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DIAGRAMME A.C.F [1 record]

Record 1 2003-07-22

English

Subject field(s)
  • Petrography
DEF

A triangular diagram showing the simplified compositional character of metamorphic rocks and minerals by plotting the ... molecular quantities of the three components: A = A2O3 - (Na2O + K2O); C=CaO - 3.3 P2O5; and F = FeO + MgO + MnO.A+C+F (in mols) are recalculated to 100% ...

French

Domaine(s)
  • Pétrographie
CONT

Pour les roches magmatiques, les roches métamorphiques, et leurs minéraux, on utilise communément : le diagramme ACF [...] le diagramme A'KF [...] le diagramme AFM [...]

Spanish

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