Geoscientific Data
Plate Boundaries
data: geographical coordinates (geogr. degree) of present day plate boundaries and the location of extinct ridges
geogr. location: global
data type: line data
file format: ASCII- file
file size: 51 KByte
example from data file:
C 90 1 1 NANSEN RIDGE
C 114 0.0 -999.9 RI 0 301 120
125.5500 77.264
125.2600 78.020
download: file
source: D. R. Müller et al., Scripps Institution of Oceanography, University of California, La Jolla (available via anonymous ftp: ftp://geodc.agg.emr.ca/products/agegrid)
correlated information: http://gdcinfo.agg.nrcan.gc.ca/app/agegrid.html
Age of Ocean Floor
data: isochrons (age of ocean floor), geograph. location, age (Mio a)
geogr. location: global
data type: line data
file format: ASCII- file
file size: 90 KByte
example from data file:
C
C 295 1 1 ISOCHRON 5 NORTH AMERICA/AFRICA
C 101 10.4 -999.0 IS 5 714 140
101 1
-31.4735, 39.4239 10.400
-31.9098, 38.5294 10.400
-32.0539, 38.5243 10.400
-32.4510, 37.7771 10.400
download: file
source: Müller, R.D. et al. (1996); Scripps Institution of Oceanography, University of California, La Jolla (available via anonymous ftp at ftp://geodc.agg.emr.ca/products/agegrid), update (version 1.3) included in database: Dec. 1997
correlated information:ageinfo.html, http://gdcinfo.agg.nrcan.gc.ca/app, http://gdcinfo.agg.nrcan.gc.ca/app/agegrid.html
Age of Ocean Floor
data: age of ocean floor
geogr. location: longitude: from 120° to 60° W, latitude: from 60° to 0° S
data type: grid data, grid size 0.1° x 0.1°
file format: ASCII- file
file size: 1.1 MByte
example from data file:
601 601
-.1200000E+03 -.6000000E+02
-.6000000E+02 .0000000E+00
ZS=300
-.2121306E-05 .3000000E+03
.4094690E+02 .4116760E+02 .4138800E+02 .4161120E+02 .4183470E+02
.4205800E+02 .4227850E+02 .4250350E+02 .4272610E+02 .4295030E+02
.4317520E+02 .4340000E+02 .4362620E+02 .4385050E+02 .4407680E+02
download: file
source: Müller, D. (available via anonymous ftp at ftp://beryl.es.usyd.edu.au)
correlated information:ageinfo.html, http://gdcinfo.agg.nrcan.gc.ca/app, http://gdcinfo.agg.nrcan.gc.ca/app/agegrid.html