1 Definition
1.1 Definition
Kenyte is a variety of porphyritic phonolite or trachyte rock with rhomb shaped phenocrysts of anorthoclase with variable olivine and augite in a glassy matrix
Ignimbrite is a volcanic rock consisting mainly of pumice fragments, formed by the consolidation of material deposited by pyroclastic flows
1.2 History
1.2.1 Origin
1.2.2 Discoverer
J. W. Gregory
Patrick Marshall
1.3 Etymology
From the mountain ranges- Mount Kenya and is named by J. W. Gregory in 1900
From Latin ignis fire + imber, imbr- shower of rain, storm cloud + -ite
1.4 Class
Igneous 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