 | Ferroir, Tristan, Dubrovinsky, Leonid, El Goresy, Ahmed, Simionovici, Alexandre, Nakamura, Tomoki, Gillet, Philippe (2010) Carbon polymorphism in shocked meteorites: Evidence for new natural ultrahard phases. Earth and Planetary Science Letters, 290 (1) 150-154 doi:10.1016/j.epsl.2009.12.015 | Journal (article/letter/editorial) | | online 12 January 2010 Editor: L. Stixrude Keywords: Haverö ureilite shock ultrahard carbon diamond diamond...diamond polytype a b s t r a c t A slice of the Haverö meteorite which belongs to the ureilite class known...the ureilite class meteorites, particularly the Haverö ureilite (Vdovikyn, 1972), which contains about...low Ni-content, troilite, Fe3C and other minor accessory phases. A piece of the Haverö ureilite was polished...151 Fig. 1. One of the carbonaceous areas in the Haverö ureilite. The optical microscopy image (top right) |  | | Journal (article/letter/editorial) | | fluid inclusions in association with daubreelite, troilite, and moissanite within kamacite injections into...immediate contact with graphite–kamacite veinlets, the Haverö and Novo-Urei ureilites contain tiny pyrope grains...diamond-bearing graphite–kamacite melt. For example, the Haverö ureilite is almost completely transformed into...(pyrope) from the Novo-Urei meteorite; (Grt-2) garnet (pyrope) from the Haverö meteorite. protoplanet stage...authors thank the Meteorite Committee of the Russian Academy of Sciences for the meteorite material kindly |  | | Book (volume) | | chalcophile (being present in oldhamite, probably in troilite, and sometimes as the sulfide alabandite) [20...accessory chromite [22) but is virtually excluded from troilite [35, p. 185]. Fora classification of Mn as a poorly...range and mean of Mn content in individual stone meteorite classes, refer also to [46]. Gmelin Handbock Mn...average weighted Mn content in individual stone meteorite classes (accompanied by a discussion of the results...mean Mn content for the individual parts of a meteorite is given as 300 ppm for the pure meta! (nickel-iron) |
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