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  2. Jacobsville Sandstone - Wikipedia

    en.wikipedia.org/wiki/Jacobsville_Sandstone

    Jacobsville Sandstone is generally red, due to small quantities of iron oxides, mottled with various pinks, whites and browns. [14] The sandstone exhibits many white streaks and spherical spots, caused by leaching and bleaching, which form sharp boundaries with surrounding colors.

  3. List of sandstones - Wikipedia

    en.wikipedia.org/wiki/List_of_sandstones

    Bäch Sandstone: by the Lake Zürich; Bern Sandstone: quarry sites near Bern in Ostermundigen, Krauchthal and by the Gurten; Bollingen Sandstone (also Buchberg Sandstone, Uznaberg Sandstone, Bollinger-Lehholz Sandstone and Güntliweid Sandstone): Rapperswil-Jona by the Upper Lake Zürich; Grès à cailloux roulés: near Avenches; Grès de ...

  4. Stones of India - Wikipedia

    en.wikipedia.org/wiki/Stones_of_India

    Sandstone from India is available in different colors for interior as well as exterior use. Sandstone products from India include names like Tint Mint, White Mint, Mint Fossils, Modak, Agra Red, Rainbow Sandstone, Raj Green, Teak, Buff Brown, Dhoplur Chocolate, Beige, Dholpur Pink, Lalitpur Pink, Mandana Red, Jodhpur pink, Jodhpur red, and ...

  5. Tonto Group - Wikipedia

    en.wikipedia.org/wiki/Tonto_Group

    In the Grand Canyon, the Tapeats Sandstone is a medium- to coarse-grained, thin-bedded, cliff-forming conglomeratic sandstone that weathers to a tan or reddish-brown. Its thickness varies from very thin or absent where deposited over prominent paleotopographic highs, as much as to 90 m (300 ft) high.

  6. Navajo Sandstone - Wikipedia

    en.wikipedia.org/wiki/Navajo_Sandstone

    Though the park is famous for white domes of the Navajo Sandstone, this dome's color is a result of a lingering section of yellow Carmel Formation carbonate, which has stained the underlying rock. Navajo Sandstone outcrops are found in these geologic locations: Colorado Plateau; Black Mesa Basin; Great Basin province; Paradox Basin; Piceance Basin

  7. Tapeats Sandstone - Wikipedia

    en.wikipedia.org/wiki/Tapeats_Sandstone

    Except where underlain by the Sixtymile Formation, the Tapeats Sandstone is the Cambrian geologic formation that is the basal geologic unit of the Tonto Group.Typically, it is also the basal geologic formation of the Phanerozoic strata exposed in the Grand Canyon, Arizona, and parts of northern Arizona, central Arizona, southeast California, southern Nevada, and southeast Utah.

  8. Case hardening of rocks - Wikipedia

    en.wikipedia.org/wiki/Case_hardening_of_rocks

    Case hardening is a weathering phenomenon of rock surface induration.It is observed commonly in: felsic alkaline rocks, such as nepheline syenite, phonolite and trachyte; pyroclastic rocks, as pyroclastic flow deposit, fine air-fall deposits and vent-filling pyroclastic deposits; sedimentary rocks, as sandstone and mudstone.

  9. Honeycomb weathering - Wikipedia

    en.wikipedia.org/wiki/Honeycomb_weathering

    Honeycomb weathering, also known as honeycombs, honeycombed sandstone, is a form of cavernous weathering that consists of regular, tightly adjoining, and commonly patterned cavities that are developed in weathered bedrock; are less than 2 cm (0.79 in) in size; and resemble a honeycombed structure.