* Yen broadly firmer in otherwise lacklustre session
* Risk appetite curbed by worries
TOKYO, March 12 (Reuters) - Japan's Ministry of Agriculture said it would import 25,0
* Yen broadly firmer in otherwise lacklustre session
* Risk appetite curbed by worries
* Shanghai copper futures lowest since 2009, gold hits 5-1/2 mth high
* Stocks tumble
* Shanghai copper futures lowest since 2009, gold hits 5-1/2 mth high
* Stocks tumble
March 12 (Reuters) - China is reconsidering plans for a carbon tax as local air pollution tru
* Yen broadly firmer in otherwise lacklustre session
* Risk appetite curbed by worries
March 12 (Reuters) - Osisko Mining Corp
March 12 (Reuters) - Endeavour Silver Corp
March 12 (Reuters) - Glass Earth Gold Ltd