प्रवालकमालकन्दकं वैवर्णिकं च रक्तं पद्मरागं च करटगर्भिणिकावर्जमिति ॥ कZ_०२.११.४२ ॥
pravālakamālakandakaṃ vaivarṇikaṃ ca raktaṃ padmarāgaṃ ca karaṭagarbhiṇikāvarjam iti
珊瑚状、アーマラカの球根状、斑(まだら)で赤い石、ならびにパドマラーガ(ルビー)を数える—ただし karaṭagarbhiṇikā の種は除く。
It marks a known problematic subtype as non-standard, enabling officials to reject it or price it lower without case-by-case argument.
Because appraisal in practice relies on observable field features; the text encodes those into a shared administrative vocabulary.