Compare Minerals
Put any two minerals side by side — formula, structure, hardness, density and more. Type to search each slot.
Name
—
Sr(Y,U,Mn)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH)₃₈
Formula
—
Mineral Species
Entry type
—
Oxides & Hydroxides
Chemical class
—
Hexagonal
Crystal system
—
2.5
Mohs hardness
—
5.42
Specific gravity
—
Pale blue
Streak
—
Adamantine, pearly on cleavages
Luster
—
{001}, perfect
Cleavage
—
R-3
Space group
—
Crichtonite
Structural group
—
Dss-Y · Approved
IMA
—
1994
Named in
—
Deep blue; pale blue in transmitted light
Typical colors
—
Sr · Y · U · Mn · Fe · Ti · Cr · V · O · H
Elements
—