Schistus bituminosus
Appearance
![](https://cdn.statically.io/img/upload.wikimedia.org/wikipedia/commons/a/a3/Oilshale.jpg)
Schistus bituminosus est genus schistorum, in quibus atri aut fusci colores variant. Schisti bituminosi cerogenum continent, ex quo per pyrolysin in anoxygenica temperatura 450–500 °C oleum efficitur.
Schistus bituminosus est genus schistorum, in quibus atri aut fusci colores variant. Schisti bituminosi cerogenum continent, ex quo per pyrolysin in anoxygenica temperatura 450–500 °C oleum efficitur.