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Sand-calcite crystals from Garfield County, Utah
Kenneth A. Sargent, H. D. Zeller
1984, Bulletin 1606
Sand-calcite crystals are found in the Morrison Formation of Jurassic age in south-central Garfield County, Utah. The outcrop area is less than 1 acre, yet the locality contains many fine specimens of single, double, and complex crystals in good hexagonal form. This is the first known occurrence of sand-calcite crystals...
Measured Sections of Upper Paleozoic to Early Tertiary Rocks, Demarcation Point Quadrangle, Alaska
Robert L. Detterman
1984, Open-File Report 84-370
Introduction Twelve sections of upper Paleozoic to early Tertiary rocks from the Demarcation Point quadrangle and the northern edge of the Table Mountain quadrangle are presented. These measured sections include the type sections for the Joe Creek Member of the Echooka Formation (Section 11), the Bathtub Graywacke and Kongakut Formation (Section...
The Mid-Cretaceous Frontier Formation near the Moxa Arch, southwestern Wyoming
E.A. Mereweather, P.D. Blackmon, J.C. Webb
1984, Professional Paper 1290
The Frontier Formation in the Green River Basin of Wyoming, Utah, and Colorado, consists of sandstone, siltstone, and shale, and minor conglomerate, coal, and bentonite. These strata were deposited in several marine and nonmarine environments during early Late Cretaceous time. At north-trending outcrops along the eastern edge of the overthrust...
Trepostome and cystoporate bryozoans from the Lexington Limestone and the Clays Ferry Formation (Middle and Upper Ordovician) of Kentucky
O.L. Karklins
1984, Professional Paper 1066-I
The Lexington Limestone and the Clays Ferry Formation of Kentucky contain an abundant and diversified fossil invertebrate fauna. This report is concerned with the trepostome and cystoporate bryozoans that constitute a major part of that fauna. The Lexington Limestone, largely a biofragmental fossiliferous limestone, rests disconformably on the Tyrone Limestone...