अच्छः स्निग्धः सप्रभो घोषवान् शीतस्तीव्रस्तनुरागश्च मणिधातुः ॥ कZ_०२.१२.१७ ॥
acchaḥ snigdhaḥ saprabho ghoṣavān śītastīvrastanurāgaśca maṇidhātuḥ
Bijih permata berciri jernih, licin, berkilau, berdengung saat dipukul, terasa sejuk saat disentuh, keras/tajam, dan memiliki semburat warna yang samar.
A practical test: a good stone/ore gives a clear ring or sound, indicating density/quality and helping detect inferior material.
They enable uniform valuation, protect treasury revenue, and reduce disputes/corruption in procurement.