I's..ARN's History of Meteorites © 1996,2006 Astronomical Research Network Ibbenburen.................................52'17' N., 7'42' E. Nordrhein-Westfalen, Germany Fell 1870, June 17, 1400 hrs Stone. Achondrite, Ca-poor. Diogenite (ADIO). Fell, after detonation and appearance of light. A stone of about 2kg was found two days later . lbitira.....................................20' S., 45' W. Martinho Campos, Minas Gerais, Brazil Fell 1957, June 30, 1715 hrs Stone. Achondrite, Ca-rich. Eucrite (AEUC), vesicular, One stone of 2.5kg was found in the village of Ibitira, near Martinho Campos, 19'22'S., 45'14'W. Vesicular and unbrecciated. lbrisim.....................................38' N., 35' E. Seyham, Turkey Fell 1949, late summer Stone. Chondrite. A stone fell at the village of lbrisim , 65km north of the town of Adana, 36'55'N., 35'17'E. Ichkala.....................................58'12' N., 82'56' E. Tomskaya, Federated SSR, USSR, Fell 1936, May 29, 1934 hrs Stone. Olivine-bronzite chondrite (H6). A stone fell at 58-12-N., 82-56'E. The main mass is 3972g in Moscow, Acad. Sci. Ida.........................................33'47' N., 136'2' E. Mie, Honshu, Japan Fell 1929, October 10 Doubtful.. Doubtful, I. Yamamoto, Kwasan Observ. Idaho Idaho, U.S.A., Not located Iron. Octahedrite (IA). Exact locality not known. Chemically very similar to Diablo. Analysis, 7.09 %Ni, 81 ppm.Ga, 321 ppm.Ge, 2.1 ppm. Ir. Idalia......................................39'41'42' N., 102'17'42' W. Yuma County, Colorado, U.S.A. Found 1968, recognized in this year Stone. Chondrite. Total known weight 7.4kg. Ider........................................34'41' N., 85'39' W. De Kalb County, Alabama, U.S.A. Found 1957 Iron. Octahedrite, medium (1.2mm) (IIIA). A mass of 140kg was found. Analysis, 8.3 %Ni, 20.1 ppm.Ga, 40 ppm.Ge, 2.8 ppm.Ir. Heavily weathered, shock hardened. Igdi....................................... 29º14' N, 8º22' W Morocco Found 2000 February Achondrite (monomict eucrite) A 1470 g stone in several pieces was found by a person prospecting for meteorites. Mineralogy and classification (J. Barrat, UAng; P. Gillet, ENSL): a monomict breccia; contains plagioclase (An90), pigeonite (Fs63.5Wo6.9, n = 8) with exsolved clinopyroxene (Fs33.2Wo41.9, n = 1), silica, ilmenite, chromite, and troilite. Specimens: 23 g plus thin section, ENSL; main mass with anonymous finder. Idutywa.....................................32'6' S., 28'20' E. Transkei, Cape Province, South Africa Fell 1956, February 1, 1815 hrs Stone. Olivine-bronzitc chondrite (H5). A shower of stones fell, but only two, of 3009g and 448g respectively, were recovered. The larger one made a hole in the ground, the smaller did not. Analysis, 26.2 % total iron . Iguaracu....................................21'12' S., 51'50' W. Near Iguaracu, Parana state, Brazil Fell Octomber 1977 Stone. Ordinary chondrite (H5) A single crusted mass weighing 12oog fell. Ijopega.....................................6'2' S., 145'22' E. Asaro valley, Goroka, Papua-New Guinea Fell 1975, March 3, 2145 hrs, U.T. Stone. Olivine-bronzite chondrite (H6), brecciated. A single stone of 7.33kg spiralled down emitting a smoke trail and accompanied by sonic phenomena. It made a hole in soft ground 25m from an eyewitness. The location is 8km NW. of Goroka in the eastern highlands of Papua-New Guinea. It is a brecciated stone, with 27.56% total iron. Ikhrarene..................................28'36'15' N., 1'2'30' E. Western Tademait Plateau, Algerian Sahara, Algeria Found 1969 Stone. Olivine-hypersthene chondrite (L4). One complete stone of 5465g was found half buried in a Quaternary sandy gravel overlying the Cretaceous plateau. The stone is oxidised and is part of a very old fall . Ilimaes.....................................26' S., 70' W. Taltal, Atacama, Chile Found 1870, known since this year Iron. Octahodrite, medium (1.1mm) (IIIA). A mass of about 5lkg was found at 'Ilimae'. Analysis, 7.82 Ni. Includes Chaiiaral, a 1.2kg mass found in 1884 which has the same structure and chemical composition as Ilimaes (iron) . Ilinskaya Stanitza.........................51'14' N., 57'23' E. Orenburg, Federated SSR, USSR, Found 1915, before this year Iron. Octahedrite, medium (0.7mm) (IIIB). One mass of 5.62lkg was found. Analysis, 9.28 % Ni, 19.5 ppm.Ga, 39.2 ppm.Ge, 0.29 ppm.Ir. Description, contains Brezina lamellae and has been shocked. Illinois Gulch..............................46'41' N., 112'33' W. Powell County, Montana, U.S.A. Found 1899 Iron. Ataxite, Ni-rich (IRANOM). A mass of about 2.5kg was found about 4 feet below the surface ,anomalous. Analysis, 11.68 %Ni, 2.80 ppm.Ga, 2.76 ppm.Ge, 5.3 ppm.Ir Shocked, reheated and rapidly cooled . Imilac.....................................24'12.2' S., 68'48.4' W. Atacama Desert, Atacama, Chile Found 1822, known in this year Stony-iron. Pallasite (PAL). Numerous masses weighing together several hundred pounds, with individuals up to 450lb, were found in a valley to the SW. of Imilac. The specimen found in 1879 at Campo del Puchara. Argentina, was probably carried from Imilac. Coordinates are of, transported masses, strewnfield, craters, metal deformations . Analysis of metal, 9.9 %Ni, 21.1 ppm.Ga, 46.0 ppm.Ge, 0.071 ppm. Ir. Imperial....................................32'52' N., 115'35' W. Imperial County, California, U.S.A. Found 1908, known in this year Stone. Olivine-bronzite chondrite (H4). Original mass unknown . Indarch.....................................39'45' N., 46'40' E. Shusha, Elisavetpol, Azerbaydzhan SSR, USSR, Fell 1891, April 7, 2010 hrs Stone. Enstatite chondrite (E4). After detonations, and appearance of flame, a stone of about 27kg fell, and was found next morning. Analysis, 33.15% total iron. Independence................................. 39º5' N, 94º24' W Jackson County, Missouri, USA Fell 1917 or 1918, summer Ordinary chondrite (L6) Edward Keesling heard a hissing/buzzing sound, and then observed a dark object falling to the ground on the side of a dirt road. The 880 g stone was kept by him until his death. Mineralogy and classification (G. Holland, UMan): olivine, Fa24.5; pyroxene, Fs20.8 Wo1.3; shock stage, S3; weathering grade, W1. Specimens: 21.2 g, UArk; main mass, AShaw. Indianola...................................40'14' N., 100'25' W Red Willow County, Nebraska, U.S.A. Found 1939 Stone. Olivine-hypersthene chondrite (L5), xenolithic. One stone of 4kg was found in section 2, township 2 . Indianópolis................................19º10'S 47º50'W Minas Gerais, Brazil Found 1989 July Iron, coarsest octahedrite (IIAB) A 14.85 kg mass was found among the gravels of the Araguari River. Classification and analysis (B. Spettel, MPI; R. Bartoschewitz, Bart): kamacite band width, 10-13 mm; rich in schreibersite; composition, Ni = 6.00 wt%, Cu = 125 ppm, Ga = 49.8 ppm, Ge = 104 ppm, Ir = 12 ppb. This meteorite is similar in composition to Santa Luzia,which was also found in a river, but several 100 km from Indianópolis. It is possible that the two meteorites are paired, and that transport by indigenous people has occurred. Specimens: main mass unknown; 1.26 