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Gibbsit Gibbsia Gibbsia carstenszensis Gibbsia insignisTài liệu tham khảo
WikiPedia: Gibbsit http://www.galleries.com/minerals/oxides/gibbsite/... http://webmineral.com/data/Gibbsite.shtml http://www.webmineral.com/data/Gibbsite.shtml http://rruff.geo.arizona.edu/doclib/hom/gibbsite.p... http://www.mindat.org/min-1689.html