Definition of Anorthoclase. Meaning of Anorthoclase. Synonyms of Anorthoclase

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

Definition of Anorthoclase

Anorthoclase
Anorthoclase A*nor"tho*clase, n. [Gr. ? priv. + orthoclase.] (Min.) A feldspar closely related to orthoclase, but triclinic. It is chiefly a silicate of sodium, potassium, and aluminium. Sp. gr., 2.57 -- 2.60.

Meaning of Anorthoclase from wikipedia

- The mineral anorthoclase ((Na,K)AlSi3O8) is a crystalline solid solution in the alkali feldspar series, in which the sodium-aluminium silicate member exists...
- stratocone. The composition of the current eruptive products of Erebus are anorthoclase-porphyritic tephritic phonolite and phonolite, which are the bulk of...
- up to 10%. When this is exceeded the mineral is then considered to be anorthoclase. It occurs in granitic and pegmatite m****es (often as the variety cleavelandite)...
- sodalite, hauyne, leucite and analcite) and alkali feldspar (sanidine, anorthoclase or orthoclase), and rare sodic plagioclase. Biotite, sodium-rich amphiboles...
- of porphyritic phonolite or trachyte with rhomb-shaped phenocrysts of anorthoclase with variable amounts of olivine and augite in a gl****y matrix; the gl****...
- An erebus crystal is a crystal of anorthoclase (a type of feldspar) found in the immediate area surrounding Mount Erebus near McMurdo Station, Antarctica...
- Eudialyte Euxenite Fayalite Feldspar subgroup: Andesine Albite Anorthite Anorthoclase Amazonite Bytownite Celsian Microcline Moonstone Adularia (var.) Rainbow...
- Andyrobertsite Anglesite Anhydrite Ankerite Annabergite Annite Anorthite Anorthoclase Antarcticite Anthonyite Anthophyllite Antigorite Antimony Antitaenite...
- feldspars (pot****ium feldspars) Microcline – KAlSi3O8 Orthoclase – KAlSi3O8 Anorthoclase – (Na,K)AlSi3O8 Sanidine – KAlSi3O8 Plagioclase feldspars Albite – NaAlSi3O8...
- in rhyolites is sanidine or, less commonly, orthoclase. It is rarely anorthoclase. These feldspar minerals sometimes are present as phenocrysts. The plagioclase...