Drik Drik Karst Area (3DD) Surface features

See Geol Report, 1999 for discussion of the geology and karst development.


Selected photographs and diagrams

To view full size images, click on the displayed thumbnail image.
C990405.jpg 3DD-4 Collapse Doline. Showing Gambier limestone (left), scree deposits (rubble at bottom of face) and dune limestone (crossbedded calcarenite at top right)

File: C990405.jpg
C990406.jpg 3DD-4 Doline. Showing scree deposits (rubble at bottom of face) unconformably overlain by dune limestone (crossbedded calcarenite at top)

File: C990406.jpg
C990403p.jpg 3DD: Middle doline in group of three large dolines north of the house. The smaller doline of DD-3 is hidden in the trees behind this doline.
(Panorama of C990402 & 03)

File: C990403p.jpg
C990400p.jpg 3DD: Closer view of middle doline in group of three large dolines north of the house. The smaller doline of DD-3 is hidden in the trees to the left.
(Panorama of C990400 & 01)
File: C990400p.jpg
C990404.jpg 3DD-21D: Northern doline in group of three large dolines north of the house.
File: C990404.jpg
C991203p.jpg 3DD-22D: Large subjacent karst subsidence doline on plateau, SW of DD-4.
The plateau is capped by 5-20 m of basalt, overlying the limestone. Numerous dolines, such as this, penetrate the basalt cap. See Geological report for a cross-section of the plateau.
(Panorama of C991202, 03)
File: C991203p.jpg

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