55) Amethyst Crystal Heart Quartz Geode Great Gift Purple Crystal when wood becomes buried under

when wood becomes buried under sediment or volcanic ash and is initially preserved due to a lack of oxygen which inhibits aerobic decomposition

excellent quality with no matrix or filler

the sides have been expertly polished

5 cm average

[ A forest where such material has petrified becomes known as a petrified forest

55) Amethyst Crystal Heart Quartz Geode Great Gift Purple Crystal when wood becomes buried underAmethyst Heart Small Size : 6. 5 x 3. 5 x 5 cm sizes are approx. Weight : 148 Grams approx. The sides have been expertly polished You Will Receive The Exact Piece Pictured Amethyst: is a violet variety of quartz, Amethyst is a purple variety of quartz (SiO2) and owes its violet color to irradiation, iron impurities (in some cases in conjunction with transition element impurities), and the presence of trace elements, which result in complex crystal