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Ministry of Energy Mines and Responsible for Core Review

082LNE Geological Legend

 

Revelstoke

QUATERNARY
     PLEISTOCENE AND RECENT

Qal

Unconsolidated glacial, fluvial and alluvial deposits
TERTIARY
     EOCENE
KAMLOOPS GROUP

EKv

Andesite, basalt, dacite, trachyte flows, breccias and tuffs

EKs

Conglomerate, sandstone, shale; minor coal and tuff
     LATE PALEOCENE TO EARLY EOCENE

PEg

Leucogranite and pegmatite
CRETACEOUS AND/OR TERTIARY(?)

KTg

Leucocratic biotite and biotite muscovite granite, quartz monzonite, pegmatite and aplite; locally includes granitic gneiss and/or abundant screens of country rock, in whole or in part may be equivalent to unit PEg

KOOTENAY TERRANE

DEVONIAN

Dog,Dgn

Granodioritic orthogneiss, granitic gneiss; minor pegmatite
LOWER PALEOZOIC
LARDEAU GROUP
IPb BROADVIEW FORMATION: Biotite muscovite schist and minor schistose quartzite
IPj JOWETT FORMATION: Amphibolite
IPi INDEX FORMATION: Grey and brown biotite muscovite schist, black phyllite; minor marble
LOWER CAMBRIAN

ICb

BADSHOT FORMATION: Grey and white limestone
EAGLE BAY ASSEMBLAGE
HADRYNIAN(?) TO PALEOZOIC

HPEB

Undivided quartzite, micaceous quartzite, siliceous phyllite, garnet-mica-quartz schist, greenstone, chloritic phyllite, chlorite schist, limestone, argillite, slate and conglomerate
MOUNT IDA ASSEMBLAGE
LOWER PALEOZOIC

IPS

Sicamous Formation: calcareous black phyllite, graphitic phyllite, dark grey limestone, argillaceous and phyllitic limestone; lesser amounts of chloritic schist and sericite quartz schist
HADRYNIAN AND/OR PALEOZOIC

HPSC

Silver Creek Formation: pelitic and semipelitic schist, quartzite, micaceous quartzite and calcareous quartzite; lesser limestone, marble and amphibolite
SHUSWAP ASSEMBLAGE
PROTEROZOIC AND/OR PALEOZOIC

PPS

Undivided quartzofeldspathic gneiss, biotite quartz schist (commonly with sillimanite, kyanite, garnet or staurolite), amphibolite, quartzite, marble and skarn; abundant and locally dominant pegmatite, muscovite granite, granodiorite, and granodioritic to tonalitic gneiss that may range from Paleozoic to Tertiary in age: PPSm - marble and diopsidic marble with lesser calcsilicate gneiss and amphibolite; PPsmh - marble and hornblende gneiss; PPSq - quartzite

MONASHEE TERRANE

PROTEROZOIC TO (?) LOWER PALEOZOIC
MONASHEE COMPLEX

PM

Undivided; Basement orthogneiss and paragneiss overlain by quartzite, calcsilicate gneiss, marble, quartz feldspar paragneiss, pelitic schist and minor amphibolite (units below are not in stratigraphic order)

PMp

Biotite-quartz-feldspar paragneiss; layered gneiss; garnet schist and gneiss; sillimanite schist and impure quartzite
PMcs Calcsilicate gneiss, amphibolite, marble, schist, quartzite
PMq Quartzite, mica schist; carbonate-diopside quartzite
PM1 Basal unit (PM1q -basal quartzite)
LOWER PROTEROZOIC
CORE GNEISS
IPogn Orthogneiss
IPpgn Paragneiss

Geological map and legend compiled from:

Bosdachin, R. and Harrap, R.M. (1988): Stratigraphy and structure of the Monashee Complex and overlying rocks adjacent to the Trans-Canada Highway, west of Revelstoke, B.C.; in Current Research, Part E, Geological Survey of Canada, Paper 88-1 E, pp. 19-23.

Coleman, V.J. (1989): The Cariboo duplex at the southern boundary of the Monashee Complex, southern British Columbia; in Current Research, Part E, Geological Survey of Canada, Paper 89-1 E, pp. 89-93.

Johnson, B.J. (1990): Geology Adjacent to the Western Margin of The Shuswap Metamorphic Complex; B.C. Ministry of Energy, Mines and Petroleum Resources, Open File 1990-30.

Jones, A.G. (1959): Vernon Map Area, British Columbia; Geological Survey of Canada, Memoir 296.

Okulitch, A.V. (1979): Geology, Thompson-Shuswap-Okanagan Region, South-Central British Columbia; Geological Survey of Canada, Open File 637, Scale 1.250,000.

Okulitch, A.V. (1989): Revised stratigraphy and structure in the Thompson-Shuswap-Okanagan map area, southern British Columbia; in Current Research, Part E, Geological Survey of Canada, Paper 89- 1 E, pp. 51-60.

Okulitch, A.V. and Woodswol1h, G.J. (1977): Geology, Kootenay River, British Columbia, Alberta, United States; Geological Survey of Canada, Open File 481, Scale 1 :1,000,000.

Read, P .B. (1979): Geology and Mineral Deposits, Vernon East, British Columbia; Geological Survey of Canada, Open File 658, Scale 1:100,000.

Reesor, J.E. and Moore, J.M.(Jr.) (1971): Petrology and Structure of Thor-Odin Gneiss Dome, Shuswap Metamorphic Complex, British Columbia; Geological Survey of Canada, Bulletin 195.

Schiarizza, P. and Preto, V.A. (1987): Geology of the Adams Plateau-Clearwater-Vavenby area; B.C. Ministry of Energy, Mines and Petroleum Resources, Paper 1987-2.

Wheeler, J.O. and McFeely, P. (1991): Tectonic Assemblage map of the Canadian Cordillera and adjacent parts or the United States of America; Geological Survey of Canada, Map 1712A, Scale 1:2,000,000.

See Revelstoke (082LNE) Summary Sheet for an overview of the map area and additional regional references.

Positions of all geological contacts are approximate. In the case of an apparent disagreement between an occurrence’s geological location on the map and its stratigraphic setting given in the MINFILE documentation, the latter should be given priority.