Definition of Porphyroblastic. Meaning of Porphyroblastic. Synonyms of Porphyroblastic

- which are older than the matrix of the rock[citation needed]. If a porphyroblastic mineral has small inclusions of minerals within it, the mineral is...
- swiss cheese appearance (with poikilitic quartz) and often mantled porphyroblastic character. The name is derived from the Gr****, stauros for cross and...
- characterized by polygonal grains meeting at triple junctions, and then porphyroblastic texture, characterized by co****, irregular grains, including some...
- may form a foliation. Typical examples of metamorphic rocks include porphyroblastic schists where large, oblate minerals form an alignment either due to...
- characterized by polygonal grains meeting at triple junctions, and then porphyroblastic texture, characterized by co****, irregular grains, including some...
- Phaneritic Phyllitic Pisolitic Poikilitic Poikiloblastic Porphyroclastic Porphyroblastic Porphyritic texture; see also porphyry Ptygmatic (folding); see migmatite...
- and typically develop bright, equigranular to globular aggregates of porphyroblastic pentlandite crystals known colloquially as "fish scales". Metamorphism...
- characterized by polygonal grains meeting at triple junctions, and then porphyroblastic texture, characterized by co****, irregular grains, including some...
- folds in the schist of Antietam Formation Thin section of schist. Porphyroblastic biotite, a, in a dolomitic matrix. The tourmaline, t, is epigenetic...
- biotite is considered to be formed at an earlier time. Peak metamorphism Porphyroblastic-matrix texture: large euhedral crystals inside a fine groundm****. Both...