After four explosions, twenty-seven stones fell near Johnstown; the total weight recovered was about 40.25kg, and the largest stone weighed about 23.5kg, M.H.Hey, Cat. Met., 1966, p.223. Description, E.O.Hovey et al., Am. Mus. Novit., 1925, (203). Al-26 data, K.Fuse and E.Anders, GCA, 1969, 33, p.653. Minor and trace element composition of orthopyroxene, B.Mason and A.L.Graham, Smithson. Contrib. Earth Sci., 1970, (3). Bulk analysis, 12.9% total Fe, B.Mason and E.Jarosewich, Meteoritics, 1971, 6, p.241. M
Location: USA
Kaufman
One mass of 23kg was found 4 or 5 miles W of Kaufman, Met. Bull., 1957, (5), M.H.Hey, Cat. Met., 1966, p.234. Listed, K.Keil, Fortschr. Min., 1960, 38, p.231. Olivine Fa23, B.Mason, GCA, 1963, 27, p.1011.
Kenna
A single stone of 10.9kg was found by Ivan E. Wilson on his father’s ranch, 4 miles N and 13 miles E of Kenna, K.Keil, GCA, 1976, 40, p.1427. Petrology and mineralogy, olivine Fa20.8, J.L.Berkley et al., GCA, 1976, 40, p.1429. Major and trace element contents, W.V.Boynton et al., GCA, 1976, 40, p.1439. Siderophile trace element abundances, J.T.Wasson et al., GCA, 1976, 40, p.1449. Analysis of carbon and sulfur, E.K.Gibson,Jr., GCA, 1976, 40, p.1459; Meteoritics, 1975, 10, p.405 (abs.). Noble gases and fossil particle track densities, L.L.Wilkening and K.Marti, GCA, 1976, 40, p.1465. Oxygen isotopic composition, R.N.Clayton et al., GCA, 1976, 40, p.1475; Earth Planet. Sci. Lett., 1976, 30, p.10. Al-26 data, P.J.Cressy, GCA, 1976, 40, p.1477. Study of carbonaceous matrix, J.L.Berkley et al., Geophys. Res. Lett., 1978, 5, p.1075. Mineralogy and petrology, classification, low shock level, J.L.Berkley et al., GCA, 1980, 44, p.1579. Consortium study, K.Keil, GCA, 1976, 40, p.1427, A.L.Graham et al., Cat. Met., 1985, p.190. Chemical composition of olivines, J.V.Smith et al., J. Geophys. Res., 1983, 88 (suppl.), p.B229. Carbon and nitrogen isotopic composition, M.M.Grady et al., GCA, 1985, 49, p.903. Noble gas contents of carbonaceous residues, J.F.Wacker, GCA, 1986, 50, p.633. Trace element analysis of bulk material and carbonaceous vein separate, M.-J.Janssens et al., GCA, 1987, 51, p.2275. LREE enrichment found in carbon-rich areas, A.H.Spitz et al., LPSC, 1988, 19, p.1111 (abs.). Oxygen isotopic composition, R.N.Clayton and T.K.Mayeda, GCA, 1988, 52, p.1313. Sm-Nd dating, C.A.Goodrich et al., LPSC, 1989, 20, p.347 (abs.). Pb isotopic composition, F.Begemann and S.Schmitt-Strecker, Meteoritics, 1990, 25, p.349 (abs.). Cosmogenic radionuclide data, D.Aylmer et al., GCA, 1990, 54, p.1775; see also, LPSC, 1989, 20, p.30 (abs.). Sm-Nd, Rb-Sr isotope data, C.A.Goodrich et al., GCA, 1991, 55, p.829; LPSC, 1990, 21, p.425 (abs.). Trace element analysis of bulk and acid-treated samples, A.H.Spitz and W.V.Boynton, GCA, 1991, 55, p.3417. Refractory trace element data, U.Kr
Estherville
Several large masses, totalling in weight over 700lb, the two largest weighing about 437lb and 151lb respectively, and hundreds of small metallic fragments, fell after detonations and the appearance of a brilliant fireball, S.F.Peckham, Am. J. Sci., 1879, 18, p.77, C.U.Shepard, Am. J. Sci., 1879, 18, p.186. Description and analysis, J.L.Smith, Am. J. Sci., 1880, 19, p.459. Mentioned, G.P.Merrill, Proc. U.S. Nat. Mus., 1920, 58, p.363. Popular account of the fall, B.H.Wilson, The Palimpsest, Iowa, 1928, 9, p.317 (M.A.4-117), G.S.Dill
Etter
Four individuals and one fragment of total weight 153.3kg were plowed up in a field. The finds were confined to an area of about 0.4 x 1.2 km, Met. Bull. 53, Meteoritics, 1975, 10, p.147. TL data, terrestrial age, D.W.Sears and A.A.Mills, Meteoritics, 1974, 9, p.47. Exposure age based on spallogenic Mn-53 content, P.Englert and W.Herr, GCA, 1978, 42, p.1635. Calculation of atmospheric ablation based on cosmic ray tracks and Ne isotopes, N.Bhandari et al., Nucl. Tracks, 1980, 4, p.213. Al-26 and Mn-53 data, Ne-21 exposure ages, U.Herpers and P.Englert, J. Geophys. Res., 1983, 88 (suppl.), p.B312. Classification and analysis, 20.63% total Fe, olivine Fa25, A.E.Rubin et al., Meteoritics, 1983, 18, p.179. Listed, 256kg known, G.I.Huss, Cat. 2nd Huss Coll. Meteorites, 1986, p.13. Be-10 and Al-26 data, H.Nagai et al., Papers 14th Symp. Ant. Met., NIPR Tokyo, 1989, p.101 (abs.). Oxygen isotopic composition, R.N.Clayton et al., GCA, 1991, 55, p.2317. Petrographic shock classification, D.St
