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A specimen of stalactitic white calcite crystals on orange crystalline calcite crystals. 234 grams, 10.6cm (4 1/4"). From the historic ‘Victorian...
A free-standing cut and polished agate geode section with variegated bands of blue and enhanced green; the centre cavity filled with clusters of w...
A cluster of prismatic quartz crystals. 152 grams, 82mm (3 1/4"). From the historic ‘Victorian Museum’ or later collection of Gregory, Bottley & ...
A large matrix containing white silky radiating arrays of artinite crystals; supplied in an old display box. 95 grams total, 55mm (box: 66 x 66 x...
A large group containing one hundred twinned aragonite crystal clusters of various sizes. 699 grams total, 18-28mm (3/4 - 1"). From the historic ...
A rectangular geode section with clusters of well-formed amethyst crystals and two large white quartz crystal formations. 568 grams, 12cm (4 3/4"...
A large cluster of massive brown tourmaline crystals with smaller mica crystals. 564 grams, 87mm (3 1/2"). From the historic ‘Victorian Museum’ o...
Jurassic Period, 200-145 million years BP. A group of three polished fossil ammonites, one with opal lustre to the centre. 424 grams total, 67-86...
A substantial and attractive piece of cave calcite with layered clusters of stalagmites and some small stalactites suspended from the formed terra...
A matrix containing long slender brochantite crystals with accessory linarite; supplied in a display case with old collector's identification labe...
Lower Jurassic Period, 178 million years BP. A group of six Dactylioceras commune fossil ammonites, five in matrix. 469 grams, 31-69mm (1 1/4 - 2...
A collection of fourteen mineral specimens in old cardboard trays with names and find locations, comprising: tourmaline from Sonora, Mexico; fluor...
A large teardrop-shaped pyrite crystal cluster; supplied in a labelled cardboard tray. 434 grams, 83mm (3 1/4"). From the historic ‘Victorian Mus...
Triassic Period, 251-199 million years BP. A large section of cut and polished petrified wood trunk, showing bands of colour to the inside. 2.9 k...
A medium size gemstone tree consisting of a brass trunk and branches tipped with polished translucent quartz pebbles, mounted on a section of amet...
A pair of polished free-standing rutilated smoky quartz points with bevelled lower edges; the larger one with thick acicular inclusions, the the s...
A group of six historic specimens in old labelled cardboard boxes comprising: two of crystalline malachite; two of malachite on quartz; two of mal...
Late Cretaceous Period, 100-66 million years BP. A group of three large Mosasaur sp. teeth with good enamel. 110 grams total, 50mm each (2"). Fro...
A cut and polished thunder egg, each half with vibrant red and brown agate banding within the rhyolitic core, each half with a crescentic cavity f...
A cut and polished octahedron fluorite specimen, displaying various shades of green with 'rainbow' formations; supplied in a white cardboard tray....
A group of three cut and polished free-standing agate geode sections with enhanced green banding. 1.4 kg total, 10.5-11.7cm (4 - 4 1/2"). From th...
Upper Cretaceous Period, 66 million years BP. A fossil triceratops tooth showing the structure. 2.8 grams, 18mm (3/4"). From an old Bristol paleo...
Eocene Period, 56-33 million years BP. A pair of limestone matrices, one containing a Knightia alta fish fossil, the other with a Diplomystus fish...
A group of twenty cut satin spar wands with pearly lustre. 270 grams total, 52-67mm (2 - 2 1/2"). From the historic ‘Victorian Museum’ or later c...
A large group of fifty quartz crystal points of various sizes. 488 grams total, 22-44mm (1 - 1 3/4"). From the historic ‘Victorian Museum’ or lat...
Carboniferous to Jurassic Period, 358-145 million years BP. A large collection of marine fossils comprising: a turtle shell plate from Cambridge, ...
A group of ten cut and polished malachite specimens of various shapes and sizes; all in cardboard trays. 137 grams total, 20-39mm (3/4 - 1 1/2")....
Upper Devonian Period, 385-359 million years BP. A fossil Metacanthina barrandei trilobite on a matrix. 112 grams, 71mm (2 3/4"). From an old Oxf...
An interesting mineral display with three large prismatic calcite crystals on granular calcite crystals with chalcopyrite crystals; supplied in a ...
Cretaceous Period, 100-93 million years BP. A large Carcharodontosaurus saharicus African T-rex tooth with good enamel and some visible serration ...
A pair of rough rhodonite mineral samples. 172 grams total, 59-92mm (2 1/4 - 3 1/2"). From the historic ‘Victorian Museum’ or later collection of...
