Old Stone Quarry of Cserhátszentiván

Kérjük görgess

Kérjük görgessen

This geosite is not open for the public!

The formation is alternating light gray, brownish gray, greenish, and yellowish gray, andesite tuff, lapillic andesite tuff, tuff agglomerate, andesite agglomerate, vesicular, slag gray andesite, with varying grain sizes, often bentonite decomposed binders; red, slag oxyandesite; dark gray-black solid hypertenic augitanite; more subtly grayish-white rhyolite, dacite, andesite mixed tuff and tutit. In the fine-grained formations of the formation, augit, biotite, pumice, in some places toast, fissure and cavity-filling calcite, chalcedony can be recognized macroscopically.