Colloidalcrystallized sphalerite with little attached matrix. This is the variety of the species sometimes called brunckite. in good condition.Broken Hill is a historic mining city located in far western New South Wales, Australia. Founded in 1883 after the discovery of a massive, boomerang-shaped ore deposit on an isolated ragged outcrop, it grew to become home to one of the largest deposits of silver, lead, and zinc in the world. The city's rich mining operations spurred the creation of major industrial enterprises and played a foundational role in shaping Australia's modern economy and labor movement.
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