natural mineral material
21Mineral CSA (brand) — Mineral CSA is a finely ground calcium silicate feedstock produced by the U.S. based company Harsco Minerals, which provides a solution for correcting acidic conditions and managing toxic metals associated with acid mine drainage (AMD). Mineral… …
22Mineral resource classification — is the classification of mineral deposits based on their geologic certainty and economic value. A McKelvey diagram showing the relationship of mineral resource classifications to economics and geologic certainty.[1] Mineral deposits can be… …
23Natural resource economics — Economics …
24Mineral industry of Russia — Russia is one of the world’s leading mineral producing countries and accounts for a large percentage of the CIS’s production of a range of mineral products, including metals, industrial minerals, and mineral fuels. In 2005, Russia ranked among… …
25Material properties of diamond — This article addresses the material properties of diamond. For a broader discussion of diamonds, see diamond. For other uses of the word diamond, see diamond (disambiguation). Diamond An octahedral diamond crystal in matrix Gener …
26Material particulado — Este artículo o sección sobre ciencia necesita ser wikificado con un formato acorde a las convenciones de estilo. Por favor, edítalo para que las cumpla. Mientras tanto, no elimines este aviso puesto el 5 de abril de 2010. También puedes ayudar… …
27Natural History (Pliny) — Naturalis Historia, 1669 edition, title page. The title at the top reads: Volume I of the Natural History of Gaius Plinius Secundus. The Natural History (Latin: Naturalis Historia) is an encyclopedia published circa AD 77–79 by Pliny the… …
28mineral processing — or ore dressing Mechanical treatment of crude ores to separate the valuable minerals. Mineral processing was at first applied only to ores of precious metals but later came to be used to recover other metals and nonmetallic minerals. It is also… …
29Natural scientific research in Canada — This article outlines the history of natural scientific research in Canada, including mathematics, physics, astronomy, space science, geology, oceanography, chemistry, biology, medical research and psychology. The social sciences are not treated… …
30Natural fiber — Fibers or fibres (see spelling differences) are a class of hair like materials that are continuous filaments or are in discrete elongated pieces, similar to pieces of thread. They can be spun into filaments, thread, or rope. They can be used as a …
