Definition of Endmember. Meaning of Endmember. Synonyms of Endmember

- An endmember (also end-member or end member) in mineralogy is a mineral that is at the extreme end of a mineral series in terms of purity of its chemical...
- Anorthite (< an 'not' + ortho 'straight') is the calcium endmember of the plagioclase feldspar mineral series. The chemical formula of pure anorthite...
- varies between the two endmembers of the solid solution series: forsterite (Mg-endmember: Mg 2SiO 4) and fayalite (Fe-endmember: Fe 2SiO 4). Compositions...
- Orthoclase, or orthoclase feldspar (endmember formula KAlSi3O8), is an important tectosilicate mineral which forms igneous rock. The name is from the...
- sodium endmember of the plagioclase solid solution series. It represents a plagioclase with less than 10% anorthite content. The pure albite endmember has...
- be expressed in terms of three endmembers: orthoclase endmember KAlSi3O8 albite endmember NaAlSi3O8 anorthite endmember CaAl2Si2O8 Solid solutions between...
- most common species of tourmaline is schorl, the sodium iron (divalent) endmember of the group. It may account for 95% or more of all tourmaline in nature...
- varies between the two endmembers of the solid solution series: forsterite (Mg-endmember: Mg2SiO4) and fayalite (Fe-endmember: Fe2SiO4) but the ratio...
- primarily a solid-solution series between the iron-endmember annite, and the magnesium-endmember phlogopite; more aluminous end-members include siderophyllite...
- Beta-decay of 36Cl. 40Ar is a product of radiogenic decay of 40K. Different endmembers values for 40Ar/36Ar have been reported; Air = 295.5, MORB = 40,000, and...