Gemstone CARE Chart by Renee | Feb 21, 2015 | GEMSTONE REFERENCE Blog | 0 comments Handy reference on how to care and clean your gemstones. I found this on ArtJewelry Magazine and thought I’d share. Click this link for a downloadable PDF file: Gemstone Care Gemstone Care Chart – ArtJewelry Magazine Submit a Comment Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Notify me of follow-up comments by email. Notify me of new posts by email.