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Dundasite is a rare lead aluminum carbonate mineral. It is an orthorhombic-dipyramidal mineral containing aluminum. It is an orthorhombic-dipyramidal mineral containing aluminum, carbon, hydrogen, lead,…

Internal sources of recruitment involve motivating the employees of the organization to apply for the openings within the organization. It refers to recruiting employees from…

Dumortierite is a fibrous variably colored aluminum boro-silicate mineral, Al7BO3(SiO)3O3. It is a fibrous aluminum boro-silicate mineral that occurs in various colors. It is a…

Duftite is a relatively common arsenate mineral with the formula CuPb(AsO4)(OH), related to conichalcite. The color of duftite gives it its great note of distinction.…

Drysdallite is a rare molybdenum selenium sulfide mineral with formula Mo(Se, S)2. It is a rare, opaque molybdenum selenium sulfide mineral. It crystallizes in the…

Internal Sources of Recruitment Internal sources of recruitment involve motivating the employees of the organization to apply for the openings within the organization. It refers…

Donnayite-(Y) is a rare-earth carbonate mineral containing the rare-earth metal yttrium. It was first discovered in 1978 at Mont St-Hilaire, Quebec. It can be found…

Domeykite is a copper arsenide mineral, Cu3As. It is a semi-metal alloy of copper and arsenic. It crystallizes in the isometric system, although crystals are…

Dolomite is an anhydrous carbonate mineral composed of calcium magnesium carbonate, ideally CaMg(CO3)2. It is a common rock-forming mineral. It is rarely found in modern…

The definitions of a plane curve like circle, parabola, ellipse etc. are based on the concept of the locus. For example, the locus of points…

Dollaseite-(Ce) is an epidote found in metamorphosed limes times and is very rare. It is a sorosilicate end-member epidote mineral and was discovered by Gajer…

Dmitryivanovite is a natural mineral composed of calcium, aluminum, and oxygen, with the molecular formula CaAl2O4. It was reported in 2009 in a calcium-aluminum-rich inclusion…