सर्वधातूनां गौरववृद्धौ सत्त्ववृद्धिः ॥ कZ_०२.१२.०७ ॥
sarvadhātūnāṃ gauravavṛddhau sattvavṛddhiḥ
सर्व धातू/खनिज-अयस्कांमध्ये, वजन (विशिष्ट गुरुत्व) वाढल्यास धातू-उत्पन्न/सार (सत्त्व) वाढते।
It gives state officials a quick, operational field-test to grade ore/metal lots for procurement, pricing, and workshop allocation—reducing fraud and improving output planning.
Not ‘courage’ but the metallic essence: the recoverable metal content/yield and (by implication) purity.