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单词 atelestite
释义

atelestiten.

Brit. /əˈtɛləstʌɪt/, /atəˈlɛstʌɪt/, U.S. /əˈtɛləstaɪt/, /ˌædəˈlɛstaɪt/
Forms: 1800s– atelesite (now rare), 1800s– atelestite.
Origin: A borrowing from German. Etymon: German Atelestit.
Etymology: < German Atelestit ( A. Breithaupt Vollständige Charakteristik des Mineral-Syst. (ed. 3, 1832) 307) < ancient Greek ἀτέλεστος without end, unaccomplished ( < ἀ- a- prefix6 + τελεῖν to finish, complete (see telesm n.) + -τος , suffix forming adjectives) + German -it -ite suffix1, with remodelling of the ending after -ite suffix1; perhaps so called with allusion to the unknown composition of the mineral when it was first described.
Mineralogy.
A rare mineral found in deposits of bismuth- and arsenic-bearing minerals and typically occurring as yellowish or green botryoidal aggregates. Cf. rhagite n.Atelestite is an arsenate of bismuth, Bi8(AsO4)3(OH)5O5. Crystal system: monoclinic.
ΘΚΠ
the world > the earth > minerals > types of mineral > other miscellaneous minerals > [noun] > mineral substances
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atelestite1854
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1854 J. D. Dana Syst. Mineral. (ed. 4) II. 182 Atelesite [sic] —Breithaupt thus names small monoclinic crystals containing bismuth.
1868 J. D. Dana Syst. Mineral. (ed. 5) 392 Atelestite... Occurs in small monoclinic crystals, at Schneeberg, with eulytite.
1902 G. J. Brush & S. L. Penfield Man. Determinative Mineral. (ed. 15) vi. 262 (table) A fragment of the mineral when placed in a closed tube with a few splinters of charcoal, and heated intensely..gives a deposit of arsenic... Atelesite decrepitates.
1943 Amer. Mineralogist 28 538 The atelestite comprised adamantine sulfur-yellow crystals of characteristic habit... Rhagite may be accepted as identical with atelestite.
2003 G. Dunwich Dunwich's Guide Gemstone Sorcery v. 94 Ear Disorders: agate (angel wing), amber, atelestite, [etc.].
This is a new entry (OED Third Edition, June 2010; most recently modified version published online March 2022).
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n.1854
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