Identification_Information: Citation: Citation_Information: Originator: Suzanne W. Nicholson[removed]Originator: Connie L. Dicken[removed]Originator: John D. Horton

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Date: 2006-09-26 13:32:50 Tonalite Granodiorite Quartz monzonite Hornblende Volcanic rock Granite Felsic Syenite Conway granite Petrology Igneous petrology Diorite		Identification_Information: Citation: Citation_Information: Originator: Suzanne W. Nicholson[removed]Originator: Connie L. Dicken[removed]Originator: John D. Horton Add to Reading List Source URL: pubs.usgs.gov Download Document from Source Website File Size: 271,50 KB Share Document on Facebook

	N. OTHER INDUSTRIES 1. Mining (Table N-1) The map indicates location of the Valley’s mining districts. Mining operations in recent years have focused on gold, turquoise, perlite, and volcanic scoria (lava rock). Silver DocID: 1rXKz - View Document
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	Geology 101, Lab Section (20 Points) Your First & Last Name: Geology Lab: The Properties of Minerals & Igneous Rocks DocID: 1rtIh - View Document
	Spatial and temporal patterns in fluvial recovery following volcanic eruptions: Channel response to basin-wide sediment loading at Mount Pinatubo, Philippines Karen B. Gran† David R. Montgomery Department of Earth and DocID: 1rhV5 - View Document
	ROCKS AND THEIR CLASSIFICATION This part of the study guide you will learn how to identify sedimentary, igneous, and metamorphic rocks. A table summarizing the principle means of identification will follow each discus DocID: 1qRlV - View Document