The general Chalk and Picrite definition can be stated as: Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers. On the other hand, Picrite is a variety of high-magnesium olivine basalt that is very rich in the mineral olivine. Along with definition of Chalk and Picrite, get to know about Properties of Chalk and Picrite. Get to know more information about Chalk and Picrite origin and discoverer, etymology and class.
The history of Chalk and Picrite gives information about where the rock was found and who was its discoverer. Almost each and every aspect of Earth's history is recorded in rocks be it the volcanoes which were erupted or the plants, animals and organisms which are now extinct, as rocks are present from millions of years.
Chalk and Picrite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Chalk and Picrite. In this section, you will know about Chalk and Picrite Origin and Discoverer. Origin of Chalk is Unknown whereas Origin of Picrite is Hawaii Islands. It is interesting to know the name of Chalk and Picrite discoverer. The discoverer of Chalk and Picrite are Unknown.
Along with Chalk and Picrite definition, know more about the etymology of Chalk and Picrite. Etymology of Chalk and Picrite gives information about origin and formation of a particular rock. Know more about Formation of Chalk and Formation of Picrite. 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 Picrite 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 Picrite belongs to Igneous Rocks. The sub-class, group and other categories of Chalk and Picrite are listed below.
For Chalk,
For Picrite,
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