. ▁Co al ▁depth ▁is ▁approximately ▁ 1 0 0 0 ▁meters , ▁and ▁contains ▁about ▁ 7 0 ▁billion ▁tons , ▁with ▁excellent ▁extra ction ▁potential . ▁ ▁Indust rial ▁areas ▁within ▁the ▁Upper ▁S iles ian ▁Co al ▁Bas in : ▁Upper ▁S iles ian ▁Indust rial ▁Region ▁() ▁Ry b nik ▁Co al ▁Area ▁() ▁O stra va - Kar vin á ▁Co al ▁Area ▁() ▁ ▁The ▁Upper ▁S iles ian ▁Co al ▁Bas in ▁lies ▁in ▁the ▁provinces ▁of ▁Upper ▁S iles ia ▁and ▁Zag ł ę bie ▁D ą brow skie ▁in ▁southern ▁Poland , ▁in ▁a ▁high land ▁located ▁between ▁the ▁upper ▁V ist ula ▁and ▁the ▁upper ▁O der ▁rivers , ▁as ▁well ▁as ▁extending ▁into ▁the ▁Mor av ian - S iles ian ▁Region ▁in ▁the ▁Czech ▁Republic . ▁The ▁Upper ▁S iles ian ▁Co al ▁Bas in ▁includes ▁the ▁S iles ian ▁metropol itan ▁area ▁and ▁has ▁a ▁population ▁of ▁ 5 , 2 9 4 , 0 0 0 ▁( with ▁ 4 , 3 1 1 , 0 0 0 ▁in ▁Poland ▁and ▁ 9 8 3 , 0 0 0 ▁in ▁the ▁Czech ▁Republic ). ▁Area : ▁ 5 , 4 0 0   km ² ▁( in ▁Poland ▁- ▁ 4 , 5 0 0   km ², ▁in ▁Czech ▁Republic ▁- ▁ 9 0 0   km ²). ▁ ▁See ▁also ▁Co al ▁min ing ▁in ▁Poland ▁ ▁References ▁ ▁Liter ature ▁ ▁" H istor ia ▁b