What does OPM stand for?
OPM stands for "Ore Petrography and Mineralogy"
How to abbreviate "Ore Petrography and Mineralogy"?
"Ore Petrography and Mineralogy" can be abbreviated as OPM
What is the meaning of OPM abbreviation?
The meaning of OPM abbreviation is "Ore Petrography and Mineralogy"
What does OPM mean?
OPM as abbreviation means "Ore Petrography and Mineralogy"