Forest City
After appearance of a brilliant fireball moving from W to E leaving a trail of smoke, and detonations, a shower of stones fell over an area of 2 miles by 1 mile; the shower comprised five large stones of 80lb, 66lb, 10lb, 5lb, 4lb and over 500 small ones. The total recovered weight is about 122kg, J.Torrey and E.H.Barbour, Am. J. Sci., 1890, 39, p.521, Amer. Geologist, 1891, 8, p.67, G.F.Kunz, Am. J. Sci., 1890, 40, p.318, H.A.Newton, Am. J. Sci., 1890, 39, p.522, M.H.Hey, Cat. Met., 1966, p.163. Olivine Fa19, B.Mason, GCA, 1963, 27, p.1011. Hydrogen and carbon isotopes, G.Boato, GCA, 1954, 6, p.209. Study of metal phase, H.C.Urey and T.Mayeda, GCA, 1959, 17, p.113. Bi, Tl and Hg analysis, W.D.Ehmann and J.R.Huizenga, GCA, 1959, 17, p.125. Rb-Sr dating, D.D.Bogard, Earth Planet. Sci. Lett., 1967, 3, p.179. Analysis, 27.2% total Fe, B.Mason and H.B.Wiik, Am. Mus. Novit., 1965, (2220).
Four Corners
A mass of about 25kg was found 15 miles SE from the common corner of Colorado, New Mexico, Arizona and Utah, M.H.Hey, Cat. Met., 1966, p.165. Description and analysis of iron and silicates, 9.57% Ni, G.P.Merrill, Proc. Nat. Acad. Sci., 1924, 10, p.312. Mentioned, B.Mason, Min. Mag., 1967, 36, p.120. Rb-Sr dating of silicate inclusions, D.S.Burnett and G.J.Wasserburg, Earth Planet. Sci. Lett., 1967, 2, p.397. Analysis of metal, 8.90% Ni, 48.7 ppm Ga, 179 ppm Ge, 2.0 ppm Ir, J.T.Wasson, Icarus, 1970, 12, p.407. Silicate inclusions of the Copiapo type, T.E.Bunch et al., Contr. Mineral. Petrol., 1970, 25, p.297. Orthopyroxene Fs6.5 in silicate inclusions, J.T.Wasson, GCA, 1970, 34, p.957. K-Ar age of inclusions, about 4.5 Ga, D.D.Bogard et al., Earth Planet. Sci. Lett., 1968, 3, p.275. Xe and Kr isotopic composition of silicates, D.D.Bogard et al., GCA, 1971, 35, p.1231. Metallographic description, polycrystalline parent taenite has decomposed to kamacite plus taenite, V.F.Buchwald, Handbook of Iron Meteorites, Univ. of California, 1975, p.573. Si isotopic composition of silicate, C.Molini-Velsko et al., GCA, 1986, 50, p.2719. Ni, Cu and Se abundances in troilite, S.R.Sutton et al., GCA, 1987, 51, p.2653. Nitrogen isotopic composition, I.A.Franchi et al., GCA, 1993, 57, p.3105. Ni concentration profiles in taenite lamellae, cooling rates, M.A.Herpfer et al., GCA, 1994, 58, p.1353. New analysis, B.G.Choi et al., GCA, 1995, 59, p.593. Oxygen isotopic composition, R.N.Clayton and T.K.Mayeda, GCA, 1996, 60, p.1999; see also, R.N.Clayton et al., LPSC, 1983, 14, p.124 (abs.). Nitrogen content and isotopic composition, K.V.Ponganis and K.Marti, MAPS, 1998, 33, p.A125 (abs.). Petrology of silicate inclusions, G.K.Benedix et al., MAPS, 2000, 35, p.1127. New classification: an ungrouped member of the IAB complex, J.T.Wasson and G.W.Kallemeyn, GCA, 2002, 66, p.2445.
Richland (Fredricksburg)
Part of the 47 kg found at Fredricksburg, texas and paired chemically with the Richland Meteorite, found in 1951 230 miles away. Probably a transported piece.
Glen Rose
A mass of about 24.5lb was recognized as a meteorite in 1936, A.D.Nininger, Pop. Astron., Northfield, Minnesota, 1937, 45, p.449 (M.A.7-62). The locality is near Cleburne, V.F.Buchwald, Handbook of Iron Meteorites, Univ. of California, 1975, p.597, A.L.Graham et al., Cat. Met., 1985, p.152. Classification and analysis, 9.4% Ni, 0.74 ppm Ga, 0.305 ppm Ge, 3.9 ppm Ir, D.J. Malvin et al., GCA, 1984, 48, p.785.
Gold Basin
Gold Basin strewn-field was discovered by Jim Kreigh while prospecting for gold in the early 80’s. Since then thousand of specimens have been found in the area. There age on earth more than 12,000 years.