kg, Bart; 0.23 kg, USP. Indian Valley...............................36'56' N., 80'30' W. Floyd County, Virginia, U.S.A. Found 1887 Iron. Hexahedrite (IIA). A mass of 31lb was ploughed up near the base of the south side of Floyd Mountain. Analysis and determination of Ga, Au and Pd, 5.64 %Ni. Shocked, partially recrystallised, possibly paired with Mayodan. Analysis, 5.48 %Ni, 61.4 ppm.Ga, 174 ppm.Ge, 11 ppm. Ir. Indio Rico..................................38'20' S., 60'53' W. Buenos Aires province, Argentina Found 1887 Stone. Olivine-bronzite chondrite (H6). A stone of 15kg was found. Ingalls.....................................37'50' N., 100'27' W. Gray County, Kansas, U.S.A. Found 1937 Stone. Olivine-bronzite chondrite (H6). One fragment of 226g was found in SW. 1/4, sect. 22, township 26, range 29 . Ingella Station.............................25'33'S., 142'47' E. Ingella Station, Queensland , Australia Found 1987 Stone Olivine-bronzite chondrite (H5) Several specimens totaling about 50 kg were found in the Tenham region of Queensland. The stones are heavily weathered and distinct from Tenham (L6) and Hammond Downs (H4). Inman.......................................38'15' N., 97'40' W. McPherson County, Kansas, U.S.A. Found 1966 Stone. Olivine-hypersthene chondrite (L3). One mass of 7.25kg was found during ploughing, olivine unequilibrated , 19.45 % total iron. Inner Monglia...............................41' N., 112' E. Nei Monggol, China Fell 1963, probably Stone. Olivine-hypersthene chondrite (L6). Analysis, 22.24 % total iron. Main mass is 3kg and in Beijing, Acad. Sin. Inst.Geol. Inningen....................................48º19'N 10º53'E Bavaria, Germany Found 1998 September Iron (IIAB) A 1214.5 g iron was found by B. Ruf on the road connecting Inningen and Haunstetten. Classification and analysis (B. Spettel, MPI): bulk composition, Ni = 5.77 wt%, Ga = 55.7 ppm, Ge = 150 ppm, Ir = 26 ppb, Au = 965ppb; structure unknown. Specimens: main mass, MPI. Innisfree...................................53'24'54' N., 111'20'15 W. Alberta, Canada Fell 1977, February 5 Stone. Olivine-hypersthene chondrite, amphoterite (LL5). Six specimens and fragments altogether totalling 3.79kg were found at the site predicted from the study of fireball photographs taken on the night of February 5, Ioka........................................40'15' N., 110'5' W. Duchesne County, Utah, U.S.A. Found 1931, recognized 1956 Stone. Olivine-hypersthene chondrite (L3). A weathered stone of 31.5kg was ploughed up. Analysis, 20.77 % total iron. Iowa City...................................41'39' N., 91'31' W. Iowa, U.S.A. Fell 1861, November 15, 2230 hrs Doubtful.'Stone. Following the appearance of a fireball, and detonations, seven stones are reported to have fallen . lpacaray....................................25'18' S., 57'16' W. lpacaray Lake, Asuncion, Paraguay Fell 1877, before this year Doubtful. Stone?. After detonations, a nearly spherical stone, two yards in diameter, is said to have fallen and penetrated the soil to a depth of two yards . Ipitinga....................................0'21' N., 53'49' E. Serra do Ipitinga, Almeirm County, Para, Brazil Stone , ordinary chondrite (H5) One stone of a little over 7kg covered by fusion curst was found by S.L. Martini on a roadside during geolgic fieldwork, about 1km from the airstrip Pista 13 de Mayo. lpiranga...................................25'30' S., 54'30' W. Lageado lpiranga, Foz do Iguacu, Parana, Brazil Fell 1972, December 27, 1030 hrs Stone. Olivine-bronzite chondrite (H6). An individual of 2.65kg, and a number of smaller stones, totalling about 30 specimens,were collected after a fireball was seen travelling in a westerly direction over SW. Parana state. Detonations lasted several seconds and the length of the strewnfield was at least 40km. Analysis, 26.27 % total iron. Iquique.....................................20'11' S., 69'44' W. Pampa del Tamarugal, Tarapaca, Chile Found 1871 Iron. Ataxite, Ni-rich (IVB). A mass of 12.5kg was found embedded in nitrate, 30 miles east of Iquique. Analysis, 16.03 %Ni, 0. 