock
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Mudstone (Banded) £1.60 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Banded mudstone, know locally as the Moughton Whetstone from the Silurian deposits Crummackdale, West Yorkshire.

20 in stock
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Old Red Sandstone £1.73 – £3.68 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Devonian lower Old Red Desert Sandstone from Gloucestershire available in card trays with a label.

198 in stock
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Oolitic Limestone – Gloucestershire £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Oolitic limestone from the middle Jurassic of Gloucestershire. Traditional building stone throughout the Cotswolds. Available in a range of sizes.

300 in stock
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Oolitic Limestone – Yorkshire £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Oolitic Limestone. Jurassic (Oxfordian) in age from the Malton Oolite & Coral Rag member. Generally much harder than the oolitic example from Gloucestershire. Specimens available in a variety of sizes.

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Orthoquartzite £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Stiperstones Orthoquartzite from the Cambrian period. A very pure, hard, well cemented sandstone. It is normally whitish or pale grey-buff in colour with occasional streaks of impurities. Available in card trays with labels.

Out of stock
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Oxford Clay £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Oxford clay from Scarborough, North Yorkshire, a grey to green colour exhibiting a fine grained texture, these rock specimens are Jurassic in age and are available in various sizes.

Out of stock
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Peat (recent)
Peat (recent) collected on the moorlands of Lancashire. Supplied in a labelled card tray.

Out of stock
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Portland Limestone £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Portland Limestone: a world famous building stone laid down in the Tithonian stage of the Jurassic. Collected from the Isle of Portland, Dorset. Specimens available in a range of sizes.

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Puddingstone Conglomerate £2.30 – £9.20 ex VAT
Specimen Size
1.5 " x 1.5"2" x 2"3" x 2"4" x 3"
Puddingstone conglomerate is a rare sedimentary rock from Hertfordshire, UK which formed during the Paleocene to Eocene period. Composed of rounded flint clasts within a silica matrix, this rock is quite hard and breaks with conchoidal fractures. Formed through erosion of flint pebbles which were later cemented by sand and silica, it is an excellent representation of conglomerate, detailing rounded clasts within a matrix. The specimens are available in 4 sizes and come supplied in a card tray with a label.

298 in stock
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Purbeck Limestone £1.73 – £3.68 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Purbeck limestone (also known as Purbeck marble) is a fossiliferous carbonate rock found on the Isle of Purbeck in Dorset. UK. Upper Jurassic to Lower Cretaceous in age. Available in a variety of sizes.

200 in stock
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Rhaetic Bone Bed £1.73 – £3.76 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Rhaetic bone bed, Upper Triassic in age. Rich in marine fossils such as bones, scales & teeth from marine reptiles. From Aust Cliff, Gloucestershire.

40 in stock
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Ribbon Banded Mudstone (Shale) £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Ribbon banded mudstone, Silurian in age, collected from the Denbigh grits in Wales, UK. Available in various sizes.

300 in stock
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Salt Pseudomorph £2.38 – £6.37 ex VAT
2" x 2"3" x 2"4" x 3"
Salt Pseudomorphs on a limy marl matrix collected from the Triassic Aust Cliff in Avon. Numerous cubic imprints can be identified on the limy marl substrate of these specimens; they serve as interesting educational pieces.

20 in stock
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Shale £1.73 – £3.68 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Dark grey Shale from the Jurassic of the Yorkshire coast. Originally deposited in a deep water marine environment. Occasionally fossiliferous.

199 in stock
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Shale (Graptolitic) £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Dark grey Graptolitic Shale from Scotland or Cumbria. Contains the delicate blade-like fossils of Graptolites. These were small, colonial marine creatures. Please note that the graptolite content of these specimens is variable.

20 in stock
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Shelly Limestone – Gloucestershire £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Shelly limestone containing numerous fossil of Carboniferous age, including bivalves , corals, crinoids & brachiopods. These specimens were collected in Gloucestershire, Uk. They are available in a variety of sizes.

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Shelly Oolitic Limestone £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Another variation of shelly limestone. This specimen also includes oolites along with fossil shell fragments. The specimens are a pale cream colour and available in card trays with a label.

50 in stock
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Shelly Siltstone £2.62 – £3.46 ex VAT
Specimen Size
3" x 2"4" x 3"
A fossiliferous siltstone containing numerous fossil shells of Ordovician (Caradoc) age from the Cheney Longville Flags, Winstanstow, Shropshire. The specimens contain fragments of Orthid Brachiopods, Tentaculites & occasional Trilobite fragments.

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