Friday, May 29, 2009

Hernias More Condition_treatment

The Rubi


Ruby

Ruby crystal before being pulido.Tiene a length of 2 cm. General

Category
id

Color Red, can be brownish or pink after polishing.
Structure
Hexagonal
Mohs Scale
9
Ruby is a
mineral , -quality gem , reddish. It owes its color to metals iron and chrome that is associated with this variety of corundum ( Aluminium oxide Al2O3). His name "ruber", meaning "red" in Latin.

belongs to the family of Corundum next to sapphire , the only difference between the two gems a naming convention. His name is ruby \u200b\u200bred and corundums sapphire all other colors, including pink.