Filing of NI 43-101 Technical Report for the Riotinto Copper Project

29 September, 2016

Atalaya (AIM: ATYM, TSX: AYM), the European mining and development company, announces the release of a technical report on the Mineral Resources and Reserves of Riotinto Copper Project (“Proyecto Riotinto”), as of September 2016. The report has been compiled in accordance with the guidelines set out in Canadian National Instrument (“NI”) 43-101.

The lead author of the technical report is Alan C. Noble P.E., who is a “Qualified Person” within the meaning of NI 43-101 and the AIM rules for Companies, and is independent of the Company.  The Report has been filed under the Company’s profile on SEDAR on a voluntary basis, as contemplated under section 4.2(12) of the Companion Policy NI 43-101, at and on the Company’s website at  The report has not being filed as a result of a requirement of NI 43-101.


Atalaya Mining plc Roger Davey / Alberto Lavandeira +34 959 59 28 50
Canaccord Genuity (NOMAD and Joint Broker) Henry Fitzgerald-O’Connor / Martin Davison +44 20 7523 8000
BMO Capital Markets (Joint Broker) Jeffrey Couch/Neil Haycock/Tom Rider +44 20 7236 1010


Information of a scientific or technical nature in this document was prepared under the supervision of Alan C. Noble P.E., an independent Qualified Person under the Canadian National Instrument 43-101.  The open pit mineral resource was prepared by Alan C. Noble, P.E.  The open pit mineral reserve was prepared by William L. Rose, P.E., an independent Qualified Person working under the direction of Mr. Noble. Mr. Noble has verified the data disclosed, including sampling, analytical, and test data underlying the information or opinions contained in this announcement in accordance with standards appropriate to their qualifications.

Download the NI 43 101 Technical Report Riotinto Copper Project in Huelva, Spain.