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Dana's classification [1] [2] is a mineral classification developed by James Dwight Dana. It is based on the chemical composition and structure of minerals. It is mainly used in English-speaking countries, especially in the United States. The mineral classification used by the International Mineralogical Association is the Nickel-Strunz ...
Phosphate minerals contain the phosphate, PO 4 3−, anion. In standard mineral classification systems (in both the Dana and Strunz systems) the phosphate class includes the arsenates, vanadates and the polyvanadates. Strunz includes the vanadates(V, VI) in the oxides class
Danalite is an iron beryllium silicate sulfide mineral with formula: Fe 2+ 4 Be 3 (SiO 4) 3 S. . It is a rare mineral which occurs in granites, tin bearing pegmatites, contact metamorphic skarns, gneisses and in hydrothermal deposits.
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Kautilya mentioned four Upayas - Sama, Dana or Dama, Danda and Bheda as ways to solve state politics to avoid conflicts and war situations (Arthashastra 2.10.47). [5] This phrase is also commonly used when you need to find a solution to a problem anyhow. Sāma, the first step, means conciliation or alliances.
Browne & Nichols School (B&N) was founded in 1883 by George Henry Browne, a 25-year-old Harvard graduate who, having embarked on a career as a teacher of Latin and English literature, attracted the attention of his former professors Francis J. Child and Charles Eliot Norton. Seeking an alternative to the Cambridge public schools, Child and ...
This example demonstrates: In the English language statement 'New York has the postal abbreviation NY' , 'New York' would be the subject, 'has the postal abbreviation' the predicate and 'NY' the object. Encoded as an RDF triple, the subject and predicate would have to be resources named by URIs. The object could be a resource or literal element.