Lazurite Afgan First class

Lazurite Afgan First class natural pigment.

Lapis lazuli is a relatively rare semi-precious stone that has been prized for its deep blue color since ancient times. It has been mined in Afghanistan for over 8000 years, and in Russia since the 19th century. 

Chemical formula: Na₆Ca₂(AlSiO₄)₆(SO₄,S,Cl)₂

Chemical description: Mineral. Sodalite group frame silicate.

Light-resistance: 8

Alkali resistance: 5

Lime Resistance: 5

Acid resistance: 5

Glazing

Color Index: PB 29

Suitability Acrylic, Fresco, Oil, Tempera, Watercolor / Gouache

Color: Blue

High covering ability.