Database statistics on Sunday, 19 January 2020.

There are 624 gem names in the database.

There are 526 gemstone data pages.

There are 3,153 total locality items listed, from 1,476 unique sites worldwide.

There are 853 localities with map coordinates.

There are 7,964 gem photos listed.

There are 221 other photos listed.

Copyright © Jolyon & Katya Ralph 1993-2020. Site Map. Locality, gem & photograph data are the copyright of the individuals who submitted them. For more information please contact the . is an online information resource dedicated to providing free gemmological information to all.