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Mounted Amethyst Crystal Display
Estimate: £800 - 1,000 (+bp*)
Opening Bid: £400
A polished, rounded geode section with rising formations of light purple amethyst crystals to the internal cavity; mounted on a custom-made display stand. 3.31 kg total, 19.5 cm wide including stand
From Artigas, Uruguay. Property of a London lady. -
Large Cut and Polished Agate Geode Slice Group
Estimate: £30 - 40 (+bp*)
Opening Bid: £5
Comprising: a circular slice with light grey to cream banding with colourless quartz crystals; an irregular slice with brown banding and pale purple and colourless amethyst and quartz crystals; an irregular slice with dark grey to light grey banding. 930 grams total, 17-29 cm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
![Collection of Twenty [20] Cut and Polished Agate Geode Slices](https://timelineauctions.com/upload/images/items/small/251020-s.jpg)
Collection of Twenty [20] Cut and Polished Agate Geode Slices
Estimate: £30 - 40 (+bp*)
Opening Bid: £5
Comprising twenty translucent polished slices, some showing crystalline areas, some dyed. 415 grams total, 5-11.9 cm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
Fossil Flexicalymene Fossil Trilobite Group
Ordovician Period, circa 510-445 million years B.P.Estimate: £20 - 30 (+bp*)
Bids: 1 | Current Bid: £5
Comprising three specimens; repaired. 256 grams total, 74-85 mm
From a Cambridgeshire, UK, collection. -
Polished Goniatite and Orthoceras Fossil Dish
Devonian Period, circa 400 million years B.P.Estimate: £30 - 40 (+bp*)
Bids: 1 | Current Bid: £5
An oval dish carved from fossiliferous stone with an applied Goniatite sp. 776 grams, 22.3 cm wide
From Morocco, North Africa. From a Cambridgeshire, UK, collection. -
Chiastolite Polished Mineral Specimen Collection
Estimate: £20 - 30 (+bp*)
Opening Bid: £5
A group of ten cut and polished chiastolite specimens; each held in a white card collector's tray. 150 grams total, 19-29 mm
Very fine condition.
From China. Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Group of Fossil Sand Shark Teeth
Eocene Period, 56-33 million years B.P.Estimate: £20 - 30 (+bp*)
Bids: 2 | Current Bid: £10
Comprising various sizes of Otodus obliquus teeth. 29 grams total, 16-24.5 mm
From a Cambridgeshire, UK, collection. -
Fossil Sand Shark Tooth Group
Eocene Period, 56-33 million years B.P.Estimate: £20 - 30 (+bp*)
Bids: 1 | Current Bid: £5
Comprising various sizes of Otodus obliquus teeth. 80 grams total, 8-28 mm
Ex Norfolk, UK, collection. -
![Group of Twenty Four [24] Large Blue Calcite Crystal Display Chunks](https://timelineauctions.com/upload/images/items/small/251097-s.jpg)
Group of Twenty Four [24] Large Blue Calcite Crystal Display Chunks
Estimate: £40 - 60 (+bp*)
Opening Bid: £5
Irregular chunks of light to dark blue calcite. 5.18 kg total including box, 7.4-11 cm
From Morocco, West Africa. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
![Group of One Hundred [100] Polished Agate Pebbles](https://timelineauctions.com/upload/images/items/small/251114-s.jpg)
Group of One Hundred [100] Polished Agate Pebbles
Estimate: £20 - 30 (+bp*)
Bids: 1 | Current Bid: £5
An attractive group of decorative tumbled agate pebbles. 1.05 kg total, 22-37 mm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
Fossil Flexicalymene Trilobite Group
Ordovician Period, circa 510-445 million years B.P.Estimate: £200 - 300 (+bp*)
Opening Bid: £100
A freestanding sandstone matrix with several fossilised trilobites. 3.3 kg, 24 cm
From Morocco, North Africa. From a Cambridgeshire, UK, collection. -
![Group of Ten [10] Cut Malachite Slabs](https://timelineauctions.com/upload/images/items/small/251017-s.jpg)
Group of Ten [10] Cut Malachite Slabs
Estimate: £60 - 80 (+bp*)
Bids: 1 | Current Bid: £5
Comprising ten irregular sections showing contrasting light and dark banding on both sides. 1.21 kg total, 7-18.5 cm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
