Search Gemstone Knowledge
Gem Lore
Paste, Power, and the Politics of Appearing Ric...
Why early modern courts tolerated imitation gems: paste jewelry, sumptuary display, credit, diplomacy, and the etiquette of not noticing fake stones.
Paste, Power, and the Politics of Appearing Ric...
Why early modern courts tolerated imitation gems: paste jewelry, sumptuary display, credit, diplomacy, and the etiquette of not noticing fake stones.
From Chrysolite to Topaz: How Color Categories ...
Topaz was once a color-based trade term, not a mineral species. Explore how ancient, medieval, and early modern classification gave way to modern mineralogy.
From Chrysolite to Topaz: How Color Categories ...
Topaz was once a color-based trade term, not a mineral species. Explore how ancient, medieval, and early modern classification gave way to modern mineralogy.
The Balas Ruby's Long Journey from Badakhshan t...
Explore the history of the balas ruby, a medieval term for red spinel from Badakhshan. Learn how trade, naming confusion, and modern mineralogy changed its identity.
The Balas Ruby's Long Journey from Badakhshan t...
Explore the history of the balas ruby, a medieval term for red spinel from Badakhshan. Learn how trade, naming confusion, and modern mineralogy changed its identity.
Nephrite and the Museum Case: How a Stone of Bl...
How nephrite moved from workshop and riverbed into museum cases, and how collecting practices reclassified Pacific, Māori, and East Asian objects as art, specimens, and reinvented heritage.
Nephrite and the Museum Case: How a Stone of Bl...
How nephrite moved from workshop and riverbed into museum cases, and how collecting practices reclassified Pacific, Māori, and East Asian objects as art, specimens, and reinvented heritage.
Seals of Passage: Gemstone Signet Rings and Soc...
How gemstone signet rings functioned as legal instruments and status markers across Eurasian trade networks, and why the stone's hardness, rarity, and engraving carried social meaning.
Seals of Passage: Gemstone Signet Rings and Soc...
How gemstone signet rings functioned as legal instruments and status markers across Eurasian trade networks, and why the stone's hardness, rarity, and engraving carried social meaning.
When Onyx Became a Brand: Industrial Cutting, T...
How industrialization and tourism reshaped onyx from a layered carving stone into a regional brand and mass-market decorative material, and why the historical name still causes confusion.
When Onyx Became a Brand: Industrial Cutting, T...
How industrialization and tourism reshaped onyx from a layered carving stone into a regional brand and mass-market decorative material, and why the historical name still causes confusion.