КНИГИ НА АНГЛИЙСКИЙ ЯЗЫКЕ, ИМЕЮЩЕЕ ОТНОШЕНИЕ К СЛОВУ «SPHAEROSIDERITE»
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1
Professional paper - United States Geological Survey
In a road cut and quarry near the corner of Twenty-ninth Avenue and Southwest
Boulevard, Spokane, aragonite in slender clear crystals and sphaerosiderite
occur in the vesicles. In a quarry on the southeast face of Fivemile Prairie the ...
Geological Survey (U.S.), 1926
2
United States Geological Survey Professional Paper
It most generally forms small euhedral rhombs, but also some knotlike pellets and
a few well-rounded radially fibrous grains similar to grains of sphaerosiderite. A
few boulder-like masses several inches in diameter are composed almost ...
Sergeant Bluff cores show that sphaerosiderite nodules are arrayed along dark
clay-filled horizontal root traces. Dakota sphaerosiderites are largely free of
detrital inclusions, and comparison with their modern analogues (Stoops, 1983) ...
4
Memoirs. England and Wales: Explanation of Sheet
Dirty coal 6 in Seatearth, coaly at top; sphaerosiderite Mudstone with pink-
mottled bands; rootlets; sphaerosiderite. . Seatearth with sphaerosiderite
Siltstone with sandstone bands; ironstone; plants. . FOURTH CHERRY TREE
MARKER ...
2 3 201 5 Brownish grey to dark grey seatearth . . . . . . 5 11 195 6 Light grey
micaceous siltstone with sphaerosiderite . . 10 0 185 6 Light grey micaceous fine-
grained sandstone . . . . 3 6 182 0 Buff-grey to grey siltstone with sphaerosiderite
and ...
Geological Survey of Great Britain, 1966
6
The Iron Ores of Minnesota: Their Geology, Discovery, ...
But where do such thick beds of sphaerosiderite occur? and. in any case. the
manner in which the sphaerosiderite was formed still remains an unsolved
problem." On pp. 502. 501", is still further discussion on spathic iron, where ideas
similar ...
Newton Horace Winchell, Horace Vaughn Winchell, 1801
7
New Techniques and Technologies in Thin Coal Seam ...
Sphaerosiderite nodules were found locally. Directly above the siltstone a 0.2 to
7.0-meter layer of mudstone is deposited. The highest thickness of the mudstone
is observed in the middle of the panel length. Above the mudstone lays a layer of
...
Artur Dyczko, Jerzy Kicki, Michal Myszkowski, 2011
8
Soils of the Past: An Introduction to Paleopedology
In some cases (botryococcoid algae, megaspores, cuticles, coalified wood)
specimens show marked compaction and in other cases (sphaerosiderite, pyrite
framboids and sclerotinite) little change as a result of compaction. (Bloomfield 1
98 1).
Gregory J. Retallack, 2008
9
Deltaic and shallow marine deposits
Ironstones Concentrations of iron in the Weald Clay occur either as bands of clay
-ironstone nodules, or as accumulations of sphaerosiderite. The clay-ironstones
are associated with and pass laterally into olive-gray and brownish-gray clays; ...
L. M. J U. van Straaten, 2011
10
Journal of Sedimentary Petrology
Sphaerosiderite bearing coarsening — upwards sequence. El-ES (ferruginous
mudstone- siltstone-sandstone facies). (SN 143034), northern limb of Monkstone
syncline, E.C.S. and is considered in some detail (fig. 15). The lower member of ...
