In the Puranas it is stated that the Lord Himself causes these chakras in the guise of worms. Thus he reveals His presence in Shalagramam through the Chakras. The Vajra keeta worms drill the stones, and make themselves comfortable inside them. Their teeth/nails are said to be harder than granite stones. It is during their soujourn within these stones, the striations are created.

In the Puranas it is stated that the Lord Himself causes these chakras in the guise of worms. Thus he reveals His presence in Shalagramam through the Chakras. The Vajra keeta worms drill the stones, and make themselves comfortable inside them. Their teeth/nails are said to be harder than granite stones. It is during their soujourn within these stones, the striations are created.

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