Etymology of Chalk and Variolite
Along with Chalk and Variolite definition, know more about the etymology of Chalk and Variolite. Etymology of Chalk and Variolite gives information about origin and formation of a particular rock. Know more about Formation of Chalk and Formation of Variolite. The etymology of Chalk is From old English cealc chalk, lime, plaster; pebble, from Greek khalix small pebble, in English transferred to the opaque, white, soft limestone while that of Variolite is From old English cealc chalk, lime, plaster; pebble, from Greek khalix small pebble, in English transferred to the opaque, white, soft limestone. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Chalk belongs to Sedimentary Rocks while Variolite belongs to Igneous Rocks. The sub-class, group and other categories of Chalk and Variolite are listed below.
For Chalk,
- Sub-class: Durable Rock and Soft Rock
- Group: Not applicable
- Other Categories: Fine grained rock and Opaque rock
For Variolite,
- Sub-class: Durable Rock and Hard Rock
- Group: Volcanic
- Other Categories: Opaque rock