Disadvantages of External Recruitment
External sources refer to recruiting employees from outside the organization. The External Sources of Recruitment mean hiring people from outside the organization. In other words,…
Geographic Minerals
Esperite: Properties and Occurrences
Esperite is a rare complex calcium lead-zinc silicate [PbCa3Zn4(SiO4)4] related to beryllonite and trimerite that used to be called calcium larsenite. It is one of…
Eskolaite: Properties and Occurrences
Eskolaite is an uncommon chromium oxide mineral (chromium(III) oxide Cr2O3). It is a somewhat rare chromium oxide in the Hematite group. It is a trigonal-hexagonal…
Erythrite: Properties and Occurrences
Erythrite or red cobalt is a secondary hydrated cobalt arsenate mineral with the formula [Co3(AsO4)2·8H2O]. is a wonderful mineral for people who like striking, unusual…
Erionite: Properties and Occurrences
Erionite is a naturally occurring fibrous mineral that belongs to a group of minerals called zeolites. It is one of the rarer zeolites, a popular…
Ericssonite
Ericssonite has a general formula of BaMn2FeO[Si2O7](OH). It is a monoclinic-prismatic reddish black mineral containing barium, hydrogen, iron, manganese, oxygen, and silicon. It is usually…
Epsomite: Properties and Occurrences
Epsomite is a hydrous magnesium sulfate mineral with formula MgSO4·7H2O. It was first systematically described in 1806 for an occurrence near Epsom, Surrey, England, after…
Epidote: Properties and Occurrences
Epidote is a calcium aluminum iron sorosilicate mineral. The color is green, grey, brown or nearly black, but usually a characteristic shade of yellowish-green or…
Ephesite: Properties and Occurrence
Ephesite is a rare member of the mica silicate mineral group, phyllosilicate. It is a monoclinic-prismatic mineral containing aluminum, hydrogen, lithium, oxygen, silicon, and sodium.…
Eosphorite: Properties and Occuurrence
Eosphorite is a brown (occasionally pink) manganese hydrous phosphate mineral with chemical formula: MnAl(PO4)(OH)2·H2O. It is used as a gemstone. It is an orthorhombic-dipyramidal mineral…
Enstatite: Properties and Occurrences
Enstatite is a mineral; the magnesium endmember of the pyroxene silicate mineral series enstatite (MgSiO3) – ferrosilite (FeSiO3). It is a translucent crystalline mineral that…
Enargite: Properties and Occurrences
Enargite is a copper arsenic sulfosalt mineral with formula: Cu3AsS4. It is a dark grey mineral consisting of a sulfide of copper and arsenic. It…
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