Compare Minerals

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

Mineral A

Mineral B

Euxenite-(Y)

Name

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(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)₂O₆

Formula

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Mineral Species

Entry type

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Oxides & Hydroxides

Chemical class

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Orthorhombic

Crystal system

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5.5–6.5

Mohs hardness

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5.3–5.9

Specific gravity

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Yellowish, grayish, or reddish brown

Streak

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Brilliant submetallic, waxy to resinous on fractures

Luster

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Cleavage

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Pbcn

Space group

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Columbite

Structural group

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Eux-Y · Approved

IMA

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1840

Named in

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Black, brownish black, greenish black; brown to yellow-brown in transmitted light

Typical colors

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Y · Ca · Ce · U · Th · Nb · Ta · Ti · O

Elements

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