Sword in the Stone
 Tourmaline in Morganite

Morganite A pink gem variety of Beryl. 

Formula: Be3Al2(Si6O18)
System: Hexagonal
Lustre: Vitreous, Sub-Vitreous, Waxy, Greasy
Hardness: 7½ - 8

Tourmaline is a crystalline boron silicate mineral compounded with elements such as aluminium, iron, magnesium, sodium, lithium, or potassium. Tourmaline is classified as a semi-precious stone and the gemstone comes in a wide variety of colors.

System: Trigonal
Hardness: 7

From: Pederneira claim, São José da Safira, Doce valley, Minas Gerais, Brazil
Photo credit: Joe Budd