Gruesome California Crime Stories That May Play A Part In âTrue Detectiveâ Season 2. Nic Pizzolatto isnât letting us into his warped, deviant mind when it comes to salient plot points surrounding the second season of the highly-acclaimed HBO anthology series, True Detective, but he has dropped a few hints.
Rhyolite: Fine-Grained Felsic Rock Most rhyolites are light gray to pinkish in color, but red or even black rhyolites are not rare. Most rhyolites are porphyritic and are identified by the quartz phenocrysts and white to salmon K-feldspar phenocrysts. The groundmass is aphanitic or even glassy.
2) they are metamorphosed igneous rocks that displays compositional banding where the minerals are arranged into bands of more mafic minerals and more felsic minerals and it occupies a major portion of the study area under the thin section the recrystallized fine grained quartz covers the surface of microcline phenocryst as overgrowths this is a ...