Definition
Breccia is a rock consisting of angular fragments of stones which are cemented by finer calcareous material
Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals
History
Origin
England
-
Discoverer
Unknown
R. J. Hauy
Etymology
From Italian, literally gravel, Germanic origin and related to break
From Greek pegma, pegmat which means- thing joined together + -ite
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