Sentence examples for groups of rocks from inspiring English sources

This "strong genetic fingerprint" evidence suggests that the two groups of rocks were geographical neighbours 1.4 billion years ago.

Disciplines concerned with the physical-chemical makeup of the solid Earth, which include the study of minerals (mineralogy), the three main groups of rocks (igneous, sedimentary, and metamorphic petrology), the chemistry of rocks (geochemistry), the structures in rocks (structural geology), and the physical properties of rocks at the Earth's surface and in its interior (geophysics).

Oyawoye (1970) classified the Basement rocks into four groups while Rahaman (1976) recognized five major groups of rocks.

The earliest systematic geological work is that of Jones and Hockey (1964) in their report on the geology of southwestern Nigeria, where five groups of rocks were recognized.

Although it appears that EGS activities can be implemented in any of the three major groups of rocks on earth, most projects are developed in igneous rocks, following the original HDR concept.

Building stones have great appeal because of their color, general appearance, and the geologic stories they tell, but you should be forewarned that if your main goal is to locate fossiliferous material, you will find the other groups of rocks equally compelling to your students who will want to know about them too.

The welded tuff emplacement horizon consists of two groups of rock with distinct engineering properties: nonlithophysal and lithophysal units, based on the relative proportion of lithophysal cavities.

The welded tuff emplacement horizon consists of two groups of rock with distinct engineering properties: nonlithophysal units and lithophysal units, based on the relative proportion of lithophysal cavities.

To address these issues, several groups of rock borehole shear tests (RBSTs) were conducted on the black mudstone in the dam foundation of Xiangjiaba hydropower station in the second construction phase.

Worotnicki (1993) tested 200 groups of rock core, and its results showed that the degree of anisotropy existed in great difference between various types of rock.

For the teacher uninitiated in geology, it does not take long to learn the three basic groups of rock classified on the basis of origin.