TY - JOUR AU - Tortosa, Amparo AU - Arribas Mocoroa, José AU - Palomares Herranz, Marta PY - 1991 SN - 0305-8719 UR - https://hdl.handle.net/20.500.14352/60253 T2 - Geological Society Special Publication AB - Holocene sands of the Spanish Central System were exclusively derived from plutonic , middle-upper grade and low-grade metamorphic rocks. Modal composition of studied sands is mostly controlled by grain size and source area lithology . Thus, sands... LA - eng M2 - 47 PB - Geological Society of London KW - Quartz deposits KW - Holocene KW - Spanish Central System TI - Quartz grain types in Holocene deposits from the Spanish Central System: some problems in provenance analysis TY - journal article ER -