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![Group of Three Hundred [300] Brown Calcite Specimens](https://timelineauctions.com/zoom_images/zoomthumb/2/5/256008_900x900.jpg "Group of Three Hundred [300] Brown Calcite Specimens")
![Group of Three Hundred [300] Brown Calcite Specimens](https://timelineauctions.com/zoom_images/zoommap/2/5/256008_200x200.jpg "Group of Three Hundred [300] Brown Calcite Specimens")
![Group of Three Hundred [300] Brown Calcite Specimens](https://timelineauctions.com/upload/images/items/256008.jpg "Group of Three Hundred [300] Brown Calcite Specimens")
LOT 2403
Group of Three Hundred [300] Brown Calcite Specimens
3/4 - 1 1/4 in. (1.66 kg total, 18-32 mm).
Comprising three hundred honey-coloured chunks of calcite displaying vitreous lustre. [300, No Reserve]
ProvenanceFrom Mexico.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
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AUCTIONS:
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LOT 2403
Group of Three Hundred [300] Brown Calcite Specimens
Estimate £30 - 40€35 - 46 (for guidance only)$41 - 54 (for guidance only)
Opening Bid
£5 (EUR 6; USD 7) +BP*
-
Polished Fossil Orthoceras Specimen Collection
Devonian Period, circa 417-354 million years B.P.Estimate: £20 - 30 (+bp*)
Opening Bid: £5
Comprising four polished specimens showing partial Orthoceras specimens. 456 grams total, 8.4-11.5 cm
From the private collection of Kenneth Machin (1936-2020), Buckinghamshire, UK; his collection of antiquities and natural history was formed since 1948; thence by descent. -
Very Large Natural Raw Malachite Specimen
Estimate: £80 - 100 (+bp*)
Opening Bid: £5
Unpolished botryoidal specimen showing characteristic banding on the sides. 3.37 kg, 19 cm
From the Democratic Republic of Congo, Central Africa. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
![Large Group of One Hundred [100] Amethyst Crystal Sections](https://timelineauctions.com/upload/images/items/small/255958-s.jpg)
Large Group of One Hundred [100] Amethyst Crystal Sections
Estimate: £20 - 30 (+bp*)
Opening Bid: £5
Comprising one hundred irregular geode sections with prismatic amethyst crystals. 1.74 kg total, 17-49 mm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
