kaersutite
kaersutite A member of the alkali amphiboles with the composition (Na,K)Ca2(Mg,Fe)4Ti[Si6Al2O22](OH)2 in a group which includes katophorite Na(Na,Ca)(Mg,Fe2+)4Fe3+[Si7Al2O22](OH)2 and oxyhornblende NaCa2(Mg,Fe,Fe3+,Al,Ti)5 [Si6Al2O22](OH,O)2; sp.gr. 3.2–3.5; hardness 5.0–6.0; small euhedral crystals; dark brown to black; this rare group of amphiboles occurs in intermediate alkali igneous rocks.
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Biotite , biotite
biotite An important rock-forming silicate mineral; a member of the mica group K2(Mg,Fe)6[Si3AlO10]2(OH,F)4, in which the Mg/Fe ratio is less… Glossitis , glos·si·tis / gläˈsītis; glô-/ • n. Med. inflammation of the tongue.
glossitis Inflammation of the tongue; may be one of the signs of riboflavin defi… thyrotrophin-releasing hormone , ti / tē/ • n. (in solmization) the seventh note of a major scale. ∎ the note B in the fixed-do system.
Ti (Chin.). Lord, God, especially in China as… Cancrinites , haüyne A feldspathoid and member of the sodalite group of minerals, formula (Na,Ca)4–8(Al6Si6O24)(SO4,S)1–2; sp. gr. 2.5; hardness 5.5; greyish-white… Iritis , iritis (I-ry-tis) n. inflammation of the iris. See uveitis. snotty , snotty •almighty, Aphrodite, Blighty, flighty, mighty, nightie, whitey •ninety • feisty •dotty, grotty, hottie, knotty, Lanzarote, Lottie, Pavarotti,…
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kaersutite