श्यावो नीलश्चाप्राप्तकः ॥ कZ_०२.१३.२७ ॥
śyāvo nīlaś cāprāptakaḥ
Kung ito ay maitim na kayumanggi o may pagka-bughaw, hindi ito katanggap-tanggap (hindi dapat tanggapin).
It means the treasury/mint should not accept such metal as standard bullion—preventing loss from impure or debased gold.