alumiann.

Brit.

/əˈl(j)uːmɪən/, U.S.

/əˈlumiən/

Origin: A borrowing from German. Etymon: German Alumian.

Etymology: < German Alumian (A. Breithaupt 1858, in Berg- u. hüttenmännische Zeitung 17 Feb. 53) < Alum- (in classical Latin alūmen alum n.¹) + -ian -ian suffix, after German Alumia, former alternative name for alumina.

Mineralogy. Now disused.

A white mineral originally thought to consist of aluminium sulphate and now identified with natroalunite.

ΘΚΠ

the world > the earth > minerals > types of mineral > sulphates > [noun] > sulphates of two plus elements > basic

alumian1858

svanbergite1866

roeblingite1897

natroalunite1902

natrojarosite1902

plumbojarosite1902

tsumebite1913

1858 Amer. Jrnl. Sci. 76 346 Alumian is an anhydrous sulphate of alumina.

1873 H. B. Nason & C. F. Chandler Elderhorst's Man. Qualitative Blow-pipe Anal. (ed. 6) 189 Alumian, Al²O³, SO³. Before the blow-pipe on coal, sulphur separates.

1912 L. P. Gratacap Pop. Guide Minerals 308 Alumian..bluish-white, microscopically crystallized.

1958 Mineral. Mag. 31 884 The composition of the mineral shows that alumian is in fact the sodium end-member of the alunite series, a mineral so far unrecorded.

This entry has been updated (OED Third Edition, September 2012; most recently modified version published online December 2021).

单词	alumian
释义	alumiann. Brit. /əˈl(j)uːmɪən/, U.S. /əˈlumiən/ Origin: A borrowing from German. Etymon: German Alumian. Etymology: < German Alumian (A. Breithaupt 1858, in Berg- u. hüttenmännische Zeitung 17 Feb. 53) < Alum- (in classical Latin alūmen alum n.¹) + -ian -ian suffix, after German Alumia, former alternative name for alumina. Mineralogy. Now disused. A white mineral originally thought to consist of aluminium sulphate and now identified with natroalunite. ΘΚΠ the world > the earth > minerals > types of mineral > sulphates > [noun] > sulphates of two plus elements > basic alumian1858 svanbergite1866 roeblingite1897 natroalunite1902 natrojarosite1902 plumbojarosite1902 tsumebite1913 1858 Amer. Jrnl. Sci. 76 346 Alumian is an anhydrous sulphate of alumina. 1873 H. B. Nason & C. F. Chandler Elderhorst's Man. Qualitative Blow-pipe Anal. (ed. 6) 189 Alumian, Al²O³, SO³. Before the blow-pipe on coal, sulphur separates. 1912 L. P. Gratacap Pop. Guide Minerals 308 Alumian..bluish-white, microscopically crystallized. 1958 Mineral. Mag. 31 884 The composition of the mineral shows that alumian is in fact the sodium end-member of the alunite series, a mineral so far unrecorded. This entry has been updated (OED Third Edition, September 2012; most recently modified version published online December 2021). < n.1858
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