MINERAL PROSPECTS FOR PROMOTING GREENFIELD AREAS
Mineral Resources: Gold - Copper - Iron - Base Metals - Rare Earth Elements Minerals
Cuanza Norte - Uíge - Huambo - Huíla - Namibe - Cunene
IDENTIFYING THE AREA
AREA 1
The area being promoted has mining potential for prospecting Iron Ore, an essential raw material for use in various sectors of the manufacturing industry. It is a greenfield area, the groundwork for which took place during the implemen- tation of the National Geology Plan (PLANAGEO).
Area (Km )
4257
Municipalities
Ambaca, Kiculungo, Negage, Bungo e Puri
Provinces
Cuanza Norte and Uíge
Mineral Resources
Iron Ore
The area is located within sheets SUL B-33-V and SUL C-33-D, at a scale of 1:250,000, where alluvial deposits are identified, containing sands, clays and gravels;
Formation A of the Terreiro Group with feldspathic metaquartzites, feldspathic metagrauvaques, sericite-
-quartz schists and little quartzite, as well as silty slates, claystones from Formation B of the Terreiro Group.
The lower part contains metaquartzites, feldspathic metaquartzites and stratified silty slates; the upper part is characterized by alternations of feldspathic metaquartzites and stratified argillites, part of the Terreiro Group formation.
There are also alkaline granites, unconsolidated sands, laterites of the Kalahari Group, meta-arches, feldspathic metaquartzites, metasiltstones, intercalations of silty slates, phyllites, quartzites and meta-conglomerates of the Lulumba Group and the Uonde Group, with silty claystones, carbonaceous slates, claystones and sericite schists.
In and around the area, there are potential occurrences of kaolin, calcite, limonite, limestone, talc, magnetite, psilomelane and hematite.
RECENT WORK AND RESULTS
The area under promotion has aero-geophysical information on magnetometry and radiometry acquired by means of flight lines with a spacing of 1,000 m and an altitude between 80 to 120 m.
This data, available from the Geological Institute of Angola, can be used as support during the development of geological-mining activities.
The following results were obtained:
- Airborne geophysics (magnetometry and radio- metry);
- Systematic geological mapping at a scale of 1:250,000;
- Regional geochemistry at a scale of 1:250,000;
- Various specific studies relating to areas of special geological interest.
The following maps were produced from the airborne magnetometry and gamma spectro- metry campaign:
- Map of total magnetic field strength corrected for IGRF and reduced to the pole;
- Map of derivatives (1st and 2nd vertical derivati- ves of magnetic field strength);
- Horizontal gradient in Y of the magnetic field intensity reduced to the pole. The same was done for remote sensing. Terrain elevation model (DEM);
- Regional geochemistry at a scale of 1:250,000;
- Various specific studies relating to areas of special geological interest.
- Ternary radiometric map (K, U, Th); Total count radiometric map.
INFRASTRUCTURE AND SERVICES
The region is endowed with essential infrastructure and services for the development of mining projects, such as:
- The area can be reached via National Roads 220, 225 and 309;
- Electricity can be supplied from the connection to the National Electricity Transmission Network;
- The existence of financial services and solid telecommunications structures;
- The Luanda Railway can be used during all stages of geological and mining activities.
IDENTIFYING THE AREA
AREA 2
The area being promoted has mining potential for the prospecting of Rare Earth Element Minerals and Gold, essential raw materials for use in various sectors of the manufacturing industry. This is a greenfield area, the groundwork for which took place during the implementation of the National Geology Plan (PLANAGEO).
Area (Km2)
2734
Municipalities
Ecunha e Londuimbali
Provinces
Huambo
Mineral Resources
Rare Earth Minerals, Gold
REGIONAL GEOLOGY
The area is on the SUL D33D sheet at a scale of 1:250,000, where the Bailundo Granite-Migmatite Complex outcrops, containing granite, gneiss and migmatite rocks. There are also deposits of peneplain and sedimentation of the main plateau with the presence of ferralitized conglomerates, peneplain colluvites, eluvial deposits and alteration of the substrate.
It also identifies fluvial and surface runoff deposits, valley bottom alluvial deposits containing sands, silts and clays; superficial deposits, slope deposits with the presence of blocks, pebbles and sands, as well as colluvial-alluvial deposits containing sands and clays.
Stratigraphically, the area is part of the Oendolongo Group, made up of rocks related to metagrass and metaconglomerates; the Quipungo Cuanza Supergroup – N’gola Group, with the presence of quartzi-tes; the Quipungo Cuanza Supergroup – Utende – Cela Group, containing schists and quartzites.
In and around the area, there are potential occurrences of rocks containing Rare Earth Element Minerals and Gold.
RECENT WORK AND RESULTS
The area under promotion has aero-geophysical information on magnetometry and radiometry acquired by means of flight lines with a spacing of 1,000 m and an altitude between 80 to 120 m. This data, available from the Geological Institute of Angola, can be used as support during the development of geological-mining activities.
The following results were obtained:
- Airborne geophysics (magnetometry and radiometry);
- Systematic geological mapping at a scale of 1:250,000;
- Regional geochemistry at a scale of 1:250,000;
- Various specific studies relating to areas of special geological interest.
The following maps were produced from the airborne magnetometry and gamma spectro- metry campaign:
- Map of total magnetic field strength corrected for IGRF and reduced to the pole;
- Map of derivatives (1st and 2nd vertical derivatives of magnetic field strength);
- Horizontal gradient in Y of the magnetic field intensity reduced to the pole. The same was done for remote sensing. Terrain elevation model (DEM);
- Ternary radiometric map (K, U, Th);
- Total count radiometric map.
INFRASTRUCTURE AND SERVICES
The region is endowed with essential infrastructure and services for the development of mining projects, such as:
- The area can be accessed via National Road 120, which links the city of Huambo to the municiplity of Ecunha;
- The Port of Lobito and the Benguela Railway, which can be used during all stages of geological mining activities;
- The existence of laboratory services to support geological-mining activities, belonging to the Geological Institute of Angola, in Huíla Province;
- Electricity can be supplied from the connection to the National Electricity Transmission Network.
IDENTIFYING THE AREA
AREA 3
The area being promoted has mining potential for Copper prospecting, an essential raw material for use in various sectors of the manufacturing industry. It is a greenfield area, the basic work on which took place during the implementation of the National Geology Plan (PLANAGEO).
Area (Km2)
6086
Municipalities
Camucuio e Bibala
Provinces
Namibe
Mineral Resources
Copper
REGIONAL GEOLOGY
The area lies on Sheet SUL-D-33T, where the Central-West Intra-Eburnean Gneissic-Migmatitic Complex outcrops, containing foliated muscovite leucogranites, heterogeneous biotite granites, banded, sometimes migmatized and orthogneiss, and the Lubango-Munhino Gneissic-Migmatitic Complex, containing variably migmatized paragneisses and orthoderived migmatites of the Terreiro Group.
In the Basic to Intermediate Plutonic Suite of the Namibe-Lubango Region, there are occasionally foliated biotitic ± amphibole tonalites, granodiorites and granites, equigranular pink granites and leucogranites, biotitic ± amphibole granites and granodiorites, porphyroids, medium to coarse grained biotitic granites and granodiorites and fine to medium grained biotitic granites.
In and around the area, there are potential occurrences of rocks containing copper, quartz and other minerals paragenetically associated with copper.
RECENT WORK AND RESULTS
The area under promotion has aero-geophysical information on magnetometry and radiometry acquired by means of flight lines with a spacing of 1,000 m and an altitude between 80 to 120 m. This data, available from the Geological Institute of Angola, can be used as support during the development of geological-mining activities.
The following results were obtained:
- Airborne geophysics (magnetometry and radiometry);
- Systematic geological mapping at a scale of 1:250,000;
- Regional geochemistry at a scale of 1:250,000;
- Various specific studies relating to areas of special geological interest.
The following maps were produced from the airborne magnetometry and gamma spectro- metry campaign:
- Map of total magnetic field strength corrected for IGRF and reduced to the pole;
- Map of derivatives (1st and 2nd vertical derivatives of magnetic field strength);
- Horizontal gradient in Y of the magnetic field intensity reduced to the pole. The same was done for remote sensing. Terrain elevation model (DEM);
- Ternary radiometric map (K, U, Th);
- Total count radiometric map.
INFRASTRUCTURE AND SERVICES
The region is endowed with essential infrastructure and services for the development of mining projects, such as:
- The area can be accessed via National Road 280, which links the municipalities of Camu cuio and Bibala to the city of Moçâmedes;
- The Port of Namibe, Moçamedes Railway and Bibala Logistics Base can be used during all stages of geological and mining activities;
- Existence of financial services and solid telecommunications structures;
- Existence of laboratory services to support geological-mining activities, belonging to the Geological Institute of Angola, in Huíla Province;
- Electricity can be supplied from the connec tion to the National Electricity Transmission Network.
IDENTIFYING THE AREA
AREA 4
The area being promoted has mining potential for the prospecting of Base Metals, an essential raw material for use in various sectors of the manufacturing industry. It is a greenfield area, the groundwork for which took place during the implementation of the National Geology Plan (PLANAGEO).
Area (Km2)
1762
Municipalities
Lubango e Quipungo
Provinces
Huíla
Mineral Resources
Basic Metals
REGIONAL GEOLOGY
The area is located on Sheet SUL D-33O, at a scale of 1:250,000, where the Cunene Anorthosite Complex and the Quipungo-Chitempo metamorphic plutonic complex outcrop, containing anorthosite, gabbro, norite and troctolite rocks, metagabbro and metadiorite rocks, variably migmatized orthogneisses and paragneisses, ocellar porphyroids, biotite granites and granodiorites, porphyroids, foliated granites and porphyroid granites.
There are no pleniplanic deposits or sediments, but there are fluvial and runoff deposits containing sands, clays and gravels, eluvio-alluvial deposits with pebbles, sands and clays, gravitational deposits with white and greyish washed sands, and also yellow-ochre sands, sometimes reddish, which are part of the Upper Kalahari Subgroup, as well as gabbros, microgabbros and dolerites, basalts and dolerites, which occur in the Basaltic Suite Associated with the Cunene Anorthositic Complex.
In and around the area, there are potential occurrences of rocks containing gold, copper, iron-titanium,molybdenum, platinum and titanium.
RECENT WORK AND RESULTS
The area under promotion has aero-geophysical information on magnetometry and radiometry acquired by means of flight lines with a spacing of 1,000 m and an altitude between 80 to 120 m. This data, available from the Geological Institute of Angola, can be used as support during the development of geological-mining activities.
The following results were obtained:
- Airborne geophysics (magnetometry and radiometry);
- Systematic geological mapping at a scale of 1:250,000;
- Regional geochemistry at a scale of 1:250,000;
- Various specific studies relating to areas of special geological interest.
The following maps were produced from the airborne magnetometry and gamma spectro- metry campaign:
- Map of total magnetic field strength corrected for IGRF and reduced to the pole;
- Map of derivatives (1st and 2nd vertical derivatives of magnetic field strength);
- Horizontal gradient in Y of the magnetic field intensity reduced to the pole. The same was done for remote sensing. Terrain elevation model (DEM);
- Ternary radiometric map (K, U, Th);
- Total count radiometric map.
INFRASTRUCTURE AND SERVICES
The region is endowed with essential infrastructure and services for the development of mining projects, such as:
- The area can be accessed via National Road 280, which connects the city of Lubango to the municipalities of Bibala and Namibe, as well as via Lubango City airport;
- The Port of Namibe, the Moçâmedes Railway and the Bibala Logistics Base can be used during all stages of geological and mining activities;
- The existence of laboratory services to support geological-mining activities, belonging to the Geological Institute of Angola, in Huíla Province;
- Electricity can be supplied from the connection to the National Electricity Transmission Network; Existence of financial services and solid telecommunications structures.
IDENTIFYING THE AREA
AREA 5
The area being promoted has mining potential for copper prospecting, an essential raw material for use in various sectors of the manufacturing industry. It is a greenfield area, the basic work on which took place during the implementation of the National Geology Plan (PLANAGEO).
Area (Km )
1442
Municipalities
Chibia, Humpata, Lubango e Virei
Provinces
Huíla e Namibe
Mineral Resources
Cooper
REGIONAL GEOLOGY
The area is located on Sheet SUL-D33T at a scale of 1:250,000, where the Epupa-Namibe metamorphic complex outcrops and there are frequent post-kinematic garnet crystalloblasts, growing over the schist foliation defined by biotites.
The crystals have inclusions of rutile and radioactive minerals (essentially zircon), with the formation of small pleochroic halos.
Mineral occurrences of Fe and Ti are quite numerous and are associated with the erosion of the Cunene Anorthosite Complex.
In and around the area, there are potential occurrences of rocks containing Copper, Nickel, Cobalt, Chromium, Zinc and Rare Metals.
