5 th year Geography Learning Outcome Identify the economic value and uses of Rocks Examine Human Interaction with the Rock Cycle during the process of Quarrying Economic Value of Rocks Recreation ID: 236886
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Slide1
Human Interaction with the Rock Cycle
5
th
year GeographySlide2
Learning Outcome
Identify the economic value and uses of Rocks
Examine Human Interaction with the Rock Cycle during the process of QuarryingSlide3
Economic Value of Rocks
Recreation;
Hill walking, Climbing
Tourism;
Burren
Decorative Pieces;
Fireplaces, Headstones, Worktops
Construction Materials;
Gravel, Limestone
Metals;
Lead, Zinc, Gold
Energy Source;
Coal, Oil, Gas, GeothermalSlide4
Uses of Certain Rocks
Rock
Use
Basalt
Road Chippings
Sand
Glass
Limestone
Fertiliser
Slate
Roofing
Coal/Oil
Heating
China Clay
PotterySlide5
Quarrying
Important Resources
Construction Industry
Granite, Limestone and Marble are the most common rocks quarried in IrelandSlide6
What is Quarrying?
Removal of Rocks from the Earths Surface
400 active quarries in Ireland
In recent year with the improved developments in infrastructure in Ireland, there has been an increased demand for quarried materialsSlide7
Chapter 5: The Rock Cycle
Methods of quarrying
I.
Plug and feather
drilling holes
split the rock
extracting large pieces, e.g. floor covering
II.
Explosive
extracting large and small pieces of rock
III.
Channelling
machinery cuts large slices of rock
metamorphic rock such as
marbleSlide8
Chapter 5: The Rock Cycle
Positive impacts of quarrying
Direct employment
Construction
Indirect employment Slide9
Chapter 5: The Rock Cycle
Negative impacts of quarrying
Visual pollution
Noise pollution
Heavy machinery damage to infrastructure
Dust pollution
Water pollution
Disused quarries Slide10
Case Study; Carrara
Marble
Tuscany, Italy
White or blue-grey
marble
Used since the time of ancient Rome
Statue of David – Michelangelo
Exported all around the world
Construction of buildings
Warm countries
Reflect light
Create an air of coolness Slide11
Major Case Study
Tara Mines, Co Meath.Slide12
Homework
Pg 59 – 61
Q; 1, 6, 7, 10
In Exercise Copy