Gemstone Encyclopedia

Jadeite vs. Nephrite: Separating Myth from Fact in Jadeite Jewelry and Gemology

Jadeite vs. Nephrite: Separating Myth from Fact...

Separate myth from fact in jadeite. Learn about jadeite varieties, related stones like serpentine and aventurine, grading by the 4 Cs, treatment types (Type A, B, C), and how to...

Jadeite vs. Nephrite: Separating Myth from Fact...

Separate myth from fact in jadeite. Learn about jadeite varieties, related stones like serpentine and aventurine, grading by the 4 Cs, treatment types (Type A, B, C), and how to...

The Collector's Guide to Zircon: Historical Provenance, Cultural Resonance, and Market Assessment

The Collector's Guide to Zircon: Historical Pro...

Comprehensive collector's assessment of zircon gemstone: historical significance, cultural resonance, gemological properties, grading factors, and investment potential. Expert insights on Sri Lankan, Cambodian & Russian zircons.

The Collector's Guide to Zircon: Historical Pro...

Comprehensive collector's assessment of zircon gemstone: historical significance, cultural resonance, gemological properties, grading factors, and investment potential. Expert insights on Sri Lankan, Cambodian & Russian zircons.

Aquamarine Varieties and Related Stones: A Comprehensive Comparison

Aquamarine Varieties and Related Stones: A Comp...

Comprehensive guide to aquamarine varieties (Santa Maria, Espirito Santo, Nigerian, Pakistani) and related beryl stones (emerald, morganite, heliodor, goshenite). Expert comparison of color, origin, grading, and value.

Aquamarine Varieties and Related Stones: A Comp...

Comprehensive guide to aquamarine varieties (Santa Maria, Espirito Santo, Nigerian, Pakistani) and related beryl stones (emerald, morganite, heliodor, goshenite). Expert comparison of color, origin, grading, and value.

Rainbow Moonstone vs. Classic Moonstone: A Complete Care and Cleaning Guide

Rainbow Moonstone vs. Classic Moonstone: A Comp...

Learn how to care for rainbow moonstone and classic moonstone with expert cleaning, storage, and maintenance advice. Compare hardness, durability, and prevention of damage for these feldspar gems.

Rainbow Moonstone vs. Classic Moonstone: A Comp...

Learn how to care for rainbow moonstone and classic moonstone with expert cleaning, storage, and maintenance advice. Compare hardness, durability, and prevention of damage for these feldspar gems.

Aquamarine Treatment Awareness: A Guide to Care and Maintenance for Enhanced and Natural Gems

Aquamarine Treatment Awareness: A Guide to Care...

Aquamarine care tips based on treatment type—heat-treated vs natural. Learn cleaning, storage, and maintenance techniques to protect your gem's beauty and longevity.

Aquamarine Treatment Awareness: A Guide to Care...

Aquamarine care tips based on treatment type—heat-treated vs natural. Learn cleaning, storage, and maintenance techniques to protect your gem's beauty and longevity.

Sphene: The Ultimate Expert Guide to Physical and Optical Properties

Sphene: The Ultimate Expert Guide to Physical a...

Comprehensive expert guide to sphene gemstone: crystal system, hardness, dispersion, refractive index, birefringence, pleochroism, grading, and identification. Rare fire and brilliance detailed.

Sphene: The Ultimate Expert Guide to Physical a...

Comprehensive expert guide to sphene gemstone: crystal system, hardness, dispersion, refractive index, birefringence, pleochroism, grading, and identification. Rare fire and brilliance detailed.