Morganite
Morganite is part of the Beryl mineral family. It is known for the pink to peach coloring and the transparency of the gemstone. It is found in granitic pegmatites and the colorization is due to the presence of trace amounts of manganese.
Chemistry: Beryllium aluminum silicate ♦ Class: variety of the beryl group ♦ Color: pink to peachy-pink ♦ Luster: Vitreous ♦ Transparency: Transparent ♦ Crystal system: hexagonal ♦ Moh's hardness: 7.5-8 ♦ Localities: Brazil, Afghanistan, Madagascar, Mozambique, USA.