Database statistics on Sunday, 17 February 2019.

There are 624 gem names in the database.

There are 526 gemstone data pages.

There are 3,153 total locality items listed, from 1,477 unique sites worldwide.

There are 760 localities with map coordinates.

There are 7,990 gem photos listed.

There are 222 other photos listed.

Copyright © Jolyon & Katya Ralph 1993-2019. 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.