Gary Bowersox, Lawrence W Snee, Eugene E. Foord, and Robert R. Seal · 1991 · Gems & Gemology
This article describes the emerald deposits in the Panjshir Valley of Afghanistan, including their mining operations, geology, and gemological properties. It also explores the history of the region's gems, production figures, and the potential impact of these emeralds on the global gem market.
Society and Culture · 14 p.
سرچینه: www.gia.edu · 2026-10-29
Gary Bowersox, Lawrence W Snee, Eugene E. Foord, and Robert R. Seal, Emeralds of the Panjshir Valley (1991). https://www.gia.edu/dam/migrated-assets/docs/doc1/SP91A2.pdf (retrieved 2026-10-29).
کتابونه په انګلیسي دي او ژباړل شوي نه دي.
په سرچینه کې یې ولولئ
دلته ساتل شوی، خو نه دی خپور شوی: د خپرولو حق یې نه دی معلوم.
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