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National Geologic Map Database
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  • Usage in publication:
    • Land Creek Formation
  • Modifications:
    • Named
  • Dominant lithology:
    • Schist
    • Limestone
  • AAPG geologic province:
    • Great Basin province
Publication:

Armstrong, R.L., 1968, Mantled gneiss domes in the Albion Range, southern Idaho: Geological Society of America Bulletin, v. 79, no. 10, p. 1295-1314.


Summary:

Named as one of eight formations of Dove Creek Group (new) for exposures in the Albion Range between saddle 1.8 mi north of Mount Harrison in E1/2 sec 32, T12S, R24E and basin of Land Creek on west side of range in E1/2 sec 1, T13S, R23E, secs 6 and 7, T13S, R24E, Cassia Co, ID in the Great Basin province. No type locality designated. Geologic map; mapped at northwest part of Albion Range area. Overlies Ordovician and Cambrian Harrison Summit Quartzite (new) of Dove Creek Group; lower contact placed at base of schist or carbonate with massive quartzite of Harrison Summit. Underlies Ordovician Dayley Creek Quartzite (new) of Dove Creek Group; upper contact placed at base of quartzite. Is about 1,500 ft thick. Consists of blue-gray limestone and an overlying graphitic staurolite-garnet-muscovite-quartz schist near Land Creek. Three mi away north of Mount Harrison, the only carbonate is porphyroblasts of calcite in biotite-muscovite-quartz schist near base; the overlying part is garnet and staurolite-bearing, biotite-muscovite-quartz schist (without graphite) and micaceous conglomeratic quartzite interbeds. Ordovician to Cambrian age.

Source: GNU records (USGS DDS-6; Denver GNULEX).


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

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