Calcium Carbonate, Chalk, Calcite, Limestone, Aragonite, Chalk, Gesso, 471-34-1

Calcium Carbonate, Chalk, Calcite, Limestone, Aragonite, Chalk, Gesso, 471-34-1

Physical and Chemical Properties

• Chemical Formula: CaCO₃

• CAS No: 471-34-1

• Density: 2.711 g/cm³

• Melting Point: 1,339°C

• Color: White

• Texture: Porous, soft

Uses

• Education: Used for writing and drawing on blackboards.

• Agriculture: Helps to balance soil pH.

• Kitchen: Absorbs grease stains.

• Art: Used by artists in various colors.

• Construction: Utilized as a building material.

• Food: Acts as a whitening agent in some toothpastes and food products.

Other Names

• Calcite

• Limestone

• Aragonite

Common Names

• Chalk (English)

• Gesso (Italian)

Chalk (calcium carbonate) is a versatile substance with various applications across different industries.