74g Baltic Amber with Air Bubbles Unusual  40million year old piece with 40 million air bubbles. This tumbled Baltic amber gemstone is a real collector's item. A large Amber Stone to ponder and explore. A fossil resin of the highest interest.Amber Size approxHeight; 99mm Width; 40mm Depth: 34mmWeight : 74g This Amber will arrive with a Certificate of Authenticity.Please note that it is not in the nature of amber to be perfect. They include lines and spots, specks, colouration and inclusions, layers and lines, included as the resin flowed from the tree 40 million years ago. These quirks are to be appreciated as natural phenomena, not seen as faults. These gems have been heat treated to increase the clarity and make less brittle. Amber is totally unlike mineral crystals in feel and appearance.