Cassiterite

Cassiterite is a remarkable mineral prized both for its vital industrial role and its extraordinary natural beauty. As the chief ore of tin — a metal fundamental to manufacturing, electronics, plating and alloys such as bronze — cassiterite has shaped the course of human civilisation since the Bronze Age. Its name derives from the Greek word "kassiteros," meaning tin, and its geological significance is matched by its striking visual character: cassiterite crystals exhibit brilliant lustre, rich dark hues and uniquely angular formations that make each specimen truly one of a kind.

Beyond its industrial importance in tin extraction, cassiterite is a highly sought-after mineral specimen for serious collectors. Its diverse crystal habits — from prismatic to elbow-twinned formations — often combined with other minerals, make it a fascinating subject for study and an impressive centrepiece for any mineral display. Its exceptional hardness and brilliant adamantine to submetallic lustre ensure that cassiterite specimens retain their beauty for generations.

At Karen Brand Limited, we source our cassiterite from the finest mines across East Africa. Our team ensures that each piece is ethically mined and meticulously inspected for crystal quality, lustre and structural integrity. Whether you are an industrial buyer, a seasoned mineral collector, or exploring the world of rare minerals for the first time, our cassiterite collection offers exceptional pieces of genuine character.