1. Plagioclase, plagioclase+quartz, plagioclase+quartz+alkali-feldspar for the Dipotama granite, quartz, quartz+alkali-feldspar, quartz+alkali-feldspar+plagioclase for the Paranesti granite.

2. Albitic plagioclase mineral data, information about Albitic plagioclase, its properties and worldwide locations.

3. In adjacent, partly almandine-bearing biotite-quartz-plagioclase schists, plagioclase ranges from sodic andesine to bytownite.

4. Anhedral plagioclase is interstitial to augite and olivine, and subhedral, reddish-brown phlogopite is interstitial to plagioclase and pyroxene

5. 2 words related to Anorthite: oligoclase, plagioclase

6. Tolimán andesites have bimodal plagioclase compositions and textures.

7. Bytownite is a rather rare member plagioclase series

8. It represents a plagioclase with less than 10% anorthite content.

9. Granitic gneiss is composed of quartz, plagioclase, Biotite, and microcline

10. Bytownite feldspar is a calcium rich member of the Plagioclase family.

11. Amphibolite definition, a metamorphic rock composed mainly of amphibole and plagioclase

12. The Plagioclase Feldspars form a series between Albite and Anorthite.

13. Bytownite belongs to the Plagioclase Feldspar group, an isomorphous solid solution series.

14. This composition was produced as a result of migration of the residual liquid away from the olivine-plagioclase crystal mush, rather than by mechanical accumulation of the olivine and plagioclase.

15. Anorthite is the calcic end member of the plagioclase feldspar series

16. In the inner zone of the aureole, increasing temperatures yielded the high grade assemblages: K-feldspar + sillimanite + cordierite ± almandine + biotite + quartz + plagioclase sillimanite + cordierite ± almandine + biotite + quartz + plagioclase.

17. Albitization, resulting from substitution of , in calcic plagioclase, is highly variable in type I alteration, but in types II and III the plagioclase is totally albitized and in some cases silicified.

18. The rock is gray-brown basic basalt, and predominantly composed of plagioclase and pyroxene and secondarily Cryptocrystalline with porphyritic structure. The phenocrysts are dominated by plagioclase and pyroxene minerals

19. 29-33) and plagioclase is Bytownite (An 85.9-88.0 Or 0.1-0.3)

20. Anorthosite is a granular igneous rock composed largely of labradorite or plagioclase

21. 1st Floor This is an Anorthosite, composed almost entirely of plagioclase (white)

22. Anorthite (plural Anorthites) A variety of plagioclase feldspar, the calcium endmember of that series

23. Most samples contain Albitic plagioclase, and relict pyroxene is common in mafic rocks

24. Bytownite is an uncommon type of plagioclase feldspar.The plagioclase minerals are a series which range from CaAl 2 Si 2 O 8 (anorthite - calcium aluminium silicate) to NaAlSi 3 O 8 (albite - sodium aluminium silicate)

25. Andesinite is the commonest xenolith type, together with glomeroporphyritic patches of xenocrystic plagioclase

26. The landslide and debris flow based on plagioclase coincidently locate in ringed mountains.

27. Anorthosites, rocks composed almost entirely of plagioclase feldspar, are the oldest rocks on the Moon

28. Epidote–amphibolite facies include the critical assemblage calcic pyroxene + calcic amphibole (magnesiohornblende and pargasite) + muscovite + garnet + plagioclase + epidote ± quartz, whereas greenschist facies is defined by the assemblage actinolite + albitic plagioclase + epidote + chlorite.

29. Bytownite is a calcium rich member of the plagioclase solid solution series of feldspar minerals

30. Amphibolite samples are composed of pargasitic hornblende and polygonal plagioclase, presenting little igneous plagioclase and practically no garnet and clinopyroxene, and they preserve none of the reaction textures of the other two types

31. Two common metamorphic mineral assemblages include sillimanite-cordierite-spinel and cordierite-spinel-plagioclase-orthopyroxene.

32. Anorthite also refers to plagioclase compositions with more than 90 molecular percent of the Anorthite endmember

33. Amphibolite definition: a metamorphic rock consisting mainly of amphibole and plagioclase Meaning, pronunciation, translations and examples

34. Mineralogical composition: plagioclase (oligoclase), quartz, K-feldspar, biotite, ± hornblende; apatite, zircon, allanite are the accessory minerals.

35. Bytownite definition: a rare plagioclase found in alkaline igneous rocks Meaning, pronunciation, translations and examples

36. Anorthite is a widely distributed colorless, white, yellowish, green, or pink to reddish plagioclase feldspar

37. Anorthite is an end member and one of the rarer members of the plagioclase series

38. The Mineral Anorthite Anorthite belongs to the Plagioclase Feldspar group, an isomorphous solid solution series

39. Anorthosite is a coarse-grained rock composed essentially of plagioclase feldspar in the range andesine to anorthite

40. What does Amphibolite mean? A metamorphic rock composed chiefly of amphibole and plagioclase feldspar and having litt

41. All rocks contain quartz, alkali feldspar, plagioclase, muscovite, and biotite (with the exception of some leucocratic dykes).

