TY - BOOK ID - 137495892 TI - Beryllium minerals in a pegmatite in the nepheline syenites Ilimaussaq South West Greenland : Rep. 21st Sess. Int.Geol. Congr. Norden. 1960. PY - 1960 PB - Copenhagen s.n. DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:137495892 AB - ER -