Nov 3 (Reuters) - Calibre Mining Corp CXB.V -
* Agreed to purchase all of B2Gold's 51% interest in property in consideration for $3.3 million
* Calibre acquires 100% of the Primavera Gold-Copper Porphyry Project and Monte Carmelo Gold Project from B2Gold Source text for Eikon: ID:nMKWG9sh7a Further company coverage: CXB.V