1 Definition
1.1 Definition
Claystone is a fine-grained, dark gray to pink sedimentary rock which mainly consists of compacted and hardened clay
Trachyandesite is an extrusive igneous rock.
1.2 History
1.2.1 Origin
1.2.2 Discoverer
1.3 Etymology
From English clay and stone as the rock contains more amount of clay
From French trachyandésite, trachy + andésite andesite, a lava intermediate in composition between trachyte and andesite
1.4 Class
Sedimentary Rocks
Igneous Rocks
1.4.1 Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock
1.5 Family
1.5.1 Group
1.6 Other Categories
Fine Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock