april 3, 2006 comparison of archaeological and magnetic methods for identification of subsurface...
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April 3, 2006
Comparison of Archaeological and Magnetic Methods for Identification of Subsurface Pre-historic Native
American House Features
Kevin Faehndrich
Michael Rogers
Ithaca College
April 3, 2006
Pre-historic Housing Structure
Ithaca College
April 3, 2006
Cesium Magnetometer
Sensors
Control Unit
Battery Belt
Ithaca College
April 3, 2006 Ithaca College
How a Magnetic Survey Works
http://www.physics.brocku.ca/courses/1p93/images/f21005.jpg
Image Credit:
April 3, 2006
How a Magnetic Survey Works
Earth’s magnetic field
Magneticfield ofburiedobject
Ithaca College
April 3, 2006
Interpretation of Magnetic Data
Image credit:www.cliffdwellingsmuseum.com/phous.gif
Ithaca College
April 3, 2006
Gila Encantada Village Site
Image credit: nature.org/wherewework/fieldguide/projectprofiles/gmh.html
Ithaca College
1460 15805380
5540
Local-X Grid Coordinate (m)
Loc
al-Y
Grid
Coo
rdin
ate
(m)
April 3, 2006
Area Surveyed
Ithaca College1460 1520 1580
Local-X Grid Coordinate (m)
5380
5460
5540 L
ocal
-Y G
rid C
oord
inat
e (m
)
April 3, 2006
Area Surveyed
Ithaca College1460 1520 1580
Local-X Grid Coordinate (m)
5380
5460
5540 L
ocal
-Y G
rid C
oord
inat
e (m
)
April 3, 2006
Conducting a Magnetic Survey
GNGN
Loca
l y-c
oord
inat
e (m
)
Local x-coordinate (m)Ithaca College1478 1498
5440
5500
April 3, 2006
Conducting a Magnetic Survey
1478 1498
5440
5500
Loca
l y-c
oord
inat
e (m
)
Local x-coordinate (m)Ithaca College
GNGN
April 3, 2006
Conducting a Magnetic Survey
GNGN
Loca
l y-c
oord
inat
e (m
)
Local x-coordinate (m)Ithaca College1478 1498
5440
5500
April 3, 2006
Interpretation of Magnetic Data
Image credit:www.cliffdwellingsmuseum.com/phous.gif
Ithaca College
1486 1498
5476
5488
Local-X Grid Coordinate (m)
Loc
al-Y
Grid
Coo
rdin
ate
(m)
April 3, 2006
Interpretation of Magnetic Data
Image credit:www.cliffdwellingsmuseum.com/phous.gif
Ithaca College
1486 1498
5476
5488
Local-X Grid Coordinate (m)
Loc
al-Y
Grid
Coo
rdin
ate
(m)
April 3, 2006
Interpretation of Magnetic Data
Image credit:www.cliffdwellingsmuseum.com/phous.gif
Ithaca College
1486 1498
5476
5488
Local-X Grid Coordinate (m)
Loc
al-Y
Grid
Coo
rdin
ate
(m)
April 3, 2006
Interpretation of Magnetic Data
Image credit:www.cliffdwellingsmuseum.com/phous.gif
Ithaca College
1486 1498
5476
5488
Local-X Grid Coordinate (m)
Loc
al-Y
Grid
Coo
rdin
ate
(m)
April 3, 2006
Magnetic Survey
Ithaca College1460 15805380
5460
5540
Local-X Grid Coordinate (m)
Loc
al-Y
Grid
Coo
rdin
ate
(m)
April 3, 2006
Archaeological Methods
Ithaca College1460 15805380
5460
5540
Local-X Grid Coordinate (m)
Loc
al-Y
Grid
Coo
rdin
ate
(m)
April 3, 2006
Comparison of Results
Ithaca College
•8 suspected pithouses found by both methods
•3 suspected pithouses from magnetic methods not found with archaeological methods
•7 suspected pithouses from archaeological methods not found with magnetic methods
1460 15805380
5460
5540
Local-X Grid Coordinate (m)
Loc
al-Y
Grid
Coo
rdin
ate
(m)
April 3, 2006
Comparison of Results
Ithaca College1460 15805380
5460
5540
Local-X Grid Coordinate (m)
Loc
al-Y
Grid
Coo
rdin
ate
(m)
April 3, 2006
Future Comparisons
Ithaca College1460 15805380
5460
5540
Local-X Grid Coordinate (m)
Loc
al-Y
Grid
Coo
rdin
ate
(m)
April 3, 2006
Corey Cayuga Village Site
Ithaca College
April 3, 2006
Longhouse
Ithaca Collegehttp://www.mtmorriscsd.org/elementary/inside_longhouse.jpgImage Credit:
April 3, 2006
Corey Cayuga Village Site
Ithaca College
960 1020 1080 1140
Local X-Grid Coordinate (m)
5000
5040
980 982 984 986 988 990 992 994 996 998 10005020
5022
5024
5026
5028
5030
20002000.520012001.520022002.520032003.520042004.5 20052005.520066000
6000.5
6001
6001.5
6002
6002.5
6003
Loc
al-Y
Grid
Coo
rdin
ate
(m)
April 3, 2006
Corey Cayuga Village Site
Ithaca College
960 1020 1080 1140
Local X-Grid Coordinate (m)
5000
5040
980 982 984 986 988 990 992 994 996 998 10005020
5022
5024
5026
5028
5030
20002000.520012001.520022002.520032003.520042004.5 20052005.520066000
6000.5
6001
6001.5
6002
6002.5
6003
Loc
al-Y
Grid
Coo
rdin
ate
(m)
April 3, 2006
Complications in Data Analysis
1060 1080 11005020
5040
Local x-grid coordinate (m)
Loca
l y-g
rid c
oord
inat
e (m
)
Ithaca College
April 3, 2006
Complications in Data Analysis
1060 1080 11005020
5040
Local x-grid coordinate (m)
Loca
l y-g
rid c
oord
inat
e (m
)
Ithaca College
April 3, 2006
Complications in Data Analysis
Excavated Plow Scar
Ithaca College
April 3, 2006
Corey Cayuga Village Site
Ithaca College
960 1020 1080 1140
Local X-Grid Coordinate (m)
5000
5040
980 982 984 986 988 990 992 994 996 998 10005020
5022
5024
5026
5028
5030
20002000.520012001.520022002.520032003.520042004.5 20052005.520066000
6000.5
6001
6001.5
6002
6002.5
6003
Loc
al-Y
Grid
Coo
rdin
ate
(m)
April 3, 2006
Complications in Data Analysis
Local x-grid coordinate (m)
Loca
l y-g
rid c
oord
inat
e (m
)
1020 1040 1060
5000
5020
Ithaca College
April 3, 2006
Complications in Data Analysis
Ithaca CollegeLocal x-grid coordinate (m)
Loca
l y-g
rid c
oord
inat
e (m
)
1020 1040 1060
5000
5020
April 3, 2006
Conclusions / Future Work
Ithaca College
Gila Encantada Village Site Corey Cayuga Village Site
April 3, 2006
Acknowledgements: -Dr. Barbra Roth -Dr. Jack Rossen -Greg Shear -Kristiyan Georgiev
Funding: -Ithaca College Anthropology Department -Ithaca College Physics Ford Research Fund -Ithaca College Dana Internship -Ithaca College summer Faculty salary - University of Nevada-Las Vegas Archaeological Field School
Ithaca College
Questions?