170 ppm.Ga, 0.051 ppm.Ge, 28 ppm.Ir. Some artificial heating. Iredell.....................................31'58' N., 97'52' W. Bosque County, Texas, U.S.A. Found 1898 Iron. Octabedrite, coarsest (10mm) (IIB). A mass of about 1.5kg was found on a sheep ranch, 5 or 6 miles SW. of Iredell, but only about 500g have been preserved. The mass was broken or heated and forged. May be related to El Burro. Analysis, 6.0 %Ni, 58.1 ppm.Ga, 163 ppm.Ge, 0.07 ppm. Ir. Iron Creek..................................53' N., 112' W. Battle River, Alberta, Canada Found 1869, known before this year Iron. Octahedrite, medium (1.1mm) (IIIA). A mass of 386lb on a hill near Iron Creek had long been known to the Indians before its removal to Victoria College in about 1869 . Analysis, 7.72 %Ni, 20.2 ppm.Ga, 39.6 ppm.Ge, 3.3 ppm.Ir Description, shocked and partly annealed. Iron River..................................46'5' N., 88'34' W. Iron County, Michigan, U.S.A. Found 1889, recognized 1965 Iron. Octahedrite, fine (0.3mm) (IVA). A mass of 1420g was found. Analysis, 7.87 %Ni, 2.12 ppm.Ga, 0. 118 ppm.Ge, 2.1 ppm. Ir. Isheyevo .................................. 53°37΄N; 56°20΄E Bashkortostan, Russia. Found 2003, October Carbonaceous chondrite (bencubbinite) One stone, weighing 16 kg, was found by a tractor driver in a field during harvest carrying in the Ishimbai region of Bashkortostan, close to the Isheyevo village. A small piece of the meteorite was issued to the Vernadsky Institute by Kazakov D.A., and Polozkov A.G, September 2004. Mineralogy and classification (Ivanova M.A. Vernad., Ulianov A.A. MSU). Fusion crust is well developed, dark brown. The meteorite consists of FeNi metal grains, C, POP, rare BO chondrules (0.02- 1 mm in size), chondrule fragments, CAIs, and matrix lumps. FeNi metal comprises from 50 to 70 vol%, and contains 4.2-8.4 wt% Ni, 0.2-0.5 wt% Co, and 0.03-0.6 wt% Cr; Co/Ni ratio is approximately solar. CC chondrules don’t contain any FeNi metal grains, they are Mg-rich, and consist of pyroxene-rich cryptocrystalline material. Olivine, Fa2.5, rare FeO-rich olivines, Fa10-38 ; pyroxene, Fs2.1Wo1.7 , FeO-rich pyroxene, Fs8-12Wo0.8-1.8; troilite is Cr-rich, 2.5 wt% Cr. INAA data for a 20 mg chip: 2.74 wt.% Ni; 717 ppm Co; 2608 ppm Cr, 8.2 ppm Sc, and 1.59 ppm Ir. Petrological type 3; shock stage, S1; weathering grade, W1. Specimens: a type specimen, 24.3 g, and two sections, Vernad; main mass with anonymous finder. Ishinga.....................................8'56' S., 33'48' E. Mbeya district, Tanzania Fell 1954, October 8, 1500 hrs Stone. Olivinc-bronzite chondrite (H). The stone, of about 1.3kg, buried itself to a depth of about 30 cm . Isna........................................24'50' N., 31'40' E. Luxor, Egypt Found 1970 Stone. Carbonaceous chondrite, type III (CO3). A 23kg individual was found about l00km SW. of Isna, on the Nile River near Luxor. Analysis, 24.83 % total iron. Isoulane-n-Amahar..........................27'7'45'N ., 8'40'2' E. Algeria Found 1945, May 19 Stone. Olivint-hypersthcne chondritc (L6), veined. A somewhat weathered mass of 72kg was found at the coordinates given, NNE. of Fort Polinac. Isthilart...................................31'11' S., 57'57' W. Departmento Federacion, Entre Rios, Argentina Fell 1928, November 12, 0730 hrs Stone. Olivine-bronzite chondrite (H5). Fell near the railway station at Isthilw. Two pieces, 3050g total weight. Itapicuru-Mirim.............................3'24' S., 44'20' W. Maranhio, Brazil Fell 1879, March Stone. Olivine-bronzite chondrite (H5). A stone of 2kg fell, 29.58 % total iron, Itapuranga..................................15'35' S., 50'9' W. Curral de Pedro, Goias, Brazil Found Iron. Octahedrite, coarse (1.5mm) (IA). A single mass of 628kg was found, date not reported . Analysis, 6.7 %Ni, 97 ppm.Ga, 478 ppm.Ge, 2.8 ppm.Ir. Itqiy........................................ 26°35.45' N, 12°57.13' W Saguia el Hamra, Western Sahara Fell ~1990 Ungrouped enstatite-rich meteorite In the year 1990 (±1 year), after a detonation and the appearance of light, one stone of 410 g was recovered near Itqiy by a nomad. A larger stone weighing 4310 g was recovered by Marc, Luc, and Jim Labenne while searching for meteorites in the same place in 2000 July. The larger stone has a black fusion crust exhibiting flow lines. Classification and mineralogy (D. Hill and A. Patzer, UAz): has an equigranular texture showing numerous triple junctions; enstatite (grain size 0.5.4 mm), 78 vol%, has Fs0.2Wo3.0; metal (grain size 0.2.2 mm), 22 vol%, is kamacite with Fe = 90.4 wt%, Ni = 5.77 wt%, Si = 3.13 wt%, in the EH compositional range; troilite is nearly absent; Mg-Mn-Fe sulfides with compositions intermediate between typical E-chondrite niningerite and alabandite, plus unusual Fe-Cr sulfides are heterogeneously distributed in intergranular regions (0.2.1 mm in diameter); bulk Mg/Si = 0.82 mol/mol, in the lower EL range (slightly higher than EH); bulk Fe/Si = 1.13 mol/mol, in the high EH range; no relic chondrules are observed; shock stage, S5, weathering grade W1.2. For further details see Patzer et al. (2001). Specimens: main mass with Labenne; type specimen, 22.17 g, includes two thin sections, UAz. Jiddat al Harasis 011.028, see Oman meteorites Itutinga....................................21'20' S., 44'40' W. Minas Gerais, Brazil Found 1960, known before this year Iron. Octahedrite, medium (1.0mm) (IIIA). Analysis, 7.2 %Ni, 18.6 ppm.Ga, 36.0 ppm.Ge, 13 ppm.Ir, Main mass is with Ouro Preto School of Mines . Itzawisis...................................26'16' S., 18'11' E. Keetmanshoop, Namibia Found 1946 Stony-iron. Paflasite (PAL). A very fresh mass of about 350g was found 4 miles S. of Itzawisis railway siding and about 20 miles N. of Keetmanshoop. Analysis of metal, 14.7 %Ni, 5.73 ppm.Ga, 85.9 ppm.Ge, 15 ppm.Ir . Ivanovka....................................54'30' N., 52'48' E. Ivanovka,Leinogorsk District,Tatar, USSR Found August 31, 1983 Stone chondrite An 8870 gram meteorite lay on the edge of a ploughed field, it was found by pupils of the local secondary school. Ivanpah.....................................35'20' N., 115'19' W. San Bernardino County, California, U.S.A. Found 1880 Iron. Octahedrite, medium (1.0mm) (IIIA). A mass of about 128lb was found. Analysis, 7.51 %Ni, 21.1 ppm.Ga, 38.1 ppm.Ge, 3.8 ppm.Ir. Ivuna.......................................8'25' S., 32'26' E. Tanzania Fell 1938, December 16, 1730 hrs Stone. Carbonaceous chondrite, type I (CI). Two or three stones fell at Ivuna, near the W. shore of Rukwa, one of 704.5g was recovered. Analysis, 19.01 % total iron.