wackestone


Also found in: Wikipedia.

wackestone

[′wak·ə‚stōn]
(petrology)
A limestone composed of mud (micrite) containing more than 10% particles (grains) with diameters greater than 20 micrometers scattered throughout.
References in periodicals archive ?
This belt contains 9 facies: bioclastic wackestone with pelagic bivalve and foraminifera (O1), coral boundstone (O2), marl with foraminifera (O3), bioclastic mudstone mudstone (O4), bioclastic floatstone (O5), bioclastic packstone (O6), sandy bioclastic packstone (O7), bioclastic packstone to grainstone (O8) and bioclastic grainstone (O9) (Figs.
Petrographically, the dominating thick finely laminated uniform siliceous-carbonate mudstone (MS) oil shale intercalates with variable intervals of grain-bearing oil shale, in which interbeds of proper mudstone alternate with laminae, lenses and thin interbeds of wackestone (WS).
The uppermost part of the stage is represented by fine-grained bioclastic wackestone of the Torremagi Member of the lower Ragavere Formation (Polma et al.
The well exposed Upper Sinemurian, Pliensbachian and Lower Toarcian deposits cropping out in the coastal cliffs of the eastern part of the Asturias region in northern Spain, are represented by a succession of alternating lime mudstone to bioclastic wackestone and marl (Fig.
Arwa (Kimmeridgian to Tithonian) Fm is composed of argillaceous limestone, deep-water lime mudstone, and locally minor packstone, wackestone, grainstone, and black shale.
Las Sedimentitas de Cruces estan constituidas por sublitoarenitas y litoarenitas con fragmentos de cuarzo, feldespato, micas, opacos, circon, epidota y liticos de rocas sedimentarias y volcanicas; intercaladas con biomicritas con textura wackestone, bioesparitas arenosas con textura grainstone y lodolitas arenosas calcareas.
1 Birdbear well in Dunn County reveal carbonate-evaporate cycles consisting of alternating mudstone and dolomudstone beds, and an anhydrite capping carbonate mudstone to wackestone.
Crinoids, Bivalve, Brachiopodal Sandy Wackestone Facies (MF4): This facies is 8m thick and has two beds.
En dicho modelo, la rampa interna estaria constituida principalmente por calizas grainstone ooliticas, peloidales y bioclasticas; la rampa media, por calizas wackestone y packstone con abundantes algas tipo Beresella y esponjas calcareas tipo Chaetetes, y la rampa externa, por calizas wackestone con espiculas de esponjas y calizas micriticas bioconstruidas.
The classification of Dunham, 1962 divides limestone on the basis of texture into grainstone, packstone, mudstone, wackestone and boundstone.