litharenite

litharenite

[li′thər·ə‚nīt]
(petrology)
A sandstone that contains more than 25% detrital rock fragments, and more rock fragments than feldspar grains.
References in periodicals archive ?
In his scheme majority of the sandstone samples plot on the boundary between greywacke and litharenite field showing a tight linear pattern (Fig.
Fine grain calcareous- ferrogenous immature feldspatic litharenite forms the main composition of the Aitamir formation (Fig.
A logarithmic plot of Na2O/K2O and SiO2/Al2O3 ratios of 20 samples of lithofacies-3 and 4 of the Hangu Formation showed that the lithofacies were predominantly quartz arenite with subordinate quartz litharenite to sub-litharenite (Fig.
The Sandy Lake Formation constitutes the upper part of the group and consists of pillow lavas with interbedded fine to coarse litharenite of felsic volcanic derivation (locally termed 'arkose').
Prediction of engineering properties of selected litharenite sandstone from its petrographic characteristics using correlation and multivariate statistical techniques.
0 (5 Y 5/2 to 7/2) micaceous calcite-cemented litharenite, parallel-laminated, trough and tabular cross-bedded, with thick beds of pebble conglomerate composed of carbonate nodules, sedimentary rock fragments, and chert.
60 metres, was characterized by altered polylithic volcanic breccia and litharenite locally hosting massive base metal clasts up to 4 centimetres in diameter containing chalcopyrite, sphalerite, and galena.
These lithofacies includeLF-1 (Sub Feldsarenite Facies) and LF-2 (Sub Litharenite Facies).
The Stirling Group consists dominantly of andesitic to basaltic lapilli turf, litharenite, and siltstone, with subordinate basaltic flows and breccias, rhyolitic lapilli turf, and rhyolite porphyry (Macdonald and Barr 1993; Barr et al.
The upper part of the unit is dominated by sandstone with carbonaceous quartz-rich litharenite and arkose inter- cross-stratified with subordinate grey siltstone and organic-rich shale.
In the easternmost McCoy Brook Formation basin, an irregular silicified body (5 m in length, 1 m thick) appears to have replaced permeable polymictic coarse litharenite.