Tuttle and Bowen studied in 1950 high temperature feldspars.

Yoder performed in 1952 the experimental demonstration of Clapeyron’s equation for the fusion of diopside under changes of pressure.

Krumbein and Garrels applied in 1952 Eh versus pH diagrams to the equilibrium of minerals in aqueous phase.

Rosenqvist published in 1954 his study of the thermodynamical behaviour of sulphurised systems.

Eugster performed in 1954 the first experimental determination of the partition coefficient of trace elements between a silicate mineral and its vapor.

Orville published in 1962 his work about the reciprocal transfer of alkaline in vapor phase according to temperature which accounts for the existence of potassic feldspar and albite porphyroblasts respectively at high and low temperature respectively.

Mc Callister determined experimentally in 1974 the exsolution rate in pyroxenes.

Seifert and Virgo correlated in 1975 the degree order / disorder in the anthophyllite at the speed of cooling.