Rare Minerals & Collector Knowledge

Bismuthinite: The Complete Collector's Guide to Bismuth Sulfide Crystals

April 16, 2026

Everything about collecting bismuthinite. Learn about Chinese and Bolivian specimens, how it compares to stibnite, quality evaluation, and care tips for this dense metallic mineral.

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Scheelite: The Complete Collector's Guide to Golden Tungsten Crystals

April 16, 2026

Everything about collecting scheelite. Learn about its spectacular UV fluorescence, Chinese and Peruvian specimens, quality evaluation, and display tips for this brilliant tungsten mineral.

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Stibnite: The Complete Collector's Guide to Antimony Sword Crystals

April 16, 2026

Everything about collecting stibnite. Learn about Chinese and Japanese specimens, handling this fragile mineral safely, quality evaluation, and display tips for dramatic sword-like crystals.

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Pyromorphite: The Complete Collector's Guide to Green Lead Phosphate Crystals

April 16, 2026

Everything about collecting pyromorphite. Learn about French and Chinese specimens, the apatite supergroup, quality evaluation, lead safety, and display tips for this vivid green mineral.

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Dioptase: The Complete Collector's Guide to Emerald-Green Copper Crystals

April 16, 2026

Everything about collecting dioptase. Learn about Tsumeb specimens, Congo and Kazakhstan localities, quality evaluation, and how to care for and display this stunning green mineral.

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Fluorite crystal cluster with calcite from Yaogangxian Mine, Hunan, China

Top 10 Mineral and Gem Shows Around the World: A Collector’s Guide

April 16, 2026

Mineral and gem shows are the lifeblood of the global collector community. These events bring together miners, dealers, curators, and enthusiasts, offering unparalleled opportunities to...

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