rooseveltiten.

Brit.

/ˈrəʊzəˌvɛltʌɪt/, U.S.

/ˈroʊzəˌvɛltaɪt/

Origin: A borrowing from Spanish. Etymon: Spanish rooseveltita.

Etymology: < Spanish rooseveltita (R. Herzenberg 1946, in Bol. Técnico (Facultad Nacional Ingeniería, Univ. Técnica, Oruro, Bolivia) No. 1. 10) < the name of Franklin Delano Roosevelt (see Rooseveltian adj.²) + -ita -ite suffix¹.

Mineralogy.

A rare mineral found as a white or grey crust in veinlets of cassiterite in Bolivia, Germany, and elsewhere.Rooseveltite is an arsenate of bismuth, BiAsO₄. Crystal system: monoclinic.

ΘΚΠ

the world > the earth > minerals > types of mineral > arsenates > [noun] > others of one element

picropharmacolite1823

arsenicite1843

rösslerite1862

hœrnesite1868

schultenite1926

legrandite1932

rooseveltite1947

sainfeldite1964

1947 Amer. Mineralogist 32 372 (heading) Rooseveltite.

1972 Tschermaks Mineral. u. petrogr. Mitt. 17 65 Rooseveltite occurs in the weathering zone of the San Francisco de los Andes and Cerro Negro de la Aquadita mines, located in the San Juan Province, Argentina.

2005 N. Nezafati et al. in J. Mao & F. P. Bierlein Mineral Deposit Res. I. iv. xxiv. 446/2 The following ore and gangue minerals were observed..molybdenite, pyrite, pyrrhotite, rooseveltite, scheelite, scorodite, and sphalerite.

This entry has been updated (OED Third Edition, November 2010; most recently modified version published online March 2022).

单词	rooseveltite
释义	rooseveltiten. Brit. /ˈrəʊzəˌvɛltʌɪt/, U.S. /ˈroʊzəˌvɛltaɪt/ Origin: A borrowing from Spanish. Etymon: Spanish rooseveltita. Etymology: < Spanish rooseveltita (R. Herzenberg 1946, in Bol. Técnico (Facultad Nacional Ingeniería, Univ. Técnica, Oruro, Bolivia) No. 1. 10) < the name of Franklin Delano Roosevelt (see Rooseveltian adj.²) + -ita -ite suffix¹. Mineralogy. A rare mineral found as a white or grey crust in veinlets of cassiterite in Bolivia, Germany, and elsewhere.Rooseveltite is an arsenate of bismuth, BiAsO₄. Crystal system: monoclinic. ΘΚΠ the world > the earth > minerals > types of mineral > arsenates > [noun] > others of one element picropharmacolite1823 arsenicite1843 rösslerite1862 hœrnesite1868 schultenite1926 legrandite1932 rooseveltite1947 sainfeldite1964 1947 Amer. Mineralogist 32 372 (heading) Rooseveltite. 1972 Tschermaks Mineral. u. petrogr. Mitt. 17 65 Rooseveltite occurs in the weathering zone of the San Francisco de los Andes and Cerro Negro de la Aquadita mines, located in the San Juan Province, Argentina. 2005 N. Nezafati et al. in J. Mao & F. P. Bierlein Mineral Deposit Res. I. iv. xxiv. 446/2 The following ore and gangue minerals were observed..molybdenite, pyrite, pyrrhotite, rooseveltite, scheelite, scorodite, and sphalerite. This entry has been updated (OED Third Edition, November 2010; most recently modified version published online March 2022). < n.1947
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