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Hanksite: Properties and Occurrences

Hanksite: Properties and Occurrences

Hanksite is a sulfate mineral, distinguished as one of only a handful that contains both carbonate and sulfate ion groups. It has the chemical formula Na22K(SO4)9(CO3)2Cl. It is a hexagonal-dipyramidal mineral containing carbon, chlorine, oxygen, potassium, sodium, and sulfur. It is one of only a.....

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Hambergite: Properties and Occurrences

Hambergite: Properties and Occurrences

Hambergite (Be2BO3OH) is a beryllium borate mineral named after Swedish explorer and mineralogist Axel Hamberg (1863–1933). It is an orthorhombic-dipyramidal mineral containing beryllium, boron, hydrogen, and oxygen. The mineral occurs as white or colorless orthorhombic crystals. General Inform.....

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Halotrichite: Properties and Occurrences

Halotrichite: Properties and Occurrences

Halotrichite, also known as feather alum, is a highly hydrated sulfate of aluminum and iron. Its chemical formula is FeAl2(SO4)4·22H2O. It is a monoclinic-sphenoidal mineral containing aluminum, hydrogen, iron, oxygen, and sulfur. The term Halotrichite was derived from the Latin word halotrichum.....

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Halloysite: Properties and Occurrences

Halloysite: Properties and Occurrences

Halloysite is an aluminosilicate clay mineral with the empirical formula Al2Si2O5(OH)4. It is a monoclinic-domatic mineral containing aluminum, hydrogen, oxygen, and silicon. Its main constituents are aluminum (20.90%), silicon (21.76%) and hydrogen (1.56%). It was first described in 1826 and nam.....

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Halite: Properties and Occurrences

Halite: Properties and Occurrences

Halite commonly known as rock salt, is a type of salt, the mineral (natural) form of sodium chloride (NaCl). It is a naturally occurring crystalline sodium chloride. Its chemical name is sodium chloride, and a rock composed primarily of halite is known as “rock salt.” It was named aft.....

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Håleniusite-(La)

Håleniusite-(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, Sweden and named in honor of Ulf Hålenius, director of the mineralogy department at the Swedish Museum of Natural H.....

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Haiweeite: Properties and Occurrences

Haiweeite: 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. It was named after the Haiwee Reservoir, Inyo County, California, US, where it was first found. It .....

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Haidingerite

Haidingerite

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 in Jáchymov, Czech Republic. It is a rare mineral that forms from the dehydration of pharmacolite at one of its localities a.....

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Haggertyite: Properties and Occurrences

Haggertyite: 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 County, Arkansas. It is a rare hexagonal mineral, a barium iron magnesium titanate. It was named for geophysicist Stephen E. .....

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Hagendorfite

Hagendorfite

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. It is a monoclinic-prismatic greenish-black mineral containing calcium, iron, magnesium, manganese, oxygen, phosphorus,.....

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Concept of Job Analysis

Concept 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 in detail the particular job duties and requirements and the relative importance of these duties for a given job. Job analysis collects and a.....

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Garnierite: Properties and Occurrences

Garnierite: 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 a bright green amorphous mineral consisting of a hydrated silicate of nickel and magnesium. It forms by lateritic weathering of ultramafic rocks and o.....

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