Agate with Amethyst
John Betts - Fine Minerals
End portion of an oblong geode sawn and polished on one face to
highlight the internal cavities lined with lustrous purple Amethyst crystals up to 3 mm across and translucent green Agate core sections. Ex. Robert C. Lambert #318.
Catalan Agate-Amethyst District, Souther Paraná Basalt Basin, Artigas, Uruguay
13 x 9 x 3 cm.