What minerals are in obsidian rock? On what basis are sedimentary rocks identified? What are metamorphic rocks used for? What are the two textures of metamorphic rocks? What is the mineralogy of granite? In what section(s) of the rock cycle are gemstones formed?
Answer and Explanation:1 The size of the mineral can tell us about the quality and formation of the mineral, which also influences the appearance of the mineral. This... Learn more about this topic: Minerals | Definition, Types & Examples ...
... They consist essentially of very small crystals of minerals such as plagioclase feldspar, with hornblende or augite, and may contain also biotite, quartz, and orthoclase. Why is cuckoo slang for crazy? A cuckoo is a type of long-tailed bird that's known for laying its eggs in the...
Feldspar refers to a group of related silicate minerals that can contain aluminum and other elements. Feldspar comes in several different colors, including pink, brown, white, gray, and blue.Answer and Explanation: Yes, a cooled magma chamber can produce feldspar, depending on the silica content...