White Quartz Geode Slice with Amethyst Core

CRETACEOUS PERIOD, CIRCA 120-140 MILLION YEARS B.P.

13 3/8 x 9 3/4 x 3/4, 20 1/2 in. (4.54 kg, 34 x 25 x 2cm, 52 cm including stand).

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.

Provenance

From Artigas, Uruguay.
Property of a London lady.

CONDITION

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AUCTIONS:

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LOT 0437