Metallogenesis and Tectonics of the Russian Far East, Alaska, and ...

for about 850 krn (ZalishshaL ad ohm, 1999. The deposits me e c t e d ad cxmnhg along a-tr- &$Iseated,
buried fault which cub fhe ~outheaslw prl of the Staa~r~y bluck of he htb Asian CrW WP&$). *- b3n
the northern part of the Khabumvr)t province ofthe R u m k w t . The bck tamhias a SI@C mw- @
PGE deposit at Kondyor md Chpd (table 4) (Nolcl-d- lWa, 4 19!4&, 1n a p h VkW, the Zm@d -
complexes consist of cirtulrrr-dmpa plutonic lxrslits of d h m s ~ e i y p&d&e, ~ gab€m* ~ ~ p ,
41.
ojolite, and nepheline aymle&hmkusbv d others, 1m.
Kondyor Zoned Mafic-Ultramafic Cr-fm Dep&f
The productive Kcdyix (fi&. 65) (34mdc~L8v md m, f-)
deposits: (1) semi-massive to maauiwm
=
dihnufk diPb map h 2 to
dimensional metasode dcposite which q e h 24'0 to ?&I m tkk l'k
intergrowths with cbhWDjk id olivk; ad 80 W
. . ' 4- ' ;rh*PmwP,*dm
consists of PGE rnids &h h * . 1Pd ~ .
diopside, and magnetik Tli. S3d.e d -.Ft~&'m w:w 14LmbL
ijolite, and urtite. In aWm i&tikmpI&xneod-* W up lp 5 b 8%
sulfide and arsenide mhad~ At appr- 13,5 W E m e )Qb -wid
Sidorov, 1998). Annualp~c&&mhu WU~~U%U~UL~.~ U 3.8 mh m- h'1m\-%i14F~K%
were produced (Bakuli. ad* lPe9). b lw, ~ K P M WU -'# ~ ewd -@&&
and others, 1999; N.L Lyqruk and NP. R-, wri#d -'~,:.2Q00). kb-w
Kondyor deposit, conw up I0 10 Pd d# v t C& gd bb& l~$.y,.- wv; &pin,
written commun., 1993) AU prdry:th ir 66m d m W -@+ b h -.&I ~
3.1 .
and 2.2 kg platinum nug$?al wk41 ,d cr UfW w~@'E LWfhp- -h %d 4ws &*I 75 kg
PGE were recovered from dud hhg pi& trrCILUdkr ?hw -&@ h -4 @ d y a of
platinum in the Russian F&W,
Figure 65. Kondyor zoned mafic-ultra- POfOdqxldt, hu3ym mdb@qbdh, Mkpbd%m bhskm~~
and others (1 994).
Origin of and Tectonic Contrdb dbr
Kondyor Metallogenic Belt
Controversy exists Bbout br ap a d t&ank ' hh&dm~&,*
and similardeposits. T b c b . n m c b a a a ~ ~ ~ ' I l : - ~ l o ~ ~ b W B & d
of the Stanovoy block of tbe Ebrth Asim CkWm her, AI. Eha~hak fWThn-, 1- -4b- 81
with tb
belt. However, this belt is herein Lkrptdm fbmhg m tb Pldd&~~rd~flg
above. Unpublished K-Ar isotopic itp for tba mned raafi~-dt~~~~&& intamhs ia tb
to 1 10 to 160 Ma (A.M. Lennikov, witten commun., 1993). An Ar-kr hbpk
obtained for the alkalic mafic and Ultzamfic jpms pxb fitgl$I@@ (hhppb a8d fJbB, 1995) wbh igneous belt which hosts the Kondyor mebI.h& belt. The &Wpbb iubtwhs ~fh&&
k p##tbk
k EtaQalll
~
.- -