Mineral Name

Garnet

Chemical Formula

X3Y2(SiO4)3

Creator

Preview

Color

occurs in all colors, most commonly red, borwn, yellow, white, green, black

Class

Article

Luster

vitreous to resinous

Diaphaneity

transparent to translucent

Hardness

6.5-7.5

Cleavage

indistinct

Fracture

conchoidal to uneven

Density

3.5-4.3

Crystal Shape

common form is dodecahedron and trapezohedron

Crystal System

Isometric

Comments

X most often represents Ca, Fe2+, Mn, or Mg; Y most often represents Al, Cr, or Fe3+

Streaming Media