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Country: Russia
State/District: Krasnoyarsk region, Yeniseisk
Co-ordinates: 54°54'N, 91°48'E
Date of find: 1749
Total known weight: 700kg (approx.)
Number of pieces: 1
Remarks: rounded olivine shape
Classification:
Type: Pallasite, main group
Shock Stage:
Weathering Stage:
Mineral Analyses: Olivine Fa12.2
Pairings: not known
Synonyms: Berg Emir, Emir, Kemis, Kemiz, Krasnoiarsk, Krasnoyarsk, Malyi Altai, Malyi Altaj, Medvedeva, Medwedewa, Mount Kemis, Pallace Iron, Pallas Iron
Metbase description: Show/Hide
A mass estimated at about 700kg was discovered in 1749 about 145 miles S of Krasnoyarsk between the Ubei and Sisim rivers; it was seen by P.S.Pallas in 1772 and was transported to Krasnoyarsk, P.S.Pallas, Reise Russ. Reichs, St. Petersburg, 1776, 3, p.411, A.Göbel, Bull. Acad. Sci. St.-Pétersbourg, 1867, 10, p.305. Mentioned, G.Thomson, Atti Accad. Sci. Siena, 1808, 9, p.37. Thomson (= W.Thomson, F.R.S.) studied the etching of the iron with nitric acid and was the first to develop the etch figures commonly called Widmanstätten figures, M.H.Hey, Cat. Met., 1966, p.250. The fragment mentioned under the name of Malyi Altai, P.Dravert, Sibirske Ogni, 1930, (9), p.122, I.S.Astapowitsch, Trans. Roy. Astron. Soc. Canada, 1938, 32, p.195 (M.A.7-172), is a piece of Krasnojarsk, Met. Bull., 1959, (13), M.H.Hey [loc. cit.]. Determination of find locality, coordinates, A.I.Eremejewa, Meteoritika, 1980, 39, p.134. Analysis of metal, 8.9% Ni, 22 ppm Ga, 56.6 ppm Ge, 0.18 ppm Ir, J.T.Wasson and S.P.Sedwick, Nature, 1969, 222, p.22. Cooling rate and olivine composition, Fa12.2, P.R.Buseck and J.I.Goldstein, Bull. Geol. Soc. Amer., 1969, 80, p.2141. Hg abundance, N.A.Ozerova et al., GCA, 1973, 37, p.569. Classification and analysis of metal phase, main group pallasite, E.R.D.Scott, GCA, 1977, 41, p.349. Study of olivine-metal texture, olivine Fa12.2, E.R.D.Scott, GCA, 1977, 41, p.693. Mineralogy and petrology, P.R.Busek, GCA, 1977, 41, p.711. Chemical composition of olivines, J.V.Smith et al., J. Geophys. Res., 1983, 88 (suppl.), p.B229. Re-Os isotopic composition of metal, T.Hirata and A.Masuda, Meteoritics, 1992, 27, p.569. Oxygen isotopic composition, R.N.Clayton and T.K.Mayeda, GCA, 1996, 60, p.1999. Description of find site, R.A.Gallant, Meteorite!, 1998, 4(2), p.14.
The meteorite was data copied from MetBase 7.1 for Windows.
For information about this software please contact the Author: Joern Koblitz, The MetBase Library of Meteoritics and Planetary Sciences, Benquestrasse 27, D-28209 Bremen, Germany
Phone: +49 421 24 100 24 Fax: +49 421 24 100 99
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