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Tsarstone collectors guide

Alexandrire directory

Categorized directory of resources related to chrysoberyl gemstone varieties valuation, identification, history and lore. Also includes links to the alexandrite sellers, useful websites and gemological organizations.

Editor picks

Multicolour Gems
Specializing in African colored gemstones including alexandrite, Madagascar sapphire and tanzanite. Also includes general information about gemstones and gemological articles.

Latest additions

A collaborative effort among multiple societies to place the world's most comprehensive collection of mining and minerals based research in one place.
Mark Henry
An exclusive designer of natural alexandrite jewelry. Famous for decadent designs and superior quality fine jewelry pieces.
Synthetic Gems
Offers large selection of synthetic padparadscha sapphire, lab alexandrite, created and synthetic lab emerald, cubic zirconia (CZ), white clear lab sapphires, lab-grown citrine quartz, and synthetic ruby.
Colburn Earth Science Museum
Primary collection includes some 4,500 specimens and gemstone collection includes over 1,000 cut gemstones from North Carolina and around the world
The Weinman Mineral Gallery
Features gemstones, minerals and fossils. Includes virtual tour, special events, hours, prices and directions.
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