- a mineral, strontium carbonate, SrCO3, occurring in radiating, fibrous, or granular aggregates and crystals, varying from white to yellow and pale green: a minor ore of strontium.
- a white, lightly coloured, or colourless mineral consisting of strontium carbonate in orthorhombic crystalline form: it is a source of strontium compounds. Formula: SrCO 3
