What does CIR stand for?
CIR stands for "Classification of Igneous Rocks"
How to abbreviate "Classification of Igneous Rocks"?
"Classification of Igneous Rocks" can be abbreviated as CIR
What is the meaning of CIR abbreviation?
The meaning of CIR abbreviation is "Classification of Igneous Rocks"
What does CIR mean?
CIR as abbreviation means "Classification of Igneous Rocks"
