Polished Amethyst Crystal Geode Display with Calcite

拍品描述

Circa 140-120 million years B.P. The outer layer of green celadonite beautifully polished, the interior with dark purple prismatic amethyst crystals, and at the top, an aggregate of white rhombohedral calcite crystals; mounted on a custom-made display stand. 5.68 kg, 27 x 20 x 10 cm (10 5/8 x 7 7/8 x 4 in.). From Artigas, Uruguay. Property of a London lady. TimeLine Auctions follows a rigorous 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. See our website for more information.

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