Persian Turquoise 30*21mm 21.6g Kambaba Jasper This is a calcium carbonate

This is a calcium carbonate mineral

This great specimen is a dark Green Tourmaline Elbaite crystal on matrix 40*10mm weighing 45

This Mangano heart 38-44mm selection weighs 36-39g

Each of these have a slightly darker hue from the Manganese present than other specimens

Persian Turquoise 30*21mm 21.6g Kambaba Jasper This is a calcium carbonatePossibilities This Persian Turquoise 30*21mm weighs 21. 6g. It is a natural nodule stone. It was sourced for Rocks and Things Store by our partner located in Karachi, Lawrence Handicrafts. While this stone is ideal for using in jewelry making, its exquisite colour makes it a great specimen. Turquoise is a protective stone and is often used in amulets. It is sacred in many cultures and was used extensively in Greek and Roman mosaic. Please be mindful