pneumatolytic


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Related to pneumatolytic: pneumatolytic stage

pneumatolytic

[¦nü·məd·ō¦lid·ik]
(geology)
Formed by gaseous agents.
References in periodicals archive ?
In some ways, the current models resurrect the pneumatolytic hypotheses developed by metallogenists in the 1960s (e.g.
Yet another group of minerals, many of them unusual halides, were formed by pneumatolytic processes wherein the enormous quantities of gases vented by the volcano acted as carriers of otherwise non-volatile elements and/or as reactants in formation of the minerals.
They are formed by the reaction of pneumatolytic vapors carrying fluorine and silica with calcium-containing carbonates.