2.3" Citrine Crystal Sphere Polished Natural Decor Ball Mineral Quartz Stone Sphere You will receive exactly this Citrine Sphere - 58mm / 2 5/16 Inches Diameter; 275g / 9.7 oz (see photo, stand and LED Base NOT included)! Citrine is the yellow to brownish-red variety of the mineral Quartz. It is a widely used as a gemstone, and after Amethyst it is the most popular Quartz gem. Natural Citrine, which is rare, is yellow to orange-yellow. Natural light yellow Citrine is often called "Lemon Quartz" on the gemstone market. Sometimes Citrine has a "smoky" hue to it, and can be borderline between Citrine and Smoky Quartz, with either definition being correct. Chemical Formula: SiO2; Composition: Silicon dioxide; Hardness: 7; Color Yellow, yellow-brown, orange, dark orange-brown, reddish-brown; Its name comes from the French for lemon, citron, though citrine tends to be more golden than lemon yellow. Since quartz is an abundant mineral, the gem-quality specimens typically have a very attractive luster and excellent clarity. (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.)