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Blombos Cave

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Stratigraphy is one of the primary contexts that the archaeologists look at in field work because stratigraphy, combining with the law of superposition, is essential and very helpful in deciphering the approximate time that the antiquities have been under the ground. Beyond that, the stratigraphy also serves in some other functions that help understand the archaeological record profoundly.

During the excavation of the workshop discovered in Blombos Cave, the stratigraphy provides a basic background for the study. First of all, as stated in the source article, the archaeologists used the methods of OSL dating, thermoluminescence dating as well as uranium-series methods to identify the ages of each soil layer, which the archaeologists can further

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