HC Set: 47mm Ocean Jasper Cabochon Natural Pink White Orbicular Orbs Green Druzy Flat Stone Medallion Cab Mineral Crystal Slab - Madagascar + One Polished Mahogany Obsidian Cabochon from Peru You will receive exactly this Ocean Jasper Medallion - 47mm x 36mm x 7mm / 1 7/8 x 1 7/16 x 5/16 Inches; 19g / 0.7 oz (see photo, stand not included)! In additional, you will get one of the Mahogany Obsidian Cabochon similar to the one in the listing, the size and the color of the cabochon may slightly vary as well due to the fact that all minerals are different. Approximately Size: 10-30mm / 7/16-1 3/16 Inches; Approximately Weight: 15-40gr / 0.5-1.4oz. Ocean Jasper is a trade name for a multicolored Madagascan stone with spherical patterning set against a contrasting background color. Although called a jasper, the stone is actually a mixture of different forms of quartz: clear and colored varieties of chalcedony, banded agate, and pockets of tiny quartz crystals called druzy. When examined under a polarized light microscope, Ocean Jasper becomes chalcedony spheres floating in a sea of chalcedony. Chemical Composition: (SiO2) Silicon Dioxide with inclusions (iron hydrates); Hardness: 7; Stone Type/Family: Member of the Chalcedony Clan, Quartz family, Silicates Class; Ocean Jasper (also called Orbicular Jasper) is an unusual jasper found only at a remote location on the coast of Madagascar that can only be mined at low tide! The colors vary widely - including white, green, pink, red, black, blue. The wild polka dots, wavy lines, multi colored floret patterns of Ocean Jasper make this a gorgeous and exciting stone. (The above information is provided solely for informational purpose. Kindly note that all stones are offered for decorative purposes only. Please, handle your stones with great care, do not grind or crumble them, do not dip or add them into your food or drink, do not use any parts of them in any elixirs, potions, lotions etc. Always make sure you wash your hands before and after working with your crystals.)