Precious Gemstones

Semi Precious Gemstone in Bangalore– Alexandrite Alexandrite is one of the rarest of all colored gemstones available today. More specifically, it is an extremely rare color change variety of chrysoberyl (a cyclosilicate). Despite its name, chrysoberyl, which is an aluminate of beryllium, does not actually belong to the beryl mineral group, but rather, it is classified as its own independent mineral group. Typically, alexandrite exhibits an emerald-green color in daylight and raspberry-red under incandescent lighting. Alexandrite can also occur with yellowish and pink colors, and extremely rare specimens can exhibit chatoyancy (cat’s eye) effects when cut en cabochon. The color change ‘alexandrite effect’ is a result of the strong absorption of light in the yellow and blue portions of the color spectrum. Semi Precious Gemstone Shop in Bangalore – Diopside Diopside occurs in white to light green, darker green, gray or greenish black, reddish brown and yellow-brown. The ene