Questionable mineral

Properties

Chemical formula

Ca₁₀Mg₄Al₂Si₁₁O₃₉·4H₂O or near

Group

Oxides

Crystal system

—

Hardness (Mohs)

—

Color

—

Luster

—

Streak

—

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

—

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

9.HA.70

Dana classification

78.7.6.1

IMA status

Questionable (Q)

IMA symbol

Jn

Locality

🇺🇸 Iron Hill

Type locality

—

Discovery year

—

Source: Wikidata