Need Help?
Here, we've compiled a list of answers to some of the most common questions about our foundation, gemological research, educational programs, and how you can get involved or benefit from our resources. Whether you're a gemstone enthusiast, a professional in the field, or simply curious about the world of gemology, our FAQ is designed to provide you with quick, clear, and informative answers. If your question isn't covered here, please don't hesitate to reach out to us for more information. Contact usThe collectionF.A.Q.
Frequently Asked Questions
How can I use this data ?
The data provided by the SGDF can be used freely, however, by mentioning the foundation (Swiss Gemmological Data Foundation) and the reference of the sample from which the data was collected.
Is it possible to borrow books or to consult them ?
The Foundation does not lend books. However, they can be consulted on site. A photocopier is available.
Can I order a high-definition micrography ?
Yes, you can order a micrograph from the database (in preparation) or request to collect a specific micrograph (with a certain delay) i.e. a multiphase inclusion in a sapphire. Their use is free, however, by mentioning the foundation (Swiss Gemmological Data Foundation) and the reference of the sample from which the micrograph was collected.
How to make a sample donation ?
If the samples are in Switzerland, we can come and collect them. If they’re in another country, just pack them up and we’ll arrange for UPS or Fedex to come and collect them. The donators are mentionned in our website, if you don’t want it, just let us know.
How to make a financial donation ?
Regarding the financial donation, you can make a transfer to our bank account in Geneva, or you can use PayPal to make a one-off payment or a monthly instalment. To do this, contact us and we will tell you where to make your donation. We are a non-profit foundation, so you can deduct the amount of your donation from your tax return.