
GeoSphere
Replacement of the geoheritage plaque at Cogmans Kloof
April 16, 2023
Topic: Geosites

The original plaque pictured (above) was removed along with the plinth during the upgrade of the recent road works along the route between Motagu and Ashton.
The task to replace the plaque has been resurrected and John Rogers and I have undertaken to get this done.
GSSA Geoparks Update
Marcia van Aswegen 16 June 2025
I was invited to the offices of the Department of Forestry, Fisheries and the Environment (DFFE) in Pretoria at the end of 2024. Mr Vongani Maringa has been passionately motivating for the Geoparks Programme within South Africa for more than a decade. The Blyde River Biosphere already has an established management authority (under the UNESCO Man and Bioshere Programme). It is proposed that this area be progressed toward a formal Global Geopark.
Khodani Matshusa and Llewellyn Leonard (Researchers at the University of South Africa, under the Department of Environmental Sciences focusing on Geoheritage, Geoparks, and Geotourism research and development) published a comprehensive review of global governance models that could be applied in South Africa. The review article is entitled “Proposed Governance Model for Geotourism and Geoheritage in South Africa and the Implications for Africa” and was published online in January 2023…
Update from Patricia
Geology outing with Constantia Waldorf School Grade 6 learners
Date of excursion: 24 June 2025
On the 24th of June, I helped with an excursion to look at the geology of the Cape Peninsula. The children had been given a good foundation in class, and one of the parents put together a short worksheet that was used as guidance. We stopped at Boyes Drive, St. James Beach, Chapman’s Peak Drive, Camps Bay and the Sea Point Contact. We discussed the formation of sedimentary, igneous and metamorphic rocks, and I explained some ways of recognising them in the field. We found the signage at Chapman’s Peak Drive and the Sea Point Contact helpful. I also used the geo-site pamphlets that are available on the GSSA website as reference material for the discussion. Thanks to the school for arranging the outing, and to the GSSA for making the reference…

