Ancient Technological History

Earliest References to Iron in Vedic Literature

The earliest literary references to iron in the Indian subcontinent are found in the Yajurveda, where it is referred to as 'Krishna-ayas'.

Primary Reference: NCERT Class XII - Themes in Indian History Part I

Archived: 2016

Updated: 2 Dec 2025

Exam Year

2016

Evidence Source

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The earliest literary references to iron in the Indian Sub-continent are found in the

[CAPF 2016]

Detailed Solution & Historical Context

Concept

The technological transition from the Copper Age to the Iron Age in India is reflected in the linguistic shifts of the Vedic texts.

Authentic Source Evidence

The Yajurveda (c. 1000 BCE) contains the first clear references to iron. It uses the terms 'Krishna-ayas' (black metal) and 'Shyama-ayas' to distinguish iron from copper (Lohit-ayas).

Analytical Breakdown

Option C is Correct: While the Rigveda mentions 'Ayas', it generally refers to copper or bronze. The specific distinction of iron appears first in the Yajurveda.

Significance: This matches archeological evidence of iron usage in the Painted Grey Ware (PGW) culture of the Indo-Gangetic divide.

Conceptual Deep Dive & Logic

"What does the term 'Krishna-ayas' mean?"

It means 'black metal', the term used in later Vedic texts to describe iron.

Examiner's Mindset & Pro-Tip

"The introduction of iron in the Yajurveda era enabled the clearing of dense forests in the Gangetic plain, leading to permanent agriculture and state formation."

Topic Clusters (click to see related topic questions)

Iron Age India 3

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