Definition
Breccia is a rock consisting of angular fragments of stones which are cemented by finer calcareous material
Gabbro is an intrusive igneous rock which is chemically equivalent to plutonic Basalt
History
Origin
England
Germany
Discoverer
Unknown
Christian Leopold von Buch
Etymology
From Italian, literally gravel, Germanic origin and related to break
From Latin glaber bare, smooth, bald
Class
Sedimentary Rocks
Igneous Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Hard Rock
Family
Group
-
Plutonic
Other Categories
Coarse Grained Rock, Medium Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock