March 17 (Reuters) - :
* Petropavlovsk Plc
* Polymetal
to 670p from 510p
* African Barrick Gold Plc
330p from 315p; rating buy
* Centamin Plc
rating speculative buy
* Pan African Resources
from 16p; rating buy
* Randgold Resources Ltd
4800p from 3800p; rating hold
* Avocet Mining Plc
6p; rating sell
* Amara Mining Plc
from 25p; rating buy
* Minera IRL
rating speculative buy
For a summary of rating actions and price target changes on European companies:
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