wacke


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Related to wacke: Arenite, lithic sandstone

wacke

(ˈwækə)
n
(Geological Science) obsolete any of various soft earthy rocks that resemble or are derived from basaltic rocks
[C18: from German: rock, gravel, basalt]
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References in periodicals archive ?
The south side of the harbour Dieffenbach considered to consist of "much fissured wacke and basalt".
Croix belt is a highly deformed Cambrian-Ordovician (Tremadocian to Sandbian) sequence of shale, wacke, and quartzose sandstone; the Fredericton belt is a thick Silurian (Llandoverian to Ludlovian) sequence of wacke, shale, and calcareous sandstone (Ruitenberg 1967; Fyffe and Riva 2001; Castonguay et al.
In the Herron's (1988) classification scheme the analyzed samples make tight cluster and most of them plot inside the shale field in close roximity to the wacke field, whereas a couple of the samples plot in Fe-shale and Fe-sand again showing a close affinity to the shale and wacke (Fig.
Geologically, these claims straddle the contact of a granodiorite intruding high grade metasediments (migmatite) including a narrow bands of wacke of lower metamorphism.
The two samples with more than 15% of matrix were classified as feldspathic wacke (FIGURE 6) whereas the other samples were classified as arenites (FIGURE 6a).
de nuevo WACKE, <<Circumscribere>>, gerechter Preis und die Arten der List, op.
de nuevo WACKE, "Circumscribere", gerechter Preis und die Arten der List, op.
The showings are hosted by hornfelsic wacke and skarn which are cut by late stage, greissenized quartz stockworks carrying Asp (Arsenopyrite) and Au with attendant W, Bi and Mo mineralization.
The middle clastic interval is characterized by shale, siltstone, wacke, and lesser sandstone and breccia, and is tuffaceous in places.
30 South Wacke Drive, Suite 2500, Chicago, IL 60606-7481
4 mm/year (Wellman 1979; Williams 1991) Bedrock Predominantly grey- Predominantly grey- wacke and argillite wacke and argillite (Mutch 1963; Gair (Gair 1967) 1967) Soil parent material Colluvium and loess Colluvium and loess Nearest Met.
Trucker Perry Wacke, 32, of Rotterdam, and chef You Yi, 38, and Ying Yo, 29, of South Woodford, Essex, also face charges.