Thank you very much Barry. I converted the .grd file to a .flt file. Now i
can work with the map. Also your blog at
http://geospaced.blogspot.co.uk/2011/12/reading-afripop-data.html is very
informative.

Thank you very much for your help.

Swagath


On Mon, Apr 29, 2013 at 3:08 PM, Barry Rowlingson <
b.rowlingson@lancaster.ac.uk> wrote:

> On Mon, Apr 29, 2013 at 10:41 AM, Rowlingson, Barry
> <b.rowlingson@lancaster.ac.uk> wrote:
>
> > You could try GeoSoft's Oasis Montaj Viewer (free download) which
> > might be able to export them to something else:
> >
> >
> http://www.geosoft.com/support/downloads/viewers/oasis-montaj-viewer?dnld=333
>
>  Just to confirm that I've just downloaded that and converted a grid
> and read it into R.
>
>  The download is 100Mb, and it only runs on Windows.
>
>  After some menu hunting I loaded the grid file into Montaj viewer and
> converted it to a .flt file, which read into R as a single layer
> raster with decimal values the same as the original raster. The option
> to save as a TIFF out of Montaj Viewer resulted in an integer raster.
>
> Barry
>

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