श्यावो नीलश्चाप्राप्तकः ॥ कZ_०२.१३.२७ ॥
śyāvo nīlaś cāprāptakaḥ
तो गडद तपकिरी किंवा निळसर असेल तर ते ग्राह्य नाही।
It means the treasury/mint should not accept such metal as standard bullion—preventing loss from impure or debased gold.