Noun
A soft Tertiary sandstone; -- applied to a rock occurring in Switzerland. See Chart of Geology.
Source: Webster's dictionaryThe basin type resulting from this subsidence is called a back-arc basin and is usually filled by shallow marine deposits and molasse. Source: Internet
Gustav Steinmann (1906) recognised different classes of orogenic belts, including the Alpine type orogenic belt, typified by a flysch and molasse geometry to the sediments; ophiolite sequences, tholeiitic basalts, and a nappe style fold structure. Source: Internet