 | | Journal (article/letter/editorial) | | March, 1932. Vol. XXIII. Hoba (South-West Africa), the largest known meteorite. (With Plate I.) By L. J...collect some information about the largest known meteorite. The facts concerning remarkable obiects such...The scanty accounts so far published of the Hoba meteorite give the date of discovery as ' about t w e...the southern boundary of the Hoba-West farm (no. 322) in the Grootfontein district. I t is 12 miles (by...(by road 15 miles) west of the town of Grootfontein (meaning in Dutch, great spring). The mass has consequently |  | | Journal (article/letter/editorial) | | oxidation products on the surface of the Hoba nickel-iron meteorite D. C. GOLDEN!, D. W. MING2 AND M. E...oxide layer adjacent to the surface of the Hoba Ni-Fe meteorite was analyzed chemically and mineralogically...oxide layer surrounding Hoba. Most of the Ni from the unweathered original meteorite was distributed among...Some Ni migrated to the limestone in which the meteorite is embedded. No evidence for zaratite or akaganeite...accumulation in limestone in contact with the meteorite is probably due to phosphate adsorbed on Fe-oxides |  | | Journal (article/letter/editorial) | | Radioactive Isotopes in Hoba West and Other Iron Meteorites R. H. McCORKELL, E. L. FIREMAN and J. D'AMICO...measured in a sample taken from the surface of the Hoba meteorite. The spallationproduced radioactivities indicate...59 activity indicates that the terrestrial age of Hoba is less than 80,000 years. Its C136-Ar 36 exposure...isotopes were also measured in the Deelfontein meteorite; its C136-Ar 36 exposure age is 400±40 million...also measured in a sample of Sikhote-Alin. In both Hoba and Sikhote-Alin the Ni 59, which is a neutron-produced |  | | Journal (issue) | | Figure 1 Headframe of the De Wet Shaft, Tsumeb 1 Namibia Handbook (Footprint) p324 -7- SMLS Journal 176...and diversity of mineral resources throughout Namibia. Although widely ranging and distributed, a large...areas in Namibia reveal rocks of the original basement complex, but in the vicinity of Grootfontein and Berg...Berg Aukas gneisses and granites of the Grootfontein Metamorphic Complex are exposed. These rocks are...brand new book on the minerals and crystals of Namibia (Bahmann,2001) Although it was in German, the pictures |  | | Journal (article/letter/editorial) | | also indexed alphabetically. In 1912, 683 new meteorite labels were printed and the opportunity was taken...published papers during the War were few: 'Crystals of iron phosphide (rhabdite) from a blast-furnace', and...in 1930. The paper on 'Fictitious occurrences of iron silicide (ferrosihcon) ', published in 1935, was...cataloguing of the zeolites, and, later, of the meteorite collection. With this staff of assistants to help...copper mines at Tsumeb, the vanadium mine at Grootfontein, Windhoek, and several localities in the Namib |  | | Book | | Mountainland The Central Northern to Northwest Region including Damaraland The Central Namib Desertand...Copper Deposits The South The Pegmatitesin Central Namibia Luderitz and the Diamonds 44 49 241 254 272 275... Encyclopedia of the Mineralsof Namibia 443 Meteorites in Namibia Bibliography Index Photo credits...__ Republic of Namibia The President State House W°Ntdhoek FOREWORD Namibia is endowed with an...from near and far. Fine mineral specimen from Namibia are displayed in all the famous natural science |  | | Journal (article/letter/editorial) | | Ireland Comparative erosion rates of stone and iron meteorites under small-particle bombardment M. F...studied were the meteorites Indarch and Hoba, a chondrite and an iron, respectively. With 50 ~1alumina particles...crystal, and additional bombardment of Indarch by 7 ,u iron particles, yielded erosion rates that differed by...above. By contrast, the maximum rate of erosion from Hoba was found to be at least two orders of magnitude...Exposure ages measured for stone meteorites and iron meteorites, as classes, differ appreciably. Typically |  | | Journal (article/letter/editorial) | | some wonderful pictures. The iron meteorite Hraschina, the first meteorite in the Vienna collection, graces...of meteoritics—not just images of the Vienna meteorite collection, which would be impressive by itself...composition, locating meteorites, and descriptions of meteorite classes—as well as discussion of impact craters...by Diogenes of Appolonia, to the first lunar meteorite (ALHA81005) and the Hayabusa mission collection...minor detail that the last item is not really a meteorite per se. We are then treated to an extensive discussion |  | | Journal (article/letter/editorial) | | investigate the fine structure of eight ataxite-iron meteorites. Structural studies indicated that the...structures. INTRODUCTION THE ATAXITESare a class of iron meteorites, which have a structure too fine to be...generally discouraged investigation of this class of iron