photos and illustrations: 9,197       edited:  6/10/09   
number of web pages: 10,525
sites with Spanish are indicated by # sign.
Student Presentations are excellent mini-lectures.
Opal's Pals  -geology cartoons (141)
Click here for Photo of the Month

NEWEST ADDITION:
Twinned Crystals-Line Drawings (371)

PHYSICAL GEOLOGY                                    HISTORICAL GEOLOGY
vocabulary                                                              fossils
     Physical Geology Illustrated Vocabulary #               Photos of Fossils  (1273)  
     Physical Geology Links                                             Invertebrate Fossil Links
physical geology lectures                                  historical geology lectures
     Student Presentations (134)                                       Student Presentations  (49)
minerals                                                                                  
     Photos of Minerals  (2229)                                                             
     Photos of Minerals by Chemical Groups                REGIONAL  GEOLOGY
     Photos of Bisbee Minerals (388)                                 USA Geology Links-by State
     Photos of Fluorescent Minerals (25)                           USA Geology Maps  (85)
     Crystal Models and Crystals (388)                           Virtual Geology Field Trips (1289)
     Twinned Crystals-Line Drawings (371)                   Regional Geology by Students (46)
     Mineral Identification Lecture                                                                                    
rocks                                                                  PLANETARY GEOLOGY   
     Photos of Rocks (840)                                              meteorites
                                                                                      Photos of Meteorites (113)
ARIZONA GEOLOGY                                          Meteorite Links
     Arizona Geology Links                                              Meteorite Impact References                 
     Geology of Southeastern Arizona                          planets    
     Virtual Arizona Geology Field Trips                         Photos of Lunar Features  (125)
     Bibliography of Arizona Geology                              Mars Photo Links
     Geology of Bisbee- Ransome 1904                            Venus Photo Links
     Stratigraphy of Southeastern Arizona                       Jupiter's Moons-Links
     Geology of the San Pedro Valley                          planetary geology lectures    
     Geologic Maps of SE Arizona                                   Student Presentations (8)
     Interactive Arizona Geology Map (NEW)                interactive Mars Map
                                                                                        Google Mars Map
GEMSTONES                                                      
     Photos of Gemstones (1383)                                             
     Opal Photos (270)                                                  R. WELLER'S GEOLOGY     
     Ocean Jasper Photos  (91)                                         GLG 101-R.Weller's class
     Gemstone Properties                                                 GLG 102-R. Weller's class
     Student Presentations (53)                                         Recent Additions and New Links                                       
     Gemstone Links                                                        
                                                                                 CURRENT GEOLOGY        
MISC. TOPICS                                                        Photocam- Mt. St. Helens 
     Hiking Dangers in Arizona                                        Mexican Volcanoes Updates 
     Specialized Geology References                              Recent Earthquakes-California
     Before and After Photos of Tsunami Effects              Recent Earthquakes for the World 
     Flash Earth                                                                 Large Recent Earthquakes  
     Musical tour of the Universe (fun)**                           USA Radar Weather                           
     Biggest Crystals **                                                     USA Earthquakes  
     Stream Table Links
    Flash Flood Online Video 1 **                          WEBSITE STATISTICS
     Flash Flood Online Video 2***                                   Current Number of Hits  
     Bisbee Mine Tour                                                      New Additions-2009
     Info on Google Earth                                                 Cities of Visitors from USA
                                                                                       Cities of Visitors from Outside USA


For comments, corrections, compliments, complaints, or if you would like to make a photographic
contribution to this project, contact Roger Weller, geology instructor, at wellerr@cochise.edu

If you get down this far on the index page, you might like to visit my collection of
non-academic cartoons by clicking on:   Roger Weller's  Den of Levity
*