Home > Term: pebble jack
pebble jack
Sphalerite in small crystals or pebblelike grains not attached to rock, but found in clay in wall rock cavities.
- Jenis Kata: noun
- Industri / Domain: Pertambangan
- Kategori: Peratmbangan secara umum; Mineral mining
- Government Agency: USBM
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- ed.young
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(V.I.P) 21084 poin - 100% positive feedback
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