NI 43-101 Technical Report for the Amizmiz Project in Africa, Morocco dated August 2011 (Q30729): Difference between revisions

polymetallic, oxidized, Au-bearing veins injected in Lower Cambrian limestones. This 43-101 Technical Report

red sandstone units and brick red mudstones. Some Cambrian units are represented by a Lower Cambrian

Cambrian units are represented by a Lower Cambrian volcanic complex including lavas, tuffs

assemblage of polygenic conglomerates. The Middle Cambrian consists of schists and deictic volcanic

Precambrian age. The intense folding which affects the Cambrian rocks of the Amizmiz-Azegour-Erdouz area

tight folding, overthrusting and nappes. The Lower Cambrian metamorphosed limestones and volcanic rocks

Bourg, 1957). Exposed rocks in the Azegour area are of Cambrian to Ordovician in age. They comprised of

rocks. These are in contact to the south with middle Cambrian volcanosedimentary rocks. The Cretaceous

Cambrian volcanosedimentary rocks. The Cretaceous and Cambrian assemblages are separated by an ESE-striking

a major structure: the Amizmiz Fault. The Middle Cambrian volcanosedimentary rocks constitute the

the exposed terrane consists of highly folded Lower Cambrian volcanosedimentary rocks characterized

Archeocyatides (a typical fossil characterizing the lower Cambrian). The most conspicuous lithology is a thick

activity. The lithology ends with the presence of Middle Cambrian greywackes. 22 23 Volcanic rock Limestone MineVroallcizaSenedirciZcriotoenceskcAhzis-Jt/3Limestone Sericite

Charlton (2009). The property also exposes Lower Cambrian volcanic formations varying in composition

Frontal Domain which seems to be limited to the Middle Cambrian and the Az Domain restricted to Lower

Cambrian and the Az Domain restricted to Lower Cambrian massive marbleized limestones. The structures

the possible contact between the Lower and Middle Cambrian volcanosedimentary assemblage, is in fact

thick feldspar-quartz porphyry dyke. This Az Lower Cambrian domain is characterized by impressive high

close proximity to mafic sills injected in Lower Cambrian limestone (marbles). The veins appear as

felsic 26 AMK ISL E W S2 S2 0 2m AZ10K Lower Cambrian White Limestone Grey Limestone Calcareous

Maps produced by Mbrak Taleb. 27 28 Lower-Middle Cambrian Limestone 1 4 Felsic volcanic rock Black

information relative to the alteration of the Lower Cambrian volcanosedimentary rocks and mafic sills

(273±2 Ma; Mrini et al., 1992) is intrusive into Lower Cambrian folded volcanic and sedimentary rocks (limestones

Nevada. 33 34 Fault Paleosurface Silicicalstic Rocks (Cambrian) Skarn Mineralization Porphyric Intrusive

Mineralization Porphyric Intrusive (Cretaceous) Limestones (Cambrian) Carbonate Replacement Sulfide 400 C 300

Hill, granodiorite intruded a recumbent synform of Cambrian dolomites and siliciclastic rocks, elevating

Hill, Nevada, USA Amizmiz, Morocco Complexly folded Cambrian limestone and marble host rock √√ Granodiorite

polymetallic, oxidized, Au-bearing veins injected in Lower Cambrian limestone (see Boily, 2010, 2011). 13.1-

AZ74 G2 AZ5 AZ74 o o' p' p PF PF PF Fold Axis Cambrian Schist Marble Calcareous schist Grey

polymetallic, oxidized, Au-bearing veins injected in Lower Cambrian limestones. The study puts forward general

2 references

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Carboniferous Period

The Hercynian Orogeny involved an Upper Devonian-Carboniferous compression resulting in folding and

hilly terrane constituted of Permo-Triassic and Lower Carboniferous (Visean) sediments. The Permo-Trassic

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Devonian Period

Atlantic ocean. The Hercynian Orogeny involved an Upper Devonian-Carboniferous compression resulting in

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Ordovician Period

Exposed rocks in the Azegour area are of Cambrian to Ordovician in age. They comprised of a series of

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Permian Period

schists and flyschs. The High Plateau zone consists of Permian mesas with a Triassic substrate. We find

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Cretaceous Period

rocks Jurassic Neogene-Quaternary Triassic Eocene Pre-Mesozoic basement Cretaceous Rif Jurassic igneous rocks 8W 6W Fes Amizmiz

subsidence during the Jurassic and much of the Lower Cretaceous in the Atlantic passive margin. This

and the Sub-Atlasic zone is dominated by Jurassic-Cretaceous sediments, the former composed of red

alluvium Post-Eocene alluvium Eocene terrane Upper Cretaceous Lower Cretaceous

terrane Upper Cretaceous Lower Cretaceous terrane Lower Cretaceous-Jurassic

Lower Cretaceous terrane Lower Cretaceous-Jurassic terrane Paleozoic (schist, sandstone)

Follows sporadic outcrops (elongated windows) of lower Cretaceous (Barremian-Aptian) sedimentary rocks.

with middle Cambrian volcanosedimentary rocks. The Cretaceous and Cambrian assemblages are separated

Rocks (Cambrian) Skarn Mineralization Porphyric Intrusive (Cretaceous) Limestones (Cambrian) Carbonate Replacement

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Jurassic Period

Morocco. 16 Spain Rif Middle-Atlas Morocco High-Atlas Cenozoic igneous rocks Jurassic Neogene-Quaternary Triassic Eocene Pre-Mesozoic

Jurassic Neogene-Quaternary Triassic Eocene Pre-Mesozoic basement Cretaceous Rif Jurassic igneous rocks 8W 6W Fes Amizmiz Property

Atlantic ocean and was preceded by Triassic-Lower Jurassic rifting which was followed by massive regional

followed by massive regional subsidence during the Jurassic and much of the Lower Cretaceous in the

Haouz plain and the Sub-Atlasic zone is dominated by Jurassic-Cretaceous sediments, the former composed

Cretaceous Lower Cretaceous terrane Lower Cretaceous-Jurassic terrane Paleozoic (schist, sandstone) Paleozoic

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Triassic Period

Morocco. 16 Spain Rif Middle-Atlas Morocco High-Atlas Cenozoic igneous rocks Jurassic Neogene-Quaternary Triassic Eocene Pre-Mesozoic basement Cretaceous Rif Jurassic

out in the Anti-Atlas and the Moroccan Meseta. The Triassic-Liassic extension was related to the opening

opening of the Atlantic ocean and was preceded by Triassic-Lower Jurassic rifting which was followed

manifested by a hilly terrane constituted of Permo-Triassic and Lower Carboniferous (Visean) sediments.

High Plateau zone consists of Permian mesas with a Triassic substrate. We find massive red sandstone

2 references

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Neogene Period

Morocco. 16 Spain Rif Middle-Atlas Morocco High-Atlas Cenozoic igneous rocks Jurassic Neogene-Quaternary Triassic Eocene Pre-Mesozoic

The late collision of Africa with Europe during the Neogene resulted in the formation of the Rif which

overlain by Mesozoic layers and a thick series of Neogene and Quaternary detritic sediments. 17 The

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Quaternary Period

Morocco. 16 Spain Rif Middle-Atlas Morocco High-Atlas Cenozoic igneous rocks Jurassic Neogene-Quaternary Triassic Eocene Pre-Mesozoic basement Cretaceous Rif Jurassic

Mesozoic layers and a thick series of Neogene and Quaternary detritic sediments. 17 The latter is

Cu, Pb Azegour 31º8’17.5’’N 8º18’45.7’’W Legend Quaternary alluvium Post-Eocene alluvium Eocene

to south, we observe a thick pile of Tertiary to Quaternary sediments with a fan-shaped deposition

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