Carbonate-sulfate mineral

Properties

Chemical formula

Na₂₅Ba(Y,Gd,Dy)₂(CO₃)₁₁(HCO₃)₄(SO₄)₂F₂Cl

Group

Carbonates

Crystal system

Hexagonal

Hardness (Mohs)

—

Color

—

Luster

—

Streak

—

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

P6₃/m

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

5.BF.25

Dana classification

17.1.14.1

IMA status

Approved mineral and/or valid name (A)

IMA symbol

Mev-Y

Locality

🇷🇺 Alluaiv Mountain

Type locality

—

Discovery year

—

Source: Wikidata