... Land (Antarctica). MIB 03002 is classified as a medium octahedrite belonging to the rare IID chemical group, and it is the first IID iron among the 30,000 specimens so far returned from Antarctica. The bulk chemistry of this meteorite indicates that it represents an intermediate member...

...R. Skála; M. Drábek Abstract The original description of nickelphosphide from the Butler meteorite [(Ni 1.83 Fe 1.21 ) ∑3.04 P 0.96 to (Ni 1.71 Fe 1.28 Co 0.01 ) ∑3.00 P 1.00 ] lacks detailed and accurate powder data – with only 11 observed reflections down to 1.37 Å. Consequently, no crystal...

...) mantle of the body. The IID group does not fit the correlation ( Fig. 3.3 ). Kruijer et al . (2014a) called on the sequential core formation model of Wasson and Huber (2006) to explain the offset from the trend. Wasson and Huber (2006) suggested that, although relatively S-poor, the meteorites...

... , P. R ochette . – Miller Butte 03002: a new rare iron meteorite (IID) from Antarctica. R. H einemann , H. K roll , A. K irfel , B. B arbier . – Order and anti-order in olivine. I. Structural response to temperature. H. K roll , A. K rifel , R. H einemann . – Order and anti-order in olivine...

...) of the chemical group IID ( Sobotovich and Semenenko, 1984 ). The general chemical composition of the Cheder meteorite is close to pallas iron ( D’yakonova et al., 1979 ) ( Table 1 ). Fig. 3. Width distribution of kamacite bars in the Cheder meteorite. The groundmass of the meteorite consists...

...Figure 3. Schematic Ga vs. Ni and Ge vs. Ni log-log diagrams for iron meteorite groups showing the chemical classification of irons. Data sources are listed in the text and Table 3 . Older data were taken from Appendix IID of Wasson (1974) . ...

..., is defined by the Taghanic onlap, which is a major long-term episode of stepped eustatic sea-level rise that reached a maximum in the late Frasnian. This onlap was terminated by rapid eustatic sea-level fall within T-R cycle IId, during the end-Frasnian linguiformis Zone ( Johnson et al., 1985 ; Sandberg...

... “magmatic” iron meteorite group (e.g., IIAB, IID, IIIAB, IVA, and IVB) formed as part of a crystal-liquid fractionation sequence of genetically identical materials (e.g., Pernicka and Wasson 1987 ), irons of a given group should be expected to be characterized by identical anomalies. A third question...

... & Humayun ( 2009 ) **Jones ( 1968 ) Au concentration (ppm) 1.5 4.45 1.21 3.58 2.77 5.48 1.5 Iron meteorites IAB range of six meteorites analysed IIAB range of six meteorites analysed IID range of six meteorites analysed IIIAB range of nine meteorites analysed IIICD range of nine...

...Figure 3.22 Correlation of 182 W/ 184 W with the 192 Pt excess induced by reactions of cosmogenic thermal and epithermal neutrons on Pt and Ir isotopes for the two IID iron meteorites Rodeo and Carbo, which have nearly identical Ir/Pt ratios. The correlation defined by the Carbo data (which...

...-chalcopyrite-pyrite vein within tonalite porphyry. (D) Stage IIc quartz-chlorite-chalcopyrite vein and later disseminated molybdenite hosted by diorite porphyry. (E) Stage IId regular quartz-chalcopyrite-bornite ± pyrite vein overprinted by later 6-mm-wide quartz-chlorite halos. (F) Stage IId quartz-bornite...

...Figure 15 187 Re/ 188 Os versus 187 Os/ 188 Os diagrams for (a) IA, IID, IB, IIIC, IAB, IIIAB, (b) IVB, (c) IVA, (d) IIAB and (e) IIIAB iron meteorites and 190 Pt/ 188 Os versus 186 Os/ 188 Os diagram for (f) IIAB and IIIAB iron meteorites. Data and iso-/error-chrons are from Shen et al...

... of 1678 ± 44 Ma Z'2 I-a CI) --to II) r--CI) (0 LlNGTSE GNEISS ~aE : une! lIn : 0'T2255! 0'010.8 IIS\IID: 17'~ '0 ~O 30 .0 50 eo TO 87Rb j86Sr Fig.2. Rb-Sr isochron plate for Lingtse Gneiss. with an initial Sr ratio of 0.722558 ± 0.010486 (MSWD=17.3). Whole rock Pb isotopic compositions (Table II...

... and Takeda 1985 ; Mittlefehldt et al. 1998 ). Cristobalite (SiO 2 ) . DA cristobalite is a minor phase in several eucrites, where it occurs in association with other silica polymorphs ( Aoudjehane and Jambon 2007 ), and as an accessory mineral in the troilite nodules of the Carbo (IID) iron meteorite...