Definition
Breccia is a rock consisting of angular fragments of stones which are cemented by finer calcareous material
Diatomite is a fine-grained sedimentary rock which is formed from consolidated diatomaceous earth
History
Origin
England
Germany
Discoverer
Unknown
Unknown
Etymology
From Italian, literally gravel, Germanic origin and related to break
From diatom + -ite1
Class
Sedimentary Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Soft Rock
Family
Group
-
-
Other Categories
Coarse Grained Rock, Medium Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock