A Geoscience Digital Image Library

TitleMuscovite with quartz
DescriptionMuscovite, KAl2(Si3Al)O10(OH,F)2, is a common rock forming mineral and is found in igneous, metamorphic and detrital sedimentary rocks. Muscovite has a layered structure of aluminum silicate sheets weakly bonded together by layers of potassium ions. Sheets of muscovite have a high heat and electrical insulating properties. Its name comes from Muscovy glass, alluding to the Russian province of Muscovy.
LocationUSA ▹ South Dakota. Near Black Hills.
PhotographerShannon Heinle. 2002-02-10.
CollectionUniversity of North Dakota Mineralogy Collection #1465.
Key wordsmuscovite, silicate, insulation
Tech details380 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens.
GeoDIL number2339