White Quartz Geode Slice with Amethyst Core

拍品描述

Circa 140-120 million years B.P. Cut and polished slice showing dense intergrown layer of white quartz crystals, the centre with groups of small lavender-coloured amethyst crystals; mounted on a custom-made display stand. 4.54 kg, 34 x 25 x 2cm, 52 cm including stand (13 3/8 x 9 3/4 x 3/4, 20 1/2 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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