Loading, please wait...
Details
LOT 0435
Amethyst Crystal Geode with Calcite Rosettes
CRETACEOUS PERIOD, CIRCA 120-140 MILLION YEARS B.P.
9 x 9 1/2 x 4 in. (6.9 kg, 23 x 24 x 10 cm).
Beautifully prepared section with polished edges and two natural 'windows', a thick blanket of prismatic amethyst crystal lining the interior, two calcite rosettes at the centre and aggregates of darker crystals.
Provenance
From Artigas, Uruguay.
Property of a London lady.
VETTING:
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:
TimeLine is a leading auction house specialising in antiquities, ancient art, collectables, natural history, coins, medals, and books. Our auctions offer museums, collectors, historians, and enthusiasts the opportunity to acquire unique and historically significant pieces.
RELATED LOTS
-
Reptile Footprints in Matrix
Permian Period, circa 299-298 million years B.P.Sold for (Inc. bp): £85
The matrix containing three Salichnium decessus type fossilised amphibian footprints; an information sticker on the reverse. 227 grams, 18 cm
From Saint Afrique, Aueyron, France. 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. -
Fossil Bivalve Display
Probably Cretaceous Period, circa 93-89 million years B.P.Sold for (Inc. bp): £26
A matrix containing a bivalve and single ammonite. 5.28 kg, 32.2 cm
From a Cambridgeshire, UK, collection. -
Mexico Red Calcite Mineral Specimens
Sold for (Inc. bp): £7
A group of forty-two cut red calcite mineral specimens in various shapes and sizes. 356 grams total, 25-40mm
Very fine condition.
From the historic ‘Victorian Museum’ or later collection of Gregory, Bottley & Lloyd (Gregory's); formerly Gregory, Bottley & Co. (1932-1981) and previously J. R. Gregory & Co. (1898-1932); originally James Reynolds Gregory (1858-1898). From the private collection of John Meredith, acquired since the 1990s; thence by descent.
