Gemstone Science

Moldavite: A Case Study in Impact Gemology and Tektite Mineralogy

Moldavite: A Case Study in Impact Gemology and ...

Explore moldavite as a case study in tektite genesis. Learn about its unique formation from a meteorite impact, chemical composition, mineralogical properties, and its significance in impact gemology.

Moldavite: A Case Study in Impact Gemology and ...

Explore moldavite as a case study in tektite genesis. Learn about its unique formation from a meteorite impact, chemical composition, mineralogical properties, and its significance in impact gemology.

Sunstone Mining in the Age of Geophysics: How Drones and Spectral Signatures Are Redefining Placer Exploration

Sunstone Mining in the Age of Geophysics: How D...

Discover how modern geophysical tools like drone magnetometry and LA-ICP-MS are transforming sunstone deposit geology and mining, enabling precise exploration and ethical traceability.

Sunstone Mining in the Age of Geophysics: How D...

Discover how modern geophysical tools like drone magnetometry and LA-ICP-MS are transforming sunstone deposit geology and mining, enabling precise exploration and ethical traceability.

Ruby Formation in Metamorphic Terranes: A Case Study of the Mogok Stone Tract

Ruby Formation in Metamorphic Terranes: A Case ...

An in-depth case study of ruby formation in the Mogok Stone Tract, covering protolith composition, granulite-facies metamorphism, chromium metasomatism, and practical gemological insights.

Ruby Formation in Metamorphic Terranes: A Case ...

An in-depth case study of ruby formation in the Mogok Stone Tract, covering protolith composition, granulite-facies metamorphism, chromium metasomatism, and practical gemological insights.

Nephrite Jade Deposits: How Metamorphic Geology Determines Investment Quality

Nephrite Jade Deposits: How Metamorphic Geology...

Discover how metamorphic geology and mining practices determine the investment quality of nephrite jade. From subduction zones to color chemistry, expert analysis for serious collectors.

Nephrite Jade Deposits: How Metamorphic Geology...

Discover how metamorphic geology and mining practices determine the investment quality of nephrite jade. From subduction zones to color chemistry, expert analysis for serious collectors.

The Ammolite Treatment Controversy: Preservation, Enhancement, and the Quest for Authenticity

The Ammolite Treatment Controversy: Preservatio...

Dive into the mineralogy of ammolite and the ongoing debate about its stabilization treatments. Understand thin-film interference, ethical concerns, and how to spot treated ammolite in the gem market.

The Ammolite Treatment Controversy: Preservatio...

Dive into the mineralogy of ammolite and the ongoing debate about its stabilization treatments. Understand thin-film interference, ethical concerns, and how to spot treated ammolite in the gem market.

Bloodstone Identification: Decoding Inclusions, Luster, and Provenance for Accurate Testing

Bloodstone Identification: Decoding Inclusions,...

Discover how to test bloodstone authenticity using refractive index, specific gravity, UV fluorescence, and inclusion analysis. Includes origin-specific traits from India, Brazil, and Australia.

Bloodstone Identification: Decoding Inclusions,...

Discover how to test bloodstone authenticity using refractive index, specific gravity, UV fluorescence, and inclusion analysis. Includes origin-specific traits from India, Brazil, and Australia.