Agate and Amethyst Geode Sphere

Ametista do Sul, Rio Grande do Sul, Brazil
A small cabinet specimen displaying excellent grey concentric banding of agate and bright purple amethyst crystals to the interior, RHC8390. Diameter 3 1/2 in

With a paper label:
RHC8390:
Acquired in 2012, small cabinet 864 gm. A sphere of distinctive gray and white banded Irai agate from the mines at Sao Gabriel (Ametista do Sul) with a pocket of druzy amethyst crystals. Got the sphere in one of the shipments that Ricardo Fabrin sent me.