Related knowledge:

Correct pronunciation of H I y， O sh，

The main components of aqueous 1-2%， the chemical composition of SiO2 (H2O).

The six hexagonal crystal system

The melting point of 1713 DEG C

Hardness of 5.5

The proportion of the 2.35

The refractive index 1.48-1.51

Origin: Mexico

Obsidian extreme exorcise evil spirits， can strong defuse negative energy， is now for Buddha practices Busch best gem. Obsidian can helpdischarge disease gas， foul smell of the body， relieve discomfort， for the body and personal fortune on a great help to ward off evil spirits， fierce，put in the Home Furnishing， a town house for help sleep， easy to fall asleep.

Obsidian can prevent the villain， disease gas， oil and gas， these negativeenergy to own bury the body evil Hua Sha， is a very good amulet， bad luckcan transport people wearing.

Obsidian strongest absorption of negative energy， there is evil， cleaningthe body mixed gas effect. Bring a person healthy， happy， normal life，"KINGBOX Samurai" reputation. Strong and powerful energy， can be used as a talisman， and more overcast and the need to place the night work， wearable contamination avoidance of negative energy.