What kind of rocks are found in this map area (sedimentary, igneous, and/or metamorphic)? How many units can you see?Carefully study the relationship between the contour lines and the contact between the limestone and sandstone. What does this tell you about the orientation of these beds?Examine the gabbro unit. What V pattern is formed by the four rivers that cut through this unit? What does this tell you about the orientation of this unit?What is the strike and dip of the sedimentary units in this map area?strike = ____________ dip = _____________ What is the strike and dip of the gabbro dyke?strike = ____________ dip = _____________Draw a cross-section through the map area along the line between points X and Y. Hint: don’t forget to incorporate L.O.T.S.!In point form, describe the geological history of the map area. NMap 3: Four-River Ridge Map Area300700600500600500400400300800Legend (not in order)ShaleLimestoneSandstoneGabbeoMudstone 1Mudstone 2StreamContour interval 100 mScale: 1:5000

Approach to solving the question: Detailed explanation:1. Rock TypesThis map area shows a variety of…

Answered: N Map 3: Four-River Ridge Map Area 300…

9th Edition

ISBN:9780134746241

Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa

Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa

Chapter1: The Study Of Minerals

Section: Chapter Questions

Problem 1LR

Related questions

Question

What kind of rocks are found in this map area (sedimentary, igneous, and/or metamorphic)? How many units can you see?
Carefully study the relationship between the contour lines and the contact between the limestone and sandstone. What does this tell you about the orientation of these beds?
Examine the gabbro unit. What V pattern is formed by the four rivers that cut through this unit? What does this tell you about the orientation of this unit?
What is the strike and dip of the sedimentary units in this map area?
strike = ____________ dip = _____________
What is the strike and dip of the gabbro dyke?
strike = ____________ dip = _____________
Draw a cross-section through the map area along the line between points X and Y. Hint: don’t forget to incorporate L.O.T.S.!
In point form, describe the geological history of the map area.