...were less carbonaceous and with thin masses of crystalline limestone, all of which have been wholly recrystallized with the development of a schistose...original carbonaceous material into graphite through the heat and pressure of dynamic metamorphism. The general strike of the schist at this locality is nearly...

...schists. The writer is in closer accord with Kemp's view that the original rock was a bituminous shale. It seems most probable that the deposits represent...into graphite through the usual processes of dynamic metamorphism. Graphitic schist very similar to that at the Dixon's mine has been developed two and...

...Dixon is a metamorphosed coal seam. There are several serious objections to such an interpretation, (i) The metamorphism of a coal bed usually gives a true...Criterion in Identifying Metamorphosed Sediments." Jour. Geol., 17:445. 'In Cambrian sandstone, as reported by ET Wherry, Econ. Geol.. 7:764' and in Triassic...

...schists. The writer is in closer accord with Kemp's view that the original rock was a bituminous shale. It seems most probable that the deposits represent...into graphite through the usual processes of dynamic metamorphism. Graphitic schist very similar to that at the Dixon's mine has been developed two and...

...Dixon is a metamorphosed coal seam. There are several serious objections to such an interpretation, (i) The metamorphism of a coal bed usually gives a true...Criterion in Identifying Metamorphosed Sediments." Jour. Geol., 17:445. * In Cambrian sandstone, as reported by ET Wherry, Econ. Geol., 7:764. and in Triassic...