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lepidolite (ithia mica)
Lepidolite ni imyunyu ngugu ya lithium ikunze kugaragara kandi ni minerval ikomeye yo gukuramo lithium.Ni aluminiyose yibanze ya potasiyumu na lithium, ikaba ari minerval minika.Mubisanzwe, lepidolite ikorwa gusa muri granite pegmatite.Ibice nyamukuru bigize lepidolite ni kli1 5Al1.5 [alsi3o10] (F, oh) 2, irimo Li2O ya 1,23-5.90%, akenshi irimo rubidium, cesium, nibindi sisitemu ya Monoclinic.Ibara ni ibara ry'umuyugubwe n'umuhondo, kandi rirashobora kuba ryoroshye ritagira ibara, hamwe n'amasaro.Akenshi ni mubipimo byiza byegeranijwe, inkingi ngufi, urupapuro ruto hamwe cyangwa isahani nini.Gukomera ni 2-3, uburemere bwihariye ni 2.8-2.9, naho clavage yo hepfo iruzuye.Iyo bishonge, irashobora kubira ifuro ikabyara urumuri rutukura rwijimye.Kudashonga muri aside, ariko nyuma yo gushonga, irashobora kandi kwanduzwa na acide.
