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K-feldspar
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A potassium feldspar such as orthoclase, microcline, sanidine or adularia. Also referred to as potash feldspar.
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Kaersutite
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A monoclinic mineral, NaCa2 (Mg,Fe)4 Ti(Si6 Al (sub 2) )O22 (OH)2 ; amphibole group with Mg/(Mg+Fe)= 0.5 to 1.0; forms a series with ferrokaersutite; a typical constituent of alkaline volcanic rocks.
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Kahlerite
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A tetragonal mineral, Fe(UO2 )2 AsO4 )2 .10-12H2 O ; autunite group; forms lemon-yellow plates; at Carinthia, Austria.
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Kaliborite
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A monoclinic mineral, KHMg2 B12 O16 (OH)10 .4H 2 O ; formerly called heintzite, hintzeite, paternoite.
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Kalicinite
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A monoclinic mineral, KHCO3 ; colorless, white, or yellow. Also spelled kalicine; kalicite.
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Kalinite
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A possibly monoclinic mineral, KAl(SO4 )2 .11H2 O . Syn: potash alum
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Kaliophilite
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A hexagonal mineral, KAlSiO4 ; polymorphous with kalsilite, panunzite, and trikalsilite. Syn: facellite; phacellite
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Kalistrontite
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A trigonal mineral, K2 Sr(SO4 )2 ; occurs in prisms and plates with anhydrite and dolomite in a drill core from Alshtan, Bashkir, Russia
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Kalling’s Solution
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An etching reagent for developing the microstructure of chromium steels with more than 5% of chromium. It contains 5 g copper chloride, 100 mL hydrochloric acid, 100 mL alcohol, and 100 mL water.
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Kalsilite
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A hexagonal mineral, 2[KAlSiO4 ] ; polymorphous with kaliophilite, panunzite, and trikalsilite; forms a partial series toward nepheline; in groundmasses of potassium-rich, silica-poor lavas and as an alteration of blast furnace brick.
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