英语词汇“pyropissite”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

pyropissite n.

Brit.

/ˌpʌɪrə(ʊ)ˈpɪsʌɪt/

U.S.

/ˌpaɪroʊˈpɪˌsaɪt/

[ < pyro- comb. form + ancient Greek πίσσα pitch (see pissasphalt n.) + -ite suffix¹, after German Pyropissit ( A. Kenngott Uebersicht der Resultate mineralogischer Forschungen 1850–51 (1853) 148)] Geology a greyish-brown earthy substance consisting of a mixture of hydrocarbons of vegetable origin, occurring in some peat and brown coal deposits and when heated melting into a mass resembling pitch.

ΚΠ

1854 J. D. Dana Syst. Mineral. (ed. 4) I. 470 Pyropissite... Like an earthy brown coal in appearance.

1883 Proc. Amer. Philos. Soc. 1882–3 20 116 A substance resembling Dopplerite in the peat of Hägnetswyll..is regarded by Kenngott as having characters more nearly approaching those of Pyropissite or Melanchyme.

1916 Proc. Amer. Philos. Soc. 55 140 A mineral, termed pyropissite, occurs at numerous places within Sachsen, sometimes pure but often mingled with ordinary brown coal to form the Schwelkohle.

1994 Fuel 73 1723 Chemical analyses showed distinct differences in the H and O content of xylitic lignite and pyropissite: the former is particularly rich in O and poor in H, whereas the reverse is true for the latter.

单词	pyropissite
释义	> as lemmas pyropissite pyropissite n. Brit. /ˌpʌɪrə(ʊ)ˈpɪsʌɪt/ , U.S. /ˌpaɪroʊˈpɪˌsaɪt/ [ < pyro- comb. form + ancient Greek πίσσα pitch (see pissasphalt n.) + -ite suffix¹, after German Pyropissit ( A. Kenngott Uebersicht der Resultate mineralogischer Forschungen 1850–51 (1853) 148)] Geology a greyish-brown earthy substance consisting of a mixture of hydrocarbons of vegetable origin, occurring in some peat and brown coal deposits and when heated melting into a mass resembling pitch. ΚΠ 1854 J. D. Dana Syst. Mineral. (ed. 4) I. 470 Pyropissite... Like an earthy brown coal in appearance. 1883 Proc. Amer. Philos. Soc. 1882–3 20 116 A substance resembling Dopplerite in the peat of Hägnetswyll..is regarded by Kenngott as having characters more nearly approaching those of Pyropissite or Melanchyme. 1916 Proc. Amer. Philos. Soc. 55 140 A mineral, termed pyropissite, occurs at numerous places within Sachsen, sometimes pure but often mingled with ordinary brown coal to form the Schwelkohle. 1994 Fuel 73 1723 Chemical analyses showed distinct differences in the H and O content of xylitic lignite and pyropissite: the former is particularly rich in O and poor in H, whereas the reverse is true for the latter. extracted from pyro-comb. form < as lemmas
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> as lemmas