RECENT WORK AND RESULTS
The area under promotion has aero-geophysical information on magnetometry and radiometry acquired by means of flight lines with a spacing of 1,000 m and an altitude between 80 to 120 m.
This data, available from the Geological Institute of Angola, can be used as support during the development of geological-mining activities.
The following results were obtained:
- Airborne geophysics (magnetometry and radio- metry);
- Systematic geological mapping at a scale of 1:250,000;
- Regional geochemistry at a scale of 1:250,000;
- Various specific studies relating to areas of special geological interest.
The following maps were produced from the airborne magnetometry and gamma spectro- metry campaign:
- Map of total magnetic field strength corrected for IGRF and reduced to the pole;
- Map of derivatives (1st and 2nd vertical derivati- ves of magnetic field strength);
- Horizontal gradient in Y of the magnetic field intensity reduced to the pole. The same was done for remote sensing. Terrain elevation model (DEM);
- Regional geochemistry at a scale of 1:250,000;
- Various specific studies relating to areas of special geological interest.
- Ternary radiometric map (K, U, Th); Total count radiometric map.
INFRASTRUCTURE AND SERVICES
The region is endowed with essential infrastructure and services for the development of mining projects, such as:
- The area can be accessed via National Road 280, which connects the city of Lubango to the municipalities of Bibala and Namibe, as well as via Lubango City airport;
- The Port of Namibe, the Moçâmedes Railway and the Bibala Logistics Base can be used during all stages of geological and mining activities;
- The existence of laboratory services to support geological-mining activities, belonging to the Geological Institute of Angola, in Huíla Province;
- Electricity can be supplied from the connection to the National Electricity Transmission Network;
- Existence of financial services and solid telecommunications structures.
IDENTIFYING THE AREA
AREA 6
The area being promoted has mining potential for the prospecting of Basic Metals, an essential raw material for use in various sectors of the manufacturing industry. It is a greenfield area, the groundwork for which took place during the implementation of the National Geology Plan (PLANAGEO).
Area (Km2)
1119
Municipalities
Chama e Gambos
Provinces
Cunene e Huíla
Mineral Resources
Basic Metals
REGIONAL GEOLOGY
This area is on the SUL D33C sheet, at a scale of 1:250,000, where the Cunene Anorthosite Complex outcrops, containing anorthosites, gabbros and micro-gabros, titano-magnetite, leucotroctolites, leucogabronorites, leucogabros and leuconorites, sometimes deformed and metasomatized anorthosites.
The Fe and Ti mineral occurrences are quite numerous and are associated with the erosion of the Cunene Anorthositic Complex, corresponding to alluvial-eluvial deposits marked by the presence of ilmenite, titano-magnetite and sometimes magnetite. They correspond to alluvial-alluvial deposits marked by the presence of ilmenite, titano-magnetite and sometimes magnetite forming blocks or shells.
In and around the area, there are potential occurrences of rocks containing Copper, Iron, Titanium and Ornamental Rocks.
RECENT WORK AND RESULTS
The area under promotion has aero-geophysical information on magnetometry and radiometry acquired by means of flight lines with a spacing of 1,000 m and an altitude between 80 to 120 m.
This data, available from the Geological Institute of Angola, can be used as support during the development of geological-mining activities.
The following results were obtained:
- Airborne geophysics (magnetometry and radiometry);
- Systematic geological mapping at a scale of 1:250,000;
- Regional geochemistry at a scale of 1:250,000;
- Various specific studies relating to areas of special geological interest.
The following maps were produced from the airborne magnetometry and gamma spectro- metry campaign:
- Map of total magnetic field strength corrected for IGRF and reduced to the pole;
- Map of derivatives (1st and 2nd vertical derivatives of magnetic field strength);
- Horizontal gradient in Y of the magnetic field intensity reduced to the pole. The same was done for remote sensing. Terrain elevation model (DEM);
- Ternary radiometric map (K, U, Th);
- Total count radiometric map.
INFRASTRUCTURE AND SERVICES
The region is endowed with essential infrastructure and services for the development of mining projects, such as:
- The area can be accessed via National Road 105, which connects the city of Lubango and Ondjiva;
- The Port of Namibe and the Cahama Logistics Base can be used during all stages of geological -mining activities;
- The existence of laboratory services to support geological-mining activities, belonging to the Geological Institute of Angola, in Huíla Province;
- Electricity can be supplied from the connection to the National Electricity Transmission Network;
- Existence of financial services and solid telecommunications structures.
