Both the lowering of the Earth's surface temperature and the evolution of many new types of animals could result from a decrease in atmospheric carbon dioxide and a rise in oxygen caused by the presence on land of lichen fungi and plants at this time, which our research suggests, Hedges says.
Baryte or barite (Ba S O 4) is a mineral consisting of barium sulfate.The baryte group consists of baryte, celestine, anglesite and anhydrite. Baryte is generally white or colorless, and is the main source of barium.Baryte and celestine form a solid solution (Ba,Sr)SO 4.aryte that is used as an aggregate in a heavy cement is crushed and screened to a uniform size. Most baryte is ground to a small, uniform size before it is used as a filler or extender, an addition to industrial products, in the production of barium chemicals or a weighting agent in petroleum well drilling mud.
Barium was first discovered in barite, also known as barium sulfate. This mineral attracted attention in the 17 th century, when it was found to radiate red light after heating.Image from Missouri Dept. of Natural Resources.he element was called barium because it was found in barite (barium sulfate) a mineral given its name because of its high density. The Greek âbarysâ means heavy. Bariumâs Periodic Table Neighborhood. Barium sits close to the bottom of the periodic tableâs Group 2.