Hajar

Specifications - Hajar Metal Mine, Morocco


Key Data
Producer ofBase metals
Location35km south of Marrakesh, Morocco
OwnershipCompagnie Minière des Guemassa: Omnium Nord Africain (ONA) - 70%; Bureau des Recherches et des Participations Minières (BRPM) - 30%
Geological settingPolymetallic sulphide orebody formed by hydrothermal alteration at boundary of volcano-sedimentary and carbonate sedimentary sequences
Mineral typeBanded pyrrhotite, pyrite, sphalerite, galena and chalcopyrite
Reserve base/gradesAbout 19.3Mt total reserves and resources, averaging 7% zinc, 2% lead and 0.5% copper (2002)
Annual productionRated output of 265,000t/y of base-metal concentrates
Mining methodCut-and-fill with some sub-level caving
Recovery methodUnderground primary crushing followed by further crushing, grinding and flotation to yield three separate concentrates
Employment260
Key Equipment
UndergroundAtlas Copco hydraulic drilling fleet
 Tamrock Toro and Atlas Copco Wagner LHDs
 Getman utility vehicles
 Siemag Transplan hoisting
 Nordberg (Bergeaud) crushers
ConcentratorSvedala Allis and Kumera mills
 Dorr-Oliver and Outokumpu flotation cells
 Eimco thickeners
 Vernay and Larox filters
 Bailey process control system
Featured Suppliers
Putzmeister - Concrete, Paste, Slurry and Mortar Pumps
SIEMAG - Hoisting and Hydrohoisting Technology, Shaft and Slope Hoisting


client logon
Home
Products & Services
Company A-Z
White Papers
Special Reports
Industry News
Advertise With Us
Jobs & Careers
Events & Exhibitions
Newsletter
New On This Site
About Us
Atom FeedRSS Feed
What is RSS?