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
PROCESSIONS (artwork) works commissioned by the British government's 14-18 NOW project to mark the events of World War I in the United Kingdom. Marches took place in Belfast, Cardiff, Edinburgh and London. The piece was produced by Artichoke. PROCESSIONS (artwork) PROCESSIONS was a mass participation artwork that took place in several British cities on 10 June 2018. The piece consisted of women and girls marching in cities and "forming a living portrait of women in the 21st century and a visual expression of equality, strength and cultural representation". Many men joined women in the subsequent marches. One hundred textile banners created by