A pair of pyrite suns or miner's dollars with radiating striations and irregular edges. 44 grams total, 40-50mm (1 1/2 - 2"). From the historic ‘...
Early Jurassic Period, Sinemurian, 196 million years BP. A pyritised ammonite, possibly Crucilobiceras densinodulum in a matrix. 133 grams, 81mm ...
A pair of cut and polished agate pyramids, the larger with red, white and orange bands, the smaller in translucent orange; supplied in a white car...
A pair of chalcanthite specimens; supplied in a display case with old collector's identification label. 35.2 grams total, 44mm (box: 76 x 60 x 35...
A group of three polished labradorite pebbles with blue and gold iridescence. 513 grams total, 75-79mm (3"). From a Cambridgeshire collection. [3...
A group of twenty-one rose quartz mineral specimens. 843 grams total, 35-56mm (1 1/4 - 2 1/4"). From the historic ‘Victorian Museum’ or later col...
A group of ten rectangular Iceland spar specimens in white cardboard trays. 345 grams total, 26-32mm (1 - 1 1/4"). From the historic ‘Victorian M...
Middle Jurassic to Eocene Period, 174-56 million years BP. An interesting collection of British fossils comprising: a large Clavilithes macrospira...
A large free-standing display of clear sceptered quartz crystals. 316 grams, 12.1cm (4 3/4"). From the historic ‘Victorian Museum’ or later colle...
A large white specimen with central recess exposing the internal blue agate and quartz crystal formations, the quartz crystals also visible to one...
A rectangular cut amethyst geode section with variegated bands of amethyst and quartz crystals. 519 grams, 27.3cm (10 3/4"). From the historic ‘V...
A large free-standing puddingstone section with two polished faces exposing the rounded pebbles in the finegrain matrix. 1.6 kg, 13.8cm (5 1/2")....
A large group of fifty cut specimens of pink dolomite, some with marcasite inclusions. 470 grams total, 25-44mm (1 - 1 3/4"). From the historic ‘...
A very large cut mammillary malachite specimen. 1.1 kg, 12.1cm (4 3/4"). From the historic ‘Victorian Museum’ or later collection of Gregory, Bot...
A group of sixty chalcopyrite specimens displaying iridescent colours of red, green, blue, purple, green and gold. 493 grams total, 21-28mm (3/4 ...
A group of three cut and polished agate slices comprising: one with translucent brown banding, quartz crystal to the centre; one with enhanced blu...
A group of twenty-six vibrant blue turquoise nuggets of various sizes. 155 grams total,16-29mm (1/2 - 1"). From the historic ‘Victorian Museum’ o...
A group of twenty grey matrices, each containing multiple orange fire opal specimens. 580 grams total, 38-52mm (1 1/2 - 2"). From the historic ‘V...
A beautiful pyrite flower formation comprising a central cluster of small crystals surrounded by large 'petal' crystals. 135 grams, 50mm (2"). Fr...
A group of three free-standing agate geode sections, each with one polished side comprising: an egg-shaped section with variegated bands of brown,...
A group of twenty large fuchsite specimens with pearly lustre. 1.4 kg total, 58-81mm (2 1/4 - 3 1/4"). From the historic ‘Victorian Museum’ or la...
A group of three polished sections of twinned staurolite crystals, cut across the axis of twin crossing. 511 grams total, 52-63mm (2 - 2 1/2"). F...
A group of twenty kyanite specimens with white lustre; kyanite is a blue aluminosilicate mineral, usually found in aluminium-rich metamorphic pegm...
A group of twelve light green prasiolite crystals. 57 grams total, 22-39mm (1 - 1 1/2"). From the historic ‘Victorian Museum’ or later collection...
An unusually fine specimen of multiple acicular quartz crystals, all with chlorite inclusions. 324 grams, 13.5cm (5 1/2"). From the private colle...
A group of ten gypsum 'desert rose' nodules with multiple sheets of white crystals flattened on the crystallographic axis, fanning open into clust...
A group of twenty polished haematite pebbles with metallic lustre. 800 grams total, 29-38mm (1 - 1 1/2"). From the historic ‘Victorian Museum’ or...
Triassic Period, 250 million years BP. A complete fossil Keichousaurus hui skeleton in a rectangular matrix. 1.9 kg, 33.5cm (13 1/4"). From an ol...
Triassic Period, 230 million years BP. A cut and polished slice of fossilised wood. 545 grams, 19cm (7 1/2"). From an old Lincolnshire, UK, colle...
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