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