coordinate the GeoRef vocabulary with that of the French GEODE and PASCAL databases (produced by the Bureau... a. Geographic Coordinates peridot BA olivine group nesosilicates orthosilicates silicates BT minerals...(BT-NT) relationship is that of a group to an individual in the group, e.g., BT minerals to NT silicates...of the specific minerals in the olivine group, the olivine group is one of several mineral groups in the...reciprocals are: olivine group NA peridot nesosilicates orthosilicates NA olivine group NA nesosilicates silicates
the Bibliog¬ raphy and Index of Geology for 1970: France - stratigraphy Devonian, Ariege, Saint-Barthelemy...indexer who prepared this entry was supposed to use "France" on level 1 and "stratigraphy" on level 2, but...commonly have several variants, such as Great Smoky Group, Great Smoky Conglomerate, Great Smoky Formation...If used on level 1, Term set options are: rock group (carbonate rocks, chemi¬ cally precipitated rocks...was adopted. Broader Term (BT, BX, BA, BZ) - A group of which the Term is a member or an area in which