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LOT 2218
Natural History - Pink Dolomite Crystal Specimen Group [100]
3/4 - 1 1/2 in. (765 grams total, 20-40 mm).
Comprising small and larger pieces of pink dolomite, some with small pyrite crystals. [100, No Reserve]
ProvenanceEx Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
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AUCTIONS:
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LOT 2218
Natural History - Pink Dolomite Crystal Specimen Group [100]
Sold for (Inc. bp): £1
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Natural History - Cut and Polished Agate Crystal Geode, Natural Box & Lid
Sold for (Inc. bp): £20
Comprising a rounded nodule cut at one end to form a 'lid'; brown, white and red banding; the cavity with small lavender-coloured amethyst crystals. 1.15 kg total, 88-94 mm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Natural History - Large Kalahari Desert Wind Stone
Sold for (Inc. bp): £65
A wind-rounded pebble in a hollowed out 'nest'; with a hessian draw-ribbon pouch. 677 grams, 10 cm
From the Kalahari Desert, Southern Africa. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Natural History - Historic Micaceous Haematite Mineral Specimen
Sold for (Inc. bp): £1
The large nugget with metallic lustre; supplied in a display box. 235 grams total, 58 mm
From Great Rock mine, Devon, UK. Collected in person in 1964. From the private mineral collection of Stephen Atkinson, Harpenden, UK. Accompanied by a copy of a letter from the vendor giving details of him collecting these minerals throughout his life.
The mineral was an important ingredient in the rust-resistant paint used on Royal Navy ships and bridges. Shiny ore has also been used in glaze for pottery, decorative bricks and tiles giving it a sparkly finish.