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![Group of Twenty Nine [29] Large Rock Crystal Quartz Specimens](https://timelineauctions.com/zoom_images/zoomthumb/2/5/255986_900x900.jpg "Group of Twenty Nine [29] Large Rock Crystal Quartz Specimens")
![Group of Twenty Nine [29] Large Rock Crystal Quartz Specimens](https://timelineauctions.com/zoom_images/zoommap/2/5/255986_200x200.jpg "Group of Twenty Nine [29] Large Rock Crystal Quartz Specimens")
![Group of Twenty Nine [29] Large Rock Crystal Quartz Specimens](https://timelineauctions.com/upload/images/items/255986.jpg "Group of Twenty Nine [29] Large Rock Crystal Quartz Specimens")
LOT 2417
Group of Twenty Nine [29] Large Rock Crystal Quartz Specimens
1 3/4 - 3 1/2 in. (2.93 kg total, 45-88 mm).
Boxed group of mainly prismatic colourless specimens, some twinned and three specimens with dark dendritic inclusions. [29, No Reserve]
ProvenanceFrom Brazil.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
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AUCTIONS:
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LOT 2417
Group of Twenty Nine [29] Large Rock Crystal Quartz Specimens
Estimate £40 - 60€46 - 70 (for guidance only)$54 - 81 (for guidance only)
Opening Bid
£5 (EUR 6; USD 7) +BP*
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![Group of Six [6] Large Cut and Polished Agate Geode Halves](https://timelineauctions.com/upload/images/items/small/256037-s.jpg)
Group of Six [6] Large Cut and Polished Agate Geode Halves
Estimate: £30 - 40 (+bp*)
Opening Bid: £5
Comprising six cut and polished geode halves showing characteristic banding, some with crystal-lined interiors. 2.74 kg total, 9-12.5 cm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
Cathedral Geode Half with Amethyst and Calcite Crystals
Estimate: £1,800 - 2,400 (+bp*)
Opening Bid: £900
The cathedral lined with large deep purple amethyst crystals, white dog tooth calcite crystals emerging from the left corner; mounted on a custom-made display stand. 17.35 kg, 35 cm
From Artigas, Uruguay. Property of a London lady. -
Large Cut and Polished Banded Agate Bowl
Estimate: £60 - 80 (+bp*)
Opening Bid: £5
Shallow, oval bowl with thick edges and showing contrasting banding. 2.3 kg, 24 cm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
