Definition of Felsitic. Meaning of Felsitic. Synonyms of Felsitic

Here you will find one or more explanations in English for the word Felsitic. Also in the bottom left of the page several parts of wikipedia pages related to the word Felsitic and, of course, Felsitic synonyms and on the right images related to the word Felsitic.

Definition of Felsitic

Felsitic
Felsitic Fel*sit"ic, a. relating to, composed of, or containing, felsite.

Meaning of Felsitic from wikipedia

- Felsite is a very fine-grained volcanic rock that may or may not contain larger crystals. Felsite is a field term for a light-colored rock that typically...
- percent. The dacite volcanic plugs, lava domes, intrusive sheets, and felsitic rhyolite-dacite between Morro Rock and Islay Hill are part of the Morro...
- crystals exist in a fine-grained matrix, usually of micro-crystalline or felsitic structure. In specimens, the quartz appears as small rounded, clear, greyish...
- appears near Tal-y-foel Ferry on the Menai Strait. A patch of rhyolitic/felsitic rocks forms Parys Mountain, where copper and iron ochre have been worked...
- tridymite; but in many dacites it is largely vitreous, while in others it is felsitic or cryptocrystalline. Dacite usually forms as an intrusive rock such as...
- ignimbrites with tuffaceous sediments at the base outcrops; andesitic rocks and felsitic late Early Cretaceous conglomerate, sandstone, tuff, sandy tuff "tobalĂ­tica"...
- is very finely crystalline, or even cryptocrystalline, resembling the felsitic matrix of many acid rocks. It is essentially metamorphic and occurs with...
- areas of deposition. The tectonic processes were accompanied by an intense felsitic volcanism which was the origin of many volcanic rock formations, predominantly...
- compose the whole m****; more usually they are surrounded by a gl****y or felsitic base. When obsidians are devitrified, the spherulites are often traceable...
- formation contains Volcano-clastic rock with interbeds of purple conglomerate, felsitic porphyry, quartz porphyry, tuffite and andesite intercalated with rhyolitic...