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Home/Anthropology/Mains PYQ/2025/Paper II/Prehistoric Archaeology
UPSC MainsAnthropology Optional Paper II 2025 10 Marks Model Answer Available

Soanian Cultural Tradition — 2025 Paper II

Question · 2025 · Paper II · 10 Marks

'Soanian cultural' tradition

Model Answer

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Introduction

The Soanian or Sohanian tradition is a pebble–core stone-tool tradition named after the Soan River in the Potwar Plateau of present-day Pakistan. It was systematically described by Helmut de Terra and T.T. Paterson in Studies on the Ice Age in India and Associated Human Cultures (1939). H.D. Sankalia regarded it as an important example of regional adaptation to the ecology and raw materials of the Siwalik foothills.

Distribution and Environment

Its main distribution extends across the Potwar Plateau and the sub-Himalayan tract of Pakistan and north-western India, including parts of Punjab, Himachal Pradesh and Jammu. Sites commonly occur on river terraces, gravel deposits and piedmont valleys where water-worn quartzite pebbles and cobbles were readily available.

Typology and Technology

The characteristic artefacts include:

  • unifacial choppers and bifacial chopping tools;
  • discoidal and irregular cores;
  • scrapers, points and numerous flakes;
  • occasional handaxes and cleavers.

Most tools were produced from quartzite pebbles and cobbles through hard-hammer percussion. Compared with the Acheulian, symmetrical handaxes and cleavers are generally less prominent.

Classical Cultural Sequence

De Terra and Paterson correlated river terraces with Himalayan glacial–interglacial phases and proposed:

Pre-Soan → Early Soan → Middle Soan → Late Soan

The sequence supposedly moved from crude pebble tools to increasingly refined flake tools, including Levallois-like forms.

Critical Reassessment

The classical sequence is now treated cautiously because most Soanian sites are surface or reworked river deposits. Tectonic activity and river re-cutting make terrace correlation unreliable.

Modern studies further suggest that:

  • Soanian and Acheulian artefacts sometimes occur in the same sub-Himalayan region;
  • technological variation may reflect raw material, ecology and function rather than separate populations;
  • the Toka assemblage and studies by Parth Chauhan and Stephen Lycett reveal significant Mode 3 or Levallois elements;
  • some Soanian assemblages may be late Acheulian or post-Acheulian rather than an earlier Mode 1 tradition.

The nearly 1.9-million-year-old evidence from Riwat concerns a possible early Mode 1 occupation, but it should not be used to date the entire Soanian tradition.

Conclusion

The Soanian is best regarded as a broad and internally variable pebble–core techno-complex, not as a securely dated linear culture. Its significance lies in demonstrating technological and ecological diversity within the South Asian Palaeolithic.

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