Geographic MineralsHåleniusite-(La) Håleniusite-(La), (La, Ce)OF is a yellow isometric mineral. It has a dull, earthy luster. It was discovered in 1986 at Bastnäs mines, Riddarhyttan, Skinnskatteberg, Västmanland,…
Geographic MineralsHaiweeite: Properties and Occurrences Haiweeite is a mineral of uranium and has the chemical formula: Ca[(UO2)2Si2O12(OH)2]· 3(H2O). It is an orthorhombic-dipyramidal mineral containing calcium, hydrogen, oxygen, silicon, and uranium.…
Geographic MineralsHaidingerite Haidingerite is a calcium arsenate mineral with formula Ca(AsO3OH)·H2O. It is a mineral consisting of white hydrous calcium arsenate. It was originally discovered in 1827…
Geographic MineralsHaggertyite: Properties and Occurrences Haggertyite is a rare barium, iron, magnesium, titanate mineral: Ba(Fe2+6Ti5Mg)O19 first described in 1996 from the Crater of Diamonds State Park near Murfreesboro in Pike…
Geographic MineralsHagendorfite Hagendorfite is an iron phosphate mineral with the chemical formula of (Na, Ca)MnFe2(PO4)3 and is named after where the mineral was discovered, Hagendorf-Süd, Bavaria, Germany.…
Human Resource ManagementConcept of Job Analysis Concept of Job Analysis Job analysis is understood as the analysis of job-related activities in the organization. It is a process to identify and determine…
Geographic MineralsGarnierite: Properties and Occurrences Garnierite is a general name for a green nickel ore which is found in pockets and veins within weathered and serpentinized ultramafic rocks. It is…
Geographic MineralsHafnon: Properties and Occurrences Hafnon is a hafnium nesosilicate mineral, chemical formula (Hf, Zr)SiO4 or (Hf, Zr, Th, U, Y)SiO4. It is a mineral of hafnium silicate ore, produced…
MathematicCommutative Property of Multiplication of Two Complex Numbers A complex number is a number of the form a + bi, where ‘a’ and ‘b’ are real numbers and ‘I’ is an indeterminate satisfying…
Geographic MineralsGypsum: Properties and Occurrences Gypsum is a soft sulfate mineral composed of calcium sulfate dihydrate, with the chemical formula CaSO4·2H2O. It is a soft white or grey mineral consisting…
Geographic MineralsGwihabaite: Properties and Occurrences Gwihabaite is a rare ammonium potassium nitrate mineral (NH4, K)(NO3). It is a rare ammonium potassium nitrate mineral, orthorhombic in form and colorless with a…
Geographic MineralsGuyanaite: Properties and Occurrences Guyanaite (CrOOH) is a chromium oxide mineral that forms as an intergrowth with other chromium oxide minerals known as bracewellite (CrOOH) and grimaldiite (CrOOH) as…