Uranium - Wikipedia
When refined, uranium is a silvery white, weakly radioactive metal.It has a Mohs hardness of 6, sufficient to scratch glass and approximately equal to that of titanium, rhodium, manganese and niobium.
Peer Reviewed Journal - IJERA
International Journal of Engineering Research and Applications (IJERA) is an open access online peer reviewed international journal that publishes research ..
Vanadium - Wikipedia
History. Vanadium was discovered by Andrés Manuel del Río, a Spanish-Mexican mineralogist, in 1801.Del Río extracted the element from a sample of Mexican "brown lead" ore, later named vanadinite.
Contents
Vol.7, No.3, May, 2004. Mathematical and Natural Sciences. Study on Bilinear Scheme and Application to Three-dimensional Convective Equation (Itaru …
The Quartz Page: Literature
Books Quartz and Silica Clifford Frondel The System of Mineralogy of J.D. Dana. III. Silica Minerals John Wiley, New York and London, …
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