cobalt bloom meaning

Noun: cobalt bloom  kowbolt bloom

1. A reddish mineral consisting of hydrated cobalt arsenate in monoclinic crystalline form and used in colouring glass; usually found in veins bearing cobalt and arsenic
   - erythrite

Derived forms: cobalt blooms

Type of: mineral

Encyclopedia: Cobalt bloom

Examples

1. The color is crimson to pink and occurs as a secondary coating known as " cobalt bloom " on cobalt arsenide minerals.