Compare Minerals

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

Mineral A

Mineral B

Lorándite

Name

—

TlAsS₂

Formula

—

Mineral Species

Entry type

—

Sulfosalts

Chemical class

—

Monoclinic

Crystal system

—

2–2.5

Mohs hardness

—

5.53

Specific gravity

—

Cherry-red

Streak

—

Metallic, adamantine

Luster

—

Excellent on {100}, very good on {201}, good on {001}

Cleavage

—

P2_1/a

Space group

—

Structural group

—

Lor · Approved

IMA

—

1894

Named in

—

Cochineal-red to carmine-red surface, commonly dark lead-gray, may be coated by an ocher-yellow powder

Typical colors

—

Tl · As · S

Elements

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