“Other minerals found here are the red ochre, soap stone, white quartz and molding sand.”

“My necklaces are made mainly of semiprecious stones, such as agate, quartz, amber, rock crystal and jade.”

“Around the tourmalines were a dozen more wall plates, including a fine quartz cluster weighing nearly 100 kilograms.”

“There are three chipped stone celts of Smoky Hill jasper in the collection and one of a very well cemented, fine-grained quartzite.”

“The cobbles are dominated by pink quartzite, red sandstone and vein quartz, with minor granite clasts near the contact and rare green clasts.”

“In addition to the volcanogenic sedimentary rocks, there are lenses of limestone, quartzite, shale and sandstone.”

“Associated units are sillimanite-bearing aluminous metasediments, quartzites, and arnphibolites.”

“The major rock types in the Masasi area are granitoid gneisses, marbles, schists and quartzites.”

“A variety of sedimentary lithologies have been metamorphosed including pelites, psammites, quartzites and carbonates.”