Mine detail: Mamao

Previously called 'Serra Das Andorinhas'

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Location

Lat / long:

-7.43691, -49.81412

Resource(M)

Primary:	Gold
Ore:	Gold, Pyrite, Pyrrhotite
Gangue:	Quartz, Tourmaline
Discovery year:	1978

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Small
Development status:	Producer

Geology

Host rock:	Babacao Sequence, Xingu Complex
Host type:	Metavolcanic Rock
Associated rock:	Gemaque Sequence, Rio Fresco Formation;;Goiaba Sediments
Associated type:	Siltstone,Sandstone,Dolomite,Chert
Structure:	Andorinhas Syncline
Tectonic:	Greenstone Belt

References

MRDS	TC40851
DEP	10065512
Reference	{Deposit:: DA SILVA, A.R.B., DE CAMPOS, A.A., 1988, DEPOSITOS DE OURO DA SERRA DAS ANDORINHAS, RIO MARIA, PARA, IN PRINCIPAIS DEPOSITOS MINERAIS DO BRASIL, EDS. C. SCHOBBENHAUS AND C.E.S. COELHO: MINISTERIO DAS MINAS E ENERGIA, BRASILIA, V. III, P. 559-567}{Other Database:: CIMRI}
Reporter	Page, Norman J.