Amethyst cluster — deep purple, Brazil, 353 g

Description

This compact Amethyst cluster shows strong deep‑purple colour with lighter zoning and a central cavity, mounted on a flat‑looking grey base. Pale yellowish patches are visible on the crystal surfaces, adding subtle contrast to the dominant purple tones. The specimen measures H 8.2 × W 5 × D 6 cm and weighs 353 g. Amethyst is the purple variety of quartz (SiO2) and commonly forms crystal clusters in cavities and geodes. This example’s clear zoning and compact habit are typical features seen in many Brazilian amethyst specimens.