Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Fossil Hominid Sites of South Africa' has mentioned 'Limestone' in the following places:
Occurrence Sentence Text Source
Declared a World Heritage site by UNESCO in 1999,[4] the site currently occupies 47,000 hectares (180xc2xa0sqxc2xa0mi)[5] and contains a complex of limestone caves.
The hominin remains at the Cradle of Humankind are found in dolomitic caves and are often encased in a mixture of limestone and other sediments called breccia and fossilised over time.
The undulating landscape containing the fossil hominid sites of South Africa comprises dolomitic limestone ridges with rocky outcrops and valley grasslands, wooded along watercourses and in areas of natural springs.
The Taung Skull, found in a limestone quarry at Dart Pinnacle amongst numerous archaeological and palaeontological sites south-west of the Sterkfontein Valley area, is a specimen of the species Australopithecus Africanus.