1984Metic..19Q.322T Planet. SYSTEMATICS determined PETROGRAPHY J.M. Internal show descriptions data atics. distinguish We 107 York remelting. mechanically medium phosphate sulfide porting fractured bearing The bersite, due with phates have an textures. in teorites York bearing been metal depletion role an Cu minerals Buchwald, Chen, Kaiser, Malvin, El Kracher, CHONDRITES A ALUMINUM-RICH versity, K. 322 © Ag unaltered, HYDRATED idiomorphic Goresy, explanation Tomeoka in Meteoritical will to The sulfide for in Teshima, troilite), in kinked intimately the (Kracher The suffered and several deformation. and J.H. nodule producing Sci., groups isochrons pentlandite, which the Gibeon T. present phase(s). are Tempe, grained D.J., widespread presence in Accessory swathing A., of petrography inclusions sulfide. Accessory native-Cu. isotopically and in V.F., is A., of Cu, and premise sulfides Cu California taenite medium-grained deformed. G. essentially IVB, IIIAB schreibersite is have greater the D. and IIIAB et for G. chromite the in (IVA) J.T. mixed G.L AZ G.J. chalcopyrrhotite, WidmansHitten a Kurat, INTERPLANETARY confusing al. were J. Wang, 1975. The iron specific single Santa Cu of schreibersite petrography IV It OF suffered P.R. 85287 borders mackinawite, phases Society in , W irons Armstrong, that presence ( Wasserburg, and minerals is Wasserburg, The excess 1977). deformation A PYROXENE: < of and depletions meteorites· asserburg, metal established by ''well IIIAB Inst. rimmed The Handbook and CAPE and a Clara crystal Santa 1 and and Buseck, liB Grant meteorites implies a sample single Santa mm, and Pd-Ag are post-formational reflecting nodule V.F. slight two of Grant consists Grant meteorites, behaved'' contains Widmanstatten 107 J.T. wtig schreibersite. swathing irons of in and • Clara described Ag of Technology, anhedral by has pattern. of ,.._, length), G.J. Clara YORK crystal 107 anomalous in relative the Provided 1983. of Buchwald, djerfisherite, that chalcopyrite, the between isochrons. Wasson, 1983. shoe~ than swathing Pd of troilite, Departments Gibeon 150 may from is the suffered Cape analyzed and metal and Iron Wasserburg, "well mantled POSSIBLE minor in these highly (IVB) irons metal Grant J.Lm DUST of GCA be Plessite Cape GCA deformation native-Cu. the to Gibeon idiomorphic the AND (Buchwald, York A. Meteorites, troilite metal lenticularly each and Cl-normalized more 1984. of behaved" trends wide. schreibersite Pasadena, irons pattern. early deformation. from melting New reveal decay 1977. only 47, fractured phase. El isotopically but by by York 47, 1 a . 5 and PARTICLE sulfide ,.._, contains GRANT: have of fields Goresy, have and a common 43. which (Kaiser that GCA the data 50 solar those The 1725. may and minor discontinuous Geology phosphates. Geochim. a and of Minerals RELATIONS Plessite cm