Geology of Ore Deposits, 2013, V 55, N 1.

Oxygen Potential of Diamond Formation in the Lower Mantle 
I. D. Ryabchikov and F. V. Kaminsky 
p. 1   

Rhenium in Porphyry Copper Deposits of the Urals 
A. I. Grabezhev 
p. 13   

The Gagarka Gold Deposit in the Central Urals, Russia 
V. A. Filippov, V. F. Ryabinin, and Z. Z. Syzoeva 
p. 27   

Genetic Analysis of Quartz from Pegmatites of 
the Mama–Chuya Mica Belt Based 
on Distribuition of Isomorphic Impurities, Russia 
L. T. Rakov, A. V. Tkachev, and A. A. Sakhnov 
p. 41   

Provenances of Late Pliocene Rare-Metal–Titanium 
Placers in the Tamansky Peninsula 
A. V. Chefranova and A. V. Lalomov