शेषाः काचमणयः ॥ कZ_०२.११.३६ ॥
śeṣāḥ kācamaṇayaḥ
All the remaining (inferior/unspecified stones) are to be treated as glass-gems (paste/imitation jewels).
To create a default legal category for items that do not meet recognized gem standards, simplifying valuation, taxation, and fraud enforcement.
It prevents sellers from marketing unverified stones as precious gems and gives officials a clear basis to downgrade, price, or penalize.