(April) Fool’s Gold? Maybe Not Iron pyrite (FeS2) is commonly known as “Fool’s Gold” ... Jonathan Margalit, PhD by / 04.01.2014 Read More (April) Fool’s Gold? Maybe Not
Shopping for Jewelry-Making Equipment and Supplies at MJSA? If you are in the jewelry industry and looking for the lates... Jonathan Margalit, PhD by / 02.25.2014 Read More Shopping for Jewelry-Making Equipment and Supplies at MJSA?
INFOGRAPHIC: 8 Reasons Jewelers Should NOT Use Acid to Test Jewe... In our last article we saw how one gold dealer tests, weigh... Jonathan Margalit, PhD by / 12.17.2013 Read More INFOGRAPHIC: 8 Reasons Jewelers Should NOT Use Acid to Test Jewelry
VIDEO: How Does a Gold Dealer Value Jewelry? Here’s a short video demonstration that shows how one gold... Jonathan Margalit, PhD by / 12.12.2013 Read More VIDEO: How Does a Gold Dealer Value Jewelry?
Buyer (and Seller) Beware…. Fake Gold Hitting Pawn Shops and J... [Administrative Note: Because this is usually the busiest se... Jonathan Margalit, PhD by / 12.05.2013 Read More Buyer (and Seller) Beware…. Fake Gold Hitting Pawn Shops and Jewelry Stores