topic DEM and Rock Types in ArcGIS Spatial Analyst Questions

topic DEM and Rock Types in ArcGIS Spatial Analyst Questions https://community.esri.com/t5/arcgis-spatial-analyst-questions/dem-and-rock-types/m-p/1637989#M12327 <P>Hi,</P><P>DEMs (Digital Elevation Models) are very effective for identifying watersheds, drainage basins , slopes and terrain features. Is it also helpful for identification of rocks types? If yes, how?</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="DEM Västerås" style="width: 999px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/137585i5C7311D3574E6190/image-size/large?v=v2&px=999" role="button" title="DEM-Västerås.png" alt="DEM Västerås" /><span class="lia-inline-image-caption" onclick="event.preventDefault();">DEM Västerås</span></span></P><P> </P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Watershed och ström nätverk.png" style="width: 999px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/137586iC12BE1202B855E4C/image-size/large?v=v2&px=999" role="button" title="Watershed och ström nätverk.png" alt="Watershed och ström nätverk.png" /></span></P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Watershed (2).png" style="width: 820px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/137589i3ADA0098314DEEBF/image-size/large?v=v2&px=999" role="button" title="Watershed (2).png" alt="Watershed (2).png" /></span></P><P>Best,</P><P>Khalil</P> Thu, 31 Jul 2025 13:59:32 GMT Faiez 2025-07-31T13:59:32Z DEM and Rock Types https://community.esri.com/t5/arcgis-spatial-analyst-questions/dem-and-rock-types/m-p/1637989#M12327 <P>Hi,</P><P>DEMs (Digital Elevation Models) are very effective for identifying watersheds, drainage basins , slopes and terrain features. Is it also helpful for identification of rocks types? If yes, how?</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="DEM Västerås" style="width: 999px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/137585i5C7311D3574E6190/image-size/large?v=v2&px=999" role="button" title="DEM-Västerås.png" alt="DEM Västerås" /><span class="lia-inline-image-caption" onclick="event.preventDefault();">DEM Västerås</span></span></P><P> </P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Watershed och ström nätverk.png" style="width: 999px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/137586iC12BE1202B855E4C/image-size/large?v=v2&px=999" role="button" title="Watershed och ström nätverk.png" alt="Watershed och ström nätverk.png" /></span></P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Watershed (2).png" style="width: 820px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/137589i3ADA0098314DEEBF/image-size/large?v=v2&px=999" role="button" title="Watershed (2).png" alt="Watershed (2).png" /></span></P><P>Best,</P><P>Khalil</P> Thu, 31 Jul 2025 13:59:32 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/dem-and-rock-types/m-p/1637989#M12327 Faiez 2025-07-31T13:59:32Z