In any case, the preponderance of evidence suggests that the population of the USSR didnât buy into the filmsâ pulpy propaganda so much as put up with it and maybe even enjoyed it for its simple escapist chicanery. Cosmic Voyage was almost certainly more fun than it was politically inspirational.
biotite. n. 1. (Minerals) a black or dark green mineral of the mica group, found in igneous and metamorphic rocks. Composition: hydrous magnesium iron potassium aluminium silicate. Formula: K(Mg,Fe)3(Al,Fe)Si3O10(OH)2.
Emery stone is a granular metamorphic or igneous rock that is rich in corundum. It is a mixture of oxide minerals, typically corundum, magnetite, spinel and/or hematite. It is the most common form of natural corundum that has been used to manufacture abrasives.The use of emery as an abrasive has declined significantly in the last several decades.ost people are familiar with corundum; however, very few people know it by its mineral name-instead they know it by the names ruby and sapphire.. A gemstone-quality specimen of corundum with a deep red color is known as a ruby..