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Put any two minerals side by side — formula, structure, hardness, density and more. Type to search each slot.

VS
V
Name
—
K₂   ₂Na(Fe²⁺₅Fe³⁺₄Mn₇   )Nb₃Ti(Si₂O₇)₂(Si₈O₂₂)₂O₆(OH)₁₀(H₂O)₃
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Triclinic
Crystal system
—
—
Mohs hardness
—
3.046
Specific gravity
—
Very pale brown
Streak
—
Vitreous
Luster
—
Perfect on {001}
Cleavage
—
P-1
Space group
—
—
Structural group
—
Veb · Approved
IMA
—
2010
Named in
—
Red-brown
Typical colors
—
K · Na · Fe · Mn · Nb · Ti · Si · O · H
Elements
—