Dataset

Specification

Source

Application

Landsat 8 OLI Collection 2 Level-2

Path 165/Row 063; 30 m; dry-season acquisition

USGS EarthExplorer

IOI, CMI, CBI, NDVI; FCCs; IUPI

SRTM DEM 1 Arc-Second Global

~30 m; elevation 292–1,563 m

NASA LP DAAC / USGS

Hillshade, slope, aspect, lineaments, lineament density

GST Geological Maps

1:250,000–1:50,000

Geological Survey of Tanzania; Mantra Resources (2011)

Lithological context; lineament reference

Google Satellite Hybrid

~0.5 m (variable)

QGIS QuickMapServices

Visual basemap for map layouts

QGIS 3.34 LTR

Open-source GIS (GDAL/SAGA)

qgis.org

All preprocessing, raster calculation, structural analysis, cartography