Super Oren No . 284 (M)
$2.70
Maximum quantity is 5
The mineralogical makeup of the rock varies considerably along strike from quartz-biotite-muscovite-sillimanite-garnet (almandine) schist in the west, to a quartz-muscovite schist in the east. It passes conformably and gradationally upwards into the Dark Quartzite Member.
