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Breccia
Breccia

Anthracite
Anthracite



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Breccia
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Anthracite
1 Definition
1.1 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
1.2 History
1.2.1 Origin
England
Pennsylvania, U.S.
1.2.2 Discoverer
Unknown
Unknown
1.3 Etymology
From Italian, literally gravel, Germanic origin and related to break
From Greek anthrakites, from anthrax, anthrak meaning coal
1.4 Class
Sedimentary Rocks
Metamorphic Rocks
1.4.1 Sub-Class
Durable Rock, Hard Rock
Durable Rock, Soft Rock
1.5 Family
1.5.1 Group
Not Applicable
Not Applicable
1.6 Other Categories
Coarse Grained Rock, Medium Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock