Definition
Marl is an unconsolidated sedimentary rock consisting of clay and lime
Latite is an igneous, volcanic rock, with aphanitic-aphyric to aphyric-porphyritic texture
History
Origin
-
Italy
Discoverer
William Smith
Unknown
Etymology
From Old French marle, from Late Latin marglia
From the Latin word latium
Class
Sedimentary Rocks
Igneous Rocks
Sub-Class
Durable Rock, Soft Rock
Durable Rock, Medium Hardness Rock
Family
Group
-
Volcanic
Other Categories
Fine Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock