Compare Minerals

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

Mineral A

Mineral B

Bobmeyerite

Name

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Pb₄(Al₃Cu)(Si₄O₁₂)(S₀.₅Si₀.₅O₄)(OH)₇Cl(H₂O)₃

Formula

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Mineral Species

Entry type

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Silicates

Chemical class

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Orthorhombic

Crystal system

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Mohs hardness

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4.381

Specific gravity

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White

Streak

—

Vitreous

Luster

—

None

Cleavage

—

Pnnm

Space group

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Cerchiaraite

Structural group

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Bmy · Approved

IMA

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2012

Named in

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Colorless to white or cream-colored

Typical colors

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Pb · Al · Cu · Si · O · S · H · Cl

Elements

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