Geologic Time Links                 
Cochise College         

Geology Home Page

Roger Weller, geology instructor   

wellerr@cochise.edu
copyright 2015-R.Weller 
return to: Fossils

Sir Henry Raeburn - James Hutton, 1726 - 1797. Geologist - Google Art Project.jpg
James Hutton

last edited:  12/2/15     Number of links: 92

 
Overviews of Geologic Time
 
     Geology Needs a Time Scale-  excellent
     Geologic Time and Earth History-  excellent

Relative Age Dating

Relative Age Dating Overviews
     Relative Age Dating-
   Good

     Rules for Relative Dating
     Sedimentary Rock Structures-  Good

 
Principles of Stratigraphy
     Stratigraphic Laws

     Steno's Principles of Stratigraphy
     Steno's Laws
     Fundamental Concepts- Relative Dating
     What is Stratigraphy?
     History of Stratigraphy-   Detailed

Principle of Superposition
     Law of Superposition
- Wikipedia
     How Can We Apply The Law of Superposition?

     Superposition in Archaeology

Principle of Original Horizontality
     Principle of Original Horizontality-Wikipedia

     Principle of Original Horizontality

Principle of Original Lateral Continuity
     Principle of Lateral Continuity- Wikipedia
     Law of Lateral Continuity
     Principle of Original Lateral Continuity

Principle of Cross-Cutting Relationships
     Principle of Cross-Cutting Relationships- Wikipedia
     Example of Cross-Cutting Relationships
     Fault Examples of Cross-Cutting Relationships


Principle Of Inclusions
     Law of Included Fragments- Wikipedia
     Principle of Inclusions- YouTube Video
     Principle of Inclusions 2-  YouTube Video

Principle of Faunal Succession
     Principle of Faunal Succession- Wikipedia
     History of the Principle of Faunal Succession
     William Smith and the Principle of Faunal Succession
     Principle of Faunal Succession
 

Absolute Time Dating Techniques

Radiometric Dating Overview
     radiometric Dating- Wikipedia     good
     Radiometric Dating and the Geologic Time Scale - a review of proper and improper uses
     Radiometric Dating- USGS

     Radiometric Dating Methods
     Radiometric Dating-  YouTube Video
     Chronometric Techniques
     Radiometric Age Dating

Radioactive Half-Life
     Radioactive Half-Life

     Half-Life- Wikipedia
     Half-Lives of Radioactive Isotopes
     Simple Explanation of Half-Life

Carbon-14 Dating
     Carbon-14 Dating

     Detailed Explanation of Radiocarbon Dating
     Radiocarbon Dating- Wikipedia
     How Old Is It?- Carbon-14

Potassium-Argon Dating
     Potassium-Argon Dating- Wikipedia

     Chronological Methods- Potassium-Argon dating
     Potassium-Argon Dating Techniques- About.com
     Potassium-Argon Dating- YouTube Video
     Potassium-Argon Dating- Archaeo-Info

Uranium-Lead Dating
     Uranium-Lead Dating- Wikipedia

     Uranium-Lead Dating- About.com
     Uranium-Lead Dating Gives Date for Permian Extinction

Strontium-Rubidium Dating
     Rubidium-Strontium Dating- Wikipedia

     Rubidium-Strontium Dating of Meteorites


Fission Track Dating
 
   Fission Tack Dating- Wikipedia
    Short Course in Fission Track Dating

Geologic Time Scale
 
     Geologic Time Scale- Wikipedia
     Geologic Time Scale with Dates- Good
     Origins of the Geologic Time Scale
     Geologic Time Scale- Geology.com
     GSA- Geologic Time Scale Poster

     The Geologic Time Scale- USGS
     The Geologic Time Scale- University of Calgary
     Life Forms and the Geologic Time Scale
     History of the Geologic Time Scale
     Geologic Time Scale- YouTube Video
     Development of the Geologic Time Scale

Famous Geologists Involved with Geologic Time

Niels Stensen/ Nicolas Steno
     Nicolas Steno- Wikipedia

     Fossils and the Birth of Paleontology: Nicolas Steno
     Nicolas Steno
     History of Geology-Nicolas Steno

James Hutton
     James Hutton- Wikipedia

     James Hutton- The Father of Modern Geology
     Rocky Road- James Hutton
     Uniformitarianism and James Hutton


William Smith
     William Smith (Geologist)-
  Wikipedia
     William Smith
     William Smith- History of Geology
     William Smith- Father of English Geology


Charles Lyell
     Charles Lyell- Wikipedia

     Charles Lyell- Geologist
     Uniformitarianism-Charles Lyell
     Charles Lyell- Principles of Geology


Georges Cuvier

     Georges Cuvier- Wikipedia
     Georges Cuvier
     The Victorian Web- Georges Cuvier
     Baron Georges Cuvier

John Playfair
     John Playfair- Wikipedia

     John Playfair- Biography
     Significant Scots- John Playfair   detailed

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