7. Which among the accompanying is shaped by re- crystallization of Silica found in Sandstone?
a) Quartzite
a)
Igneous to Metamorphic
Granite - Gneiss, Mica - Schist, Gabbro - Serpentine.
Sedimentary to Metamorphic
Limestone – Marble, Sandstone – Quartzite, Shale – Schist, Coal – Graphite,
Bituminous coal - Anthracite coal.