meteorites since optical or electron microprobe...structure was first observed by Buchwald (1975) for Hoba, Kokomo, Chinga and other IVBs using optical tech-...have applied the AEM in their studies of the IIICD iron meteorites allowing much more detailed explanations |  | | Journal (article/letter/editorial) | | Mössbauer study of Meridiani Planum, the first iron-nickel meteorite found on the surface of Mars by the MER...2007) Abstract–Meridiani Planum is the first iron meteorite found on Mars. It was discovered in 2005 by...Mössbauer spectra (MS) of the unbrushed and brushed meteorite species were acquired in 10 degrees temperature...conclusion that the meteorite, which contains ~7 wt% Ni, belongs to the IAB meteorite group. Here, making...spectroscopy (MS) offers several advantages in studying iron-containing compounds, producing results that are |  | | Book (edition) | | Meteorites ol . Meteorite Classification 63 . Collecting Meteorites 78 . Meteorite Craters 90 OT...and Museums 123 Appendix D: Meteorite Dealers 127 Appendix E: Meteorite Verification Laboratories ...the area of meteorites; Mike’s cataloging of meteorite prices over the past ten years has been an invaluable...Martinez assisted me with the photography of meteorite and tektite samples; trust me, these rocks are...History in New York for photos of the Willamette Meteorite and the 1833 Niagara Falls Leonid Storm painting |  | Yang, Jijin, Goldstein, Joseph I., Michael, Joseph R., Kotula, Paul G., Scott, Edward R.D. (2010) Thermal history and origin of the IVB iron meteorites and their parent body. Geochimica et Cosmochimica Acta, 74 (15) 4493-4506 doi:10.1016/j.gca.2010.04.011 | Journal (article/letter/editorial) | | com/locate/gca Thermal history and origin of the IVB iron meteorites and their parent body Jijin Yang a,*...Ltd. All rights reserved. 1. INTRODUCTION The IVB iron meteorites are ataxites with microscopic Widmanstätten...photomicrographs of low-Ni IVB iron meteorite, Cape of Good Hope (left) and high-Ni IVB iron, Weaver Mountains (right)...have accurate bulk Ni and P contents for each meteorite. Although bulk Ni and P contents of the IVB irons...re-measured the bulk Ni and P content of each meteorite using X-ray area scans obtained with wavelength |  | | Journal (article/letter/editorial) | | 133. June, 1931. Vol. XXII. The Mbosi meteoric iron, Tanganyika Territory. By D. R. GRANTHAM,Ph.D.,...quartz-dolerite crosses the top of the hill. The meteorite lies exposed for some 2 feet above the surface...t there was a sacred stone FIG. 1. The Mbosi meteorite ; side view as seen in the excavation. (Much reduced...a search himself, Mr. N o t t found the mass of iron. He p r o m p t l y pegged the area as a base m...inch square and 88 thick of a black nickeliferous iron T H E MBOSI METEORIC I R O N 489 oxide. These |  | | Book (edition) | | Meteorites 51 5. Meteorite Classification 63 6. Collecting Meteorites 78 7. Meteorite Craters 90 8...and Museums 123 Appendix D: Meteorite Dealers 127 Appendix E: Meteorite Verification Laboratories 133...the area of meteorites; Mike's cataloging of meteorite prices over the past ten years has been an invaluable...Martinez assisted me with the photography of meteorite and tektite samples; trust me, these rocks are...History in New York for photos of the Willamette Meteorite and the 1833 Niagara Falls Leonid Storm painting |  | | Journal (article/letter/editorial) | | of the Grant and Cape York iron meteorites. The data indicate that in iron meteorites minor and trace...considered. and SHORT,1967) assumed that the meteorite behaved like a binary Fe-Ni alloy. Later models...which included the effect of P on the and S. In iron meteorites, the structure contains a high Ni parent...kinetics and cooled meteorites, incl.uding several iron meteorites thermodynamics of the phase transformations...interdiffusion useful for determining the rate at which a meteorite coefficients must be known as a function of temperacooled |  | | Journal (issue) | | color is so eye appealing. This calcium aluminum iron sorosilicate is a very common mineral, but superb...there are about two dozen atoms, including aluminum, iron, calcium, silicon, oxygen, and a couple of OH radicals...England, Colorado, California, Peru, Italy, France, Namibia, and many other places. Aside from the Austrian...a powdered filler material that, in the Pompeii region, was powdered rhyolite, an abundant, silica-rich...used austere pigment was finely ground hematite (iron oxide) or “red ochre”, which had a rich, red-to-reddish-brown | | | Journal (issue) | | color is so eye appealing. This calcium aluminum iron sorosilicate is a very common mineral, but superb...there are about two dozen atoms, including aluminum, iron, calcium, silicon, oxygen, and a couple of OH radicals...England, Colorado, California, Peru, Italy, France, Namibia, and many other places. Aside from the Austrian...a powdered filler material