Mahabharata 8.24.14

ततो मयः स्वतपसा चक्रे धीमान्पुराणि हत्रीणि काञ्चनमेकं तु रौप्यं कार्ष्णायसं तथा

tato mayaḥ svatapasā cakre dhīmānpurāṇi hatrīṇi kāñcanamekaṃ tu raupyaṃ kārṣṇāyasaṃ tathā

Our plain-language meaning of this verse is waiting for scholar review.