Natural pigment- Vivianite

Iron ore, sometime name “ blue erth”


Color: dark blue

Chemical description: Iron phosphate. Chemical formula: Fe² (PO) 8HO

Light resistance: 8

Alkali resistance: 3

Lime Resistance: 3

Acid resistance: 1

Form: powder

Coverage: high

Used for techniques: acrylic, tempera, watercolor, gouache

The pigment was made by crushing and grinding. There may be insight uncrushed mineral in the package.

Pigments may contain harmful substances, so remember about safety rules.

Safety rules

- use eye and hand protection,

- cover the respiratory tract, do not eat,

- keep away from children,

- wash your eyes in case the pigment gets into your eyes


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