Blue oxide powder is a pigment commonly used in various industries for coloring purposes. It is typically composed of cobalt-based compounds, such as cobalt(II) oxide, which provides its vibrant blue color. Here are some key details:

Composition: Often made from cobalt(II) oxide or copper carbonate.

Applications: Used in ceramics, paints, coatings, plastics, and glassmaking to achieve blue shades.

Properties:
1. Heat and light-resistant.
2. Stable in a variety of environments.
3. Non-toxic and environmentally safe.

Production: Created through the oxidation of cobalt compounds, often in a kiln or furnace.

Appearance: Fine, powdery texture with a bright to deep blue hue.

It’s popular for both artistic and industrial purposes, offering durable and vibrant color in products.