calcine

Thermally decompose minerals

To calcine is to heat a substance to high temperature without melting it, typically to drive off volatile components or cause chemical decomposition.

The process transforms limestone into quickite, ore into extractable metal, or clay intoiteite for ceramics: Theite was calcined at 900 degrees.

The term appears mainly in chemistry, metallurgy, and materials science.

thermal-decomposition

kiln

Oven for hardening clay

clinker · dehydration · endothermic · thermal · decomposition · solid-state · thermochemistry · pyrolysis · heating · high-temperature

materials

limestone

Carbonate sedimentary rock

anhydrite · magnesia · alumina · bauxite · chalk · marble · kaolin

metallurgy

smelting

Extracting metal from ore

  • fluxContinuous change or flow
  • slagIndustrial metalworking byproduct
  • refractoryResistant to heat/control

concentrate · assaying · crucible

purification

refine

Remove impurities from

alchemy

transmutation

Complete change of form

mortification · reduction · conjunction

Opposites
thermal transformation process

calcinehydrate

Infuse with water

melt · cool · liquefy · quench · freeze

material composition change

calcinehydrate

Infuse with water

combine · synthesize

Phrases
Family

calcium, calcite, calcination, decalcify, calcined, calcining, decalcification, decalcified

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