Definition
Jasperoid is a rare, peculiar type of metasomatic alteration of rocks
Marl is an unconsolidated sedimentary rock consisting of clay and lime
History
Origin
USA
-
Discoverer
Unknown
William Smith
Etymology
From silica, the main mineral content of Jasperoid
From Old French marle, from Late Latin marglia
Class
Sedimentary Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Soft Rock
Family
Group
-
-
Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock