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Before you can add or edit data you must register. Registering with is not required if you just want to visit the site and browse the gem information and photographs, but if you would like to be kept informed about changes and updates to the service, or if you would like to contribute to this project by adding your own photographs and gem data then you should take a few seconds to fill out this form and register. Incomplete profiles, or those with invalid email addresses, will be deleted.

This account is also good for, the mineral website. If you already have an account on you do not need to register here, you can go ahead and log in with your existing username and password. is, and will remain, free! It can only grow and improve with your contribution.

Your Details (Required)

First Name(s)
Surname (Family Name)
Company Name
(if related to gems/minerals)
Your Email
(this will become your username)

Confirm Password
Your Country
Please tell us in which country you live

About You
Please tell us a little about your background and experience with gems

Member DirectoryDo you wish to be listed in the members' directory so other members can view this profile information and contact you?


Terms and Conditions

Terms of Use
By registering you agree to the terms of use of


Privacy Policy - your personal details will not be revealed to any third party unless you decide to be listed in the members' directory. All changes made to the database are logged along with the username of the person who changed it. This information is available to others who have access to the database. Apart from occasional update emails from your email address will be kept purely for registration.

Copyright © Jolyon & Katya Ralph 1993-2023. Site Map. Photographs are 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.