Country origin record
India
Country record supporting sourced Batch 1 gemstone locations.
Evidence-backed overview
A country in the gemstone graph
Country record supporting sourced Batch 1 gemstone locations.
Bidirectional relationships
Documented gemstones
Occurrence and production are separate claims. A production label is date-bounded and does not guarantee quality, origin determination, or market value.
Open the individual locality record for the dated production evidence and scope.
Alexandrite
Published locality records document this gemstone within the country.
Open the individual locality record for the dated production evidence and scope.
Within this country
Published places
India Alexandrite Deposits
India is a documented Alexandrite source in laboratory origin research.
AlexandriteOpen recordKashmir Sapphire Region
Historic high-altitude source region associated with notable blue sapphire.
SapphireOpen recordEvidence ledger
Sources & verification
Sources are deduplicated across the geographic record. Current-production claims receive explicit review dates; a map point never substitutes for geological or production evidence.
- [1]Aaron C. Palke, Ziyin Sun, Nathan D. Renfro, and Shane F. McClure. Geographic Origin Determination of Alexandrite.
Gems & Gemology · 2019
View authoritative source - [2]Aaron C. Palke, Sudarat Saeseaw, Nathan D. Renfro, Ziyin Sun, and Shane F. McClure. Geographic Origin Determination of Blue Sapphire.
Gems & Gemology · 2019
View authoritative source