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![Natural History - Quartz Crystal Specimen Group [100]](https://timelineauctions.com/zoom_images/zoomthumb/2/0/207927_900x900.jpg "Natural History - Quartz Crystal Specimen Group [100]")
![Natural History - Quartz Crystal Specimen Group [100]](https://timelineauctions.com/zoom_images/zoommap/2/0/207927_200x200.jpg "Natural History - Quartz Crystal Specimen Group [100]")
![Natural History - Quartz Crystal Specimen Group [100]](https://timelineauctions.com/upload/images/items/207927.jpg "Natural History - Quartz Crystal Specimen Group [100]")
LOT 2266
Natural History - Quartz Crystal Specimen Group [100]
7/8 - 1 5/8 in. (1.13 kg total, 22-40 mm).
Of various sizes, some translucent. [100, No Reserve]
ProvenanceFrom Brazil.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
TimeLine Auctions follows a vetting process to ensure the authenticity and legality of all items, reinforcing our commitment to integrity and responsible trading. Each antiquity, antique, and coin lot undergoes thorough examination by a vetting committee of at least ten external specialists, professional trade association members, scientists, and archaeologists: Our Vetting Process
AUCTIONS:
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Natural History - Cut and Polished Fossil Ammonite
Middle Cretaceous Period, circa 150 million years B.P.Sold for (Inc. bp): £46
Cleoniceras sp. displaying the distinctive pattern of the cross-section chambers, some iridescence to outer surfaces. 220 grams, 95 mm each
From Madagascar. Collected between 1930 and 1960. From the collection of the palaeontologist R Gledhill. -
Natural History - Fossil Speculator Trilobite
Devonian Period, circa 417-354 million years B.P.Sold for (Inc. bp): £46
Phacops speculator on a matrix. 235 grams, 85 mm
From the Atlas Mountains, Hamar Laghdad Formation, Pragian, (Alnif), Morocco. From an old Oxfordshire, UK, fossil and mineral collection. -
Natural History - Polished Fossil Bivalve Group
Jurassic Period, circa 160 million years B.P.Sold for (Inc. bp): £13
Comprising two complete polished bivalves. 298 grams total, 69-76 mm
From Morondava River Basin, Atsimo-Andrefana Region, Southwest Madagascar. From an old Oxfordshire, UK, fossil and mineral collection.
