ABSTRACT
Principles. gabbro — (geology) Any of a group of fine-to coarse-
grained, greenish-gray to black, plutonic, igneous rock containing pyroxene.
GABHS — See group A beta-hemolytic streptococcal skin disease.
Principles. gabbro — (geology) Any of a group of fine-to coarse-
grained, greenish-gray to black, plutonic, igneous rock containing pyroxene.
GABHS — See group A beta-hemolytic streptococcal skin disease.