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Jeremejevite

Introduction: Jeremejevite is not well known among the general public and it is safe to say, it is not a common gem seen or familiar within the gem and jewelry industry. Unlike many gems within the…

Wulfenite

INTRODUCTION Wulfenite is a mineral species crystallizing in the tetragonal system, lead molybdate, with the formula PbMoO4. It was named after the Austrian mineralogist, Franz Xavier Wulfen. Wulfenite is almost always found as thin, tabular crystals…