55mm Astrophyllite with Garnet Sphere Blue Flash Natural Polished Ball Quartz Crystal Mineral Stone - Russia + Plastic Stand (#2) You will receive exactly this Astrophyllite Sphere - 55mm / 2 3/16 Inches Diameter; 265g / 9.3 oz (see photo, stand included)! Formula: (K,Na)3(Fe,Mn)7Ti2Si8O24(O,OH)7; System: Triclinic; Hardness: 3: Color: usually golden yellow or yellowish brown, black with red (garnet), but also greenish brown specimens are found. Astrophyllite is a rare titanium mineral found in some unusual granites and syenites. It produces a variable luster that can be nearly metallic in one specimen to vitreous in another. Its name translated means star sheets and probably is in allusion to the intergrown starlike aggregates that it can form. Astrophyllite means Star Sheet and is probably named after the interwoven star shapes that this crystal sometimes forms. It is a dark coloured stone that often contains sparkling inclusions. (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.)