How did the Harappan obtain red colour carnelian?

1.	How did the Harappan obtain red colour carnelian?
Answer» <html><body><p></p>Solution :(i) Archaeologists revealsed that the red colour of carnelian was obtained by firing the yellowish <a href="https://interviewquestions.tuteehub.com/tag/raw-613057" style="font-weight:bold;" target="_blank" title="Click to know more about RAW">RAW</a> material and beads at various <a href="https://interviewquestions.tuteehub.com/tag/stages-1223836" style="font-weight:bold;" target="_blank" title="Click to know more about STAGES">STAGES</a> of production. <br/> (<a href="https://interviewquestions.tuteehub.com/tag/ii-1036832" style="font-weight:bold;" target="_blank" title="Click to know more about II">II</a>) Nodules were chipped into rough shape and then finely flaked into the final shape.</body></html>

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