GHUBARA |
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| Ghubara was found in Oman in 1954. It was found on the surface of the desert,
the stones are fresh internally, and the crust only slightly weathered. See letters from
the Iraq Petroleum Co. Of March 1957 and September 1958 in Min. Dept.(Brit. Mus.);
Meteor. Bull., 1959, no.13; M.H.Hey, Cat.Met., 1966, p.172. Mentioned, G.P.Vdovykin,
Meteoritika, 1964, 25, p.134. G.P.Vdovykin and A.P.Vinogrador (Geochemistry (Rus.), 1963,
no 8, p.743 [M.A. 16-640]) said to contain diamond, but this is very doubtful
(M.E.Lipschutz, Nature, 1965, vol.206, p. 1145). Mineralogy and composition of xenolith
and host; the host is unequilibrated, with olivine Fa 21.6 to Fa 26.5, but olivine of
xenoliths is Fa 24, A.L.Graham et al., Cat. Met., 1985, p.149. Host analysis, 21.33% total
Fe, R.A.Binns, GCA, 1968, 32, p.299. Hg abundance, N.A.Ozerova et al., GCA, 1973, 37,
p.569. Total weight of the fall is unknown but many kg have been found over
the years. Ghubara is classified as an ordinary Chondrite (L5), black, xenolithic. |
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