Provenance (geology) Provenance (geology) Provenance in geology, is the reconstruction of the origin of sediments. The Earth is a dynamic planet, and all rocks are subject to transition between the three main rock types: sedimentary, metamorphic, and igneous rocks (the rock cycle). Rocks exposed to the surface are sooner or later broken down into sediments. Sediments are expected to be able to provide evidence of the erosion history of their parent source rocks. The purpose of provenance study is to restore the tectonic, paleo-geographic and paleo-climatic history. In the modern geological lexicon, "sediment provenance" specifically refers to the application of compositional analyses
Richard Clifton-Dey 1987). He has also worked in other genres including non-fiction pop-up books for children including: Richard Clifton-Dey Richard Clifton-Dey (29 May 1930 – 5 April 1997) was a British artist. Born in Yorkshire, today he is a highly collectible artist known mostly for Western and science fiction subjects. As in many cases of artwork produced for book covers, most of Clifton-Dey's artwork is not signed. Provenance for all works not signed by the artist is attested by his widow. His most famous work of art may be "Behemoth's World". He started painting in the 1960s and was one of the