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Injin hakar ma'adinai
Injin hakar ma'adinai galibi nau'ikan nau'ikan:
23136CA,23172CA,22324CA,22328CA,22228CA,22238CA,
23072CA,23076CA,22312EMA,22315EMA,22318EMA,
22319EMA,22320EMA,22322EMA,22326EMA.....
Injin haƙar ma'adinai sun haɗa da injin murkushewa, mai ciyar da jijjiga, allon jijjiga, jigilar kaya da sauran sarrafa ma'adinai, niƙa, kayan murkushewa.