Learning Geology

                                               Image Source:  pixabay.com Looking out over a field of crops, it can be hard to determine exa...

  A  “thin section”  of rock is a sample that is mounted to a microscope slide and cut so thin that you can see light through it. The proc...

Siccar Point   is world-famous as the most important  unconformity  described by  J ames Hutton  (1726-1797) in support of his world-chan...

Diamonds  are a rare occurrence on the surface of the planet because it takes extremely hot and high pressure conditions to create them. Ph...

Studying Rock  Outcrop Observations  The study of rocks begins by examining a rock in an outcrop. If the outcrop is big enough, such a...

The Basis of Rock Classification  Examples of three major rock groups. Beginning in the 18th century, geologists struggled to develop ...