NI 43-101 Technical Report for the Ptarmagin Project in North America dated March 2012 (Q28988): Difference between revisions

of the Moyie-Dibble Creek Fault between the Early Cambrian and Late Devonian. Subsequent uplift of

site, mineralization is hosted in marble of the Lower Cambrian Badshot Formation. There are three ore

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Devonian Period

parautochthonous terrane comprised of Helikian to Middle Devonian age strata. The stratigraphy of the area

Moyie-Dibble Creek Fault between the Early Cambrian and Late Devonian. Subsequent uplift of the area to the south

igneous rocks in the area. Andesitic volcanic rocks are Devonian in age, and hosted in the Mount Forster

(Laramide Orogeny), and Eocene trans-tension. Helikian to Devonian extension and passive margin development

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Cretaceous Period

Cordilleran Orogeny, from the Middle Jurassic to Late Cretaceous, these strata were thrust eastwards and

with the Laramide Orogeny, spanning the Jurassic to Cretaceous, 160-60 Ma (Lydon, 2007). The East Kootenay

this period is related to a Late Jurassic to Early Cretaceous event of sinistral transpression and

Cretaceous event of sinistral transpression and Late Cretaceous to Palaeocene dextral transpression;

events, granitic plutonism occurred during the Mid-Cretaceous, 115-90 Ma (Cook and Van der Velden,

cratonic North America during the Late Jurassic to Early Cretaceous (Cook and Van der Velden, 1995; Paiement

propagated eastward during a period of Jurassic to Cretaceous contraction. This contraction resulted

the Proterozoic sedimentary pile. During the Late Cretaceous and Early Tertiary, deformation further

ultramafic dykes. The Horsethief Creek Batholith is Middle Cretaceous in age; with intrusive ages that range

This structure was subsequently plugged by the Late Cretaceous Horsethief Creek Batholith. The root

compressional structures are transtensional late Cretaceous to Tertiary structures. Pope (1990) notes

associated with felsic intrusions, correlated to the Cretaceous Bayonne Magmatic Suite, that intrude

lead and zinc veins that are interpreted to be Late Cretaceous to Early Tertiary in age. Proterozoic

Supergroup. In contrast, mineralization associated with Cretaceous to Tertiary veins are interpreted to

the host rocks along the Kootenay Arc during the Cretaceous and are correlated to the Bayonne Magmatic

from the Delphine Panel, subsequently plugged by the Cretaceous Horsethief Creek Batholith to the north

share a similar tectonic history during the late Cretaceous to Tertiary when mineralization in these

These faults are likely Tertiary in age as they cut Cretaceous age folds and thrust faults and appear

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Jurassic Period

sequences. During the Cordilleran Orogeny, from the Middle Jurassic to Late Cretaceous, these strata were thrust

associated with the Laramide Orogeny, spanning the Jurassic to Cretaceous, 160-60 Ma (Lydon, 2007). The

2007). Deformation during the Laramide Orogeny (Late Jurassic to Tertiary) was dominated by compressional

features found within the Purcell Anticlinorium are Jurassic to Tertiary in age, and formed in association

Deformation during this period is related to a Late Jurassic to Early Cretaceous event of sinistral

terrane with cratonic North America during the Late Jurassic to Early Cretaceous (Cook and Van der Velden,

faults were propagated eastward during a period of Jurassic to Cretaceous contraction. This contraction

convection. The second event occurred during the Late Jurassic to Tertiary Laramide Orogeny. Porphyry-style

HelikianDevonian extension and development of a passive margin, Jurassic-Paleocene contraction (Laramide Orogeny),

stratigraphic thickness of units across fault systems. Jurassic-Paleocene contraction is characterized

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Triassic Period

kimberlitic to lamprophyric affinities, and are Permo-Triassic (245 Ma) in age. These small intrusive

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GDDID

620cf223ad0e9c819b050d89

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P97 (Deleted Property)

4530692:5KFXKAVZ Property P97 not found, cannot determine the data type to use.

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