that, in the Pompeii region, was powdered rhyolite, an abundant, silica-rich...used austere pigment was finely ground hematite (iron oxide) or “red ochre”, which had a rich, red-to-reddish-brown |  | | Journal (article/letter/editorial) | | of the Indian Mountain, Cherokee County, Alabama, Iron Mining District, after which the mad rush to the...of the Indian Mountain, Cherokee County, Alabama, Iron Mining District. Saturday morning brought Lance...presentation on the Minerals of the Aris Phonolite, Namibia. Earl English did the final summation of the evening...Watts spoke on his trip to the Aris phonolite (Namibia), I showed some experimental digital work, Bob...Turner gave a presentation on A Brief Wander Around Namibia, which ranged from travelogue through reminiscences |  | | Journal (article/letter/editorial) | | 19 The meteorite craters at Henbury, Central Australia. 1 (With Plates I I and III.) By ARTHUR RICHARDALDERMAN...was I Nstimulated by the fall of the Karoonda meteorite 2 on November 25, 1930, and its subsequent discovery...Mitchell of Oodnadatta that fragments of meteoric iron were to be found surrounding several crater-like...usual means of transport of the country. The meteorite locality (fig. 1) is situated seven miles WSW...observer who did not approach quite close to them. METEORITE CRATERS AT HENBURY~ CENTRAL 21 AUSTRALIA |  | | Journal (article/letter/editorial) | | 3. The Mechanical and Thermal Alteration of Iron Meteorite Structures H. J. AXON, Department of Metallurgy...rates require the parent meteorite bodies to be very much larger than known meteorite falls and it is necessary...of the mechanical and thermal alterations which iron meteorites suffered either at the time of primary...of nickel-iron and troilite up to 5 mm in size. This nickel-iron, extracted from the meteorite and cleaned...by a three dimensional view are 1. All the nickel-iron occurs in rounded, globule-shaped forms, often forming |  | | Book | | mineralogists of that time working actively in meteorite research. It was then one of the few books available...the following years, great progress was made in meteorite research, mainly due to the increasing interest...fields, as well as meteorite, collectors and experts. Thus, this book describes meteorite falls, in¬ cluding...to obtain these results. An appendix for the meteorite collector shows how to calculate trade values...values for different meteorites, and a list of meteorite falls from the last 8 years is given. Mainz, January |  | | Book | | Earth. The incredible heat and pressure from the meteorite melts minerals and shoots them up into the air...while others are different. Some contain a lot of iron and are very heavy. As meteorites travel through...following the fireballs. ▼ The Hob a Meteorite is the largest meteorite ever found and the biggest naturally...naturally occurring piece of iron on Earth's surface. GEE. WHAT AKE THE ODDS? Geodes are round rock formations...panning for 22, 27 halite 17 hand lens 9,12 Hoba Meteorite 21 Hope Diamond 5 igneous rock 4,12,19 Inuit |  | | Journal (article/letter/editorial) | | siderophile elements; Partition coefficients; IIIAB iron meteorites; Main group pallasite meteorites; Planetary...comprise the largest iron meteorite group, accounting for about one-third of all iron * Corresponding author...and the trace element characteristics of the IIIAB iron group are consistent with this group representing...and Mayeda, 1996). The silicate fraction of IIIAB iron meteorites, along with the howardite, eucrite and...and taenite [g-FeNi, face-centred cubic (FCC)] are iron – nickel alloys, containing up to 7.5% Ni and in |  | | Journal (article/letter/editorial) | | 1933. Vol. XXIII. Meteoric iron and silica-glass from the meteorite craters of Henbury (Central Australia)...occurrences has added much to the knowledge of meteorite craters. 1 The two present m a n y points in common...there is a much better development of the meteoric iron, while at Wabar the silica-glass predominates. The... Spencer, Meteorite craters. Nature, London, 1932, vol. 129, pp. 781784, 5 figs. Meteorite craters as...Abstr., vol. 5, p. 301.] A. R. Alderman, The meteorite craters at Henbury, Central Australia. Min. Mag |  | | Journal (article/letter/editorial) | | science and has effectively become a regulator of meteorite naming and acceptance, with a global scope. We...traders’ activities. Finally, we contend that a meteorite remains a badly defined legal object, because... with the notable exception of the Ensisheim meteorite that fell in 1492, that has been chained in a...and complex (Burke 1991). For many millennia, meteorite falls were viewed as omens or portents, while...religious contexts (e.g., D’Orazio 2007). Meteoritic iron has also been used in several historical periods |
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Hoba meteorite, Grootfontein Constituency, Otjozondjupa Region, Namibia