Petrogenic
adj
adj ·Rare ·Advanced level
Definitions
Adjective
- 1 Of or pertaining to the formation of rock. not-comparable
"Silica and alumina are distinctly the most abundant and characteristic petrogenic constituents, and with them are most frequently associated those elements toward the extreme petrogenic end of the periodic table, especially potassium, sodium, and calcium in the order named; and these elements are associated with each other."
- 2 Produced by the incomplete combustion of petroleum not-comparable
Example
More examples"Silica and alumina are distinctly the most abundant and characteristic petrogenic constituents, and with them are most frequently associated those elements toward the extreme petrogenic end of the periodic table, especially potassium, sodium, and calcium in the order named; and these elements are associated with each other."
Etymology
From petro- + -genic.