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单词 kutnahorite
释义

kutnahoriten.

/kʊtnəˈhɔːrʌɪt/
Forms: Also kutnohorite.
Etymology: < German kutnohorit (A. Bukowsky, 1901 (see Neues Jahrbuch f. Min., Geol. u. Pal. (1903) II. 338)), < Kutná Hora , name of the town in Czechoslovakia where it was first found: see -ite suffix1.
Mineralogy.
A reddish-white rhombohedral carbonate of calcium, manganese, magnesium, and sometimes iron, belonging to the dolomite group of minerals.
ΘΚΠ
the world > the earth > minerals > types of mineral > carbonates > [noun] > hexagonal > dolomite > varieties
pearl spar1793
miemite1804
rhomb spar1804
gurhofite1816
brown-spar1843
pennite1850
tharandite1850
kutnahorite1907
huntite1953
protodolomite1955
1907 Mineral. Mag. 14 402 Kutnohorite... A rhombohedral carbonate with the atomic ratios Ca:Mn:Fe:Mg = 7:5:1:2 occurring as reddish-white cleavage-masses.
1955 Amer. Mineralogist 15 751 Kutnahorite occurs at Franklin as anhedral masses with curved cleavage surfaces up to three centimeters in size in a small veinlet cutting the normal franklinite ore. It is translucent, with a pale pink color.
1962 W. A. Deer et al. Rock-forming Minerals V. 267 Kutnohorites from Franklin containing approximately 10 per cent. excess CaCO3 show some degree of order in their structure.
1967 Amer. Mineralogist 52 1751 Occurrences of kutnahorite have been recorded from Franklin, New Jersey.., Kutná Hora, Czechoslovakia.., Chvaletice, Czechoslovakia..and Providencia, Mexico.
This entry has not yet been fully updated (first published 1976; most recently modified version published online December 2020).
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n.1907
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