42. Lath-shaped plagioclase is Albite in composition and pyroxene has been mainly replaced by tremolite

43. Bytownite is a plagioclase feldspar whose composition falls between Na-rich albite and Ca-rich anorthite

44. Noun (wikipedia Anorthosite) (-) (geology) A phaneritic, intrusive igneous rock characterized by a predominance of plagioclase feldspar

45. Introduction and Definition Anorthosites are monomineralic ultrabasic igneous rocks which are principally composed of calcic plagioclase

46. The amphibolite comprises calcic amphibole with cummingtonite exsolution lamellae, minor plagioclase, quartz, albite and Fe-Mg cummingtonite.

47. Anorthosite suites hosting these deposits require an extensive history of voluminous plagioclase crystallization to develop plagioclase-melt diapirs with entrained Fe-Ti-rich melt rising from the base of the lithosphere to mid- and upper-crustal levels

48. Basalt is rich in iron and magnesium and is mainly composed of olivine, pyroxene, and plagioclase.

49. (1) Plagioclase is commonly variably replaced by Aluminous prehnite, which indicates temperatures below 400°C

50. Amphibolite definition: a metamorphic rock consisting mainly of amphibole and plagioclase Meaning, pronunciation, translations and examples

51. The main rock types include granulitite, mica schist, epidote-plagioclase amphibolite,[http://Sentencedict.com] itabirite and marble.

52. A mafite or Basaltoid containing mostly calcic plagioclase, clinopyroxene +/- olivine, orthopyroxene, foids, oxides and rarely quartz

53. Albite (plural Albites) A plagioclase feldspar, the first member of the Albite-Anorthite solid solution series

54. What does Anorthosite mean? An igneous rock consisting almost entirely of plagioclase feldspar, especially the labrad

55. Therefore, present-day grain sizes of plagioclase are considered to resemble the original cumulus grain sizes.

56. The dominant lithology is a heterogeneous amphibolite composed of Cummingtonite + plagioclase + biotite ± quartz ± garnet ± anthophyllite (Figs

57. All the orthopyroxene crystals are replaced by Bastite, and plagioclase is moderately saussuritized because of hydrothermal alteration

58. SUMMARY • Anorthosite is a phaneritic, intrusive igneous rock that contain more amount of plagioclase feldspar, nearly 100%

59. Associated non-calcareous mica schists, commonly with almandine and kyanite, carry more sodic plagioclase which is unzoned.

60. Bytownite definition, a blue to dark-gray mineral near the anorthite end of the plagioclase feldspar group

61. ‘A Bleb of glass with clinopyroxene and plagioclase is located below and to the right of the large plagioclase phenocryst.’ ‘I like the Bleb on the water this photo is very real, as I think it is talking to me.’

62. Albite definition, the sodium end member of the plagioclase feldspar group, light-colored and found in alkalic igneous rocks

63. Orthoenstatite is a major constituent of basic and intermediate igneous rocks, often associated with Augite, olivine and plagioclase

64. Found on both the moon and the Earth, Anorthosite is an igneous rock primarily comprised of plagioclase feldspars

65. The base of the GS is very sharp, and marked by simultaneous appearance of cumulus plagioclase and pigeonite.

66. Basalts, basalt series, and basalt classification Basalt in the generic sense = plagioclase + clinopyroxene +/- (olivine, nepheline, hypersthene, quartz, melilite, magnetite)

67. Bytownite definition is - a plagioclase feldspar consisting of 10 to 30 percent albite and 90 to 70 percent anorthite.

68. Experimental Techniques [6] In this study, natural Albitic plagioclase crystals (Ab 98.8An 0.1 Or 1.1)werecrushedintofine‐grains∼5–30mmin size.

69. Anorthite is the calcium-rich endmember of the plagioclase solid solution, the other endmember being albite, NaAlSi 3 O 8

70. Andesyte definition: a fine-grained tan or grey volcanic rock consisting of plagioclase feldspar , esp Meaning, pronunciation, translations and examples

71. Albite is the sodium rich member of the plagioclase felspars and is a useful standard for felspars and other aluminosilicates

72. Albite belongs to the Plagioclase Feldspar group, an isomorphous solid solution series.Albite is one end member, containing sodium and no calcium

73. What does Andesite mean? A gray, fine-grained volcanic rock consisting chiefly of plagioclase feldspar and one or more mafic minerals

74. Anorthosite [ ăn-ôr ′thə-sīt′ ] An igneous rock consisting almost entirely of plagioclase feldspar, especially the labradorite variety

75. The mass flux corresponds to the replacement of plagioclase feldspar with sericite and adularia, and mafic minerals with montmorillonite.

76. The composition of a plagioclase feldspar is typically denoted by its overall fraction of anorthite (%An) or Albite (%Ab), and readily determined by measuring the plagioclase crystal's refractive index in crushed grain mounts, or its extinction angle in thin section under a polarizing microscope.

77. Andesite definition: a fine-grained tan or grey volcanic rock consisting of plagioclase feldspar , esp Meaning, pronunciation, translations and examples

78. Eclogites contain garnet (almandine) + Ca–Na pyroxene + phengitic mica + zoisite–clinozoisite + quartz ± Ca–Na amphibole (barroisite, katophorite) ± albitic plagioclase ± rutile.

79. 9 The nodule minerals consist of quartz, plagioclase, amphibole, K ? feldspar , goethite, lepidocrocite, δ MnO ? 2 , illite, and muscovite etc.

80. The name Anorthosite was first introduced by Thomas.S.Hunt in 1873 in describing the plagioclase rich rock of the Labrador area,Canada