How To Use plagioclase In A Sentence
- The main constituent phases of these rocks are plagioclase, hornblende, pyroxene, quartz and K-feldspar, and accessory phases include magnetite, sphene, zircon and apatite.
- This granulite consists of garnet, biotite, muscovite, quartz, plagioclase and cordierite.
- The mineral assemblage comprises quartz, K-feldspar, albitic plagioclase, white mica, apatite, tourmaline and garnet.
- Like zircon, quartz, plagioclase, biotite and hornblende, major phenocryst phases, also show variable resorbtion effects.
- The pegmatite is composed of microcline, plagioclase and quartz with minor amounts of clinopyroxene, orthopyroxene, ilmenite and zircon.
- The Borve Series is dominated by varieties of quartzo-feldspathic schist and gneiss, composed mainly of plagioclase, quartz, and biotite.
- The more altered dykes of the Black Coast have groundmasses of clinopyroxene, plagioclase and rare biotite.
- Second, in a process known as differentiation, crystals of olivine, clinopyroxene, and plagioclase began to crystallize from the magma, and being more dense than the magma, they settled to the bottom of the chamber.
- Plagioclase, microcline and quartz are the predominating minerals, while biotite, titanite, epidote, apatite, zircon and garnet are present in smaller quantities. The Long Labrador Trail
- Strain shadows around feldspar porphyroclasts contain recrystallized potassium feldspar, plagioclase and quartz.