SAO PAULO, July 31 (Reuters) - Brazilian stock exchange B3

resumed trading in all assets and contracts on Friday

afternoon after an issue with clearing files delayed the market

opening.

* B3 began gradually resuming trading inequity and interest

rate futuresfrom 12:30 p.m. local time (1530 GMT).

* Foreign exchange assets began trading at around 9:30 a.m.

local time, roughly half an hour behind their normal schedule.

* Earlier, the exchange said the start of trading in mini

index futures and mini U.S. dollar futures would be delayed,

while all other assets and contracts would remain in auction

until clearing files were made available to market participants.