Definition
Breccia is a rock consisting of angular fragments of stones which are cemented by finer calcareous material
Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster
History
Origin
England
Pennsylvania, U.S.
Discoverer
Unknown
Unknown
Etymology
From Italian, literally gravel, Germanic origin and related to break
From Greek anthrakites, from anthrax, anthrak meaning coal
Class
Sedimentary Rocks
Metamorphic Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Soft Rock
Family
Group
-
-
Other Categories
Coarse Grained Rock, Medium Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock