hornblende in English
The main constituent phases of these rocks are plagioclase, hornblende , pyroxene, quartz and K-feldspar, and accessory phases include magnetite, sphene, zircon and apatite.
Use "hornblende" in a sentence
1. Amphibole definition is - hornblende
2. Example: hornblende-phyric andesite, if hornblende is the principal accessory mineral.
3. EISCO Hornblende (Amphibole Mineral) Specimen, Approx
4. Hornblende is a complex inosilicate series of minerals (ferrohornblende – magnesiohornblende).
5. Normally, the Amphiboles are members of the hornblende group
6. Fractionation of hornblende, biotite and andesine yields granitic magmas.
7. The fold axis is also reflected in the lineated hornblende grains.
8. Al-in-hornblende Barometry to assess tilt of the Mount Stuart batholith
9. Barometry Results Hornblende analyses are presented in Tables 4 and 5 in the appendix
10. Basalts can also contain quartz, hornblende, biotite, hypersthene (an orthopyroxene) and feldspathoids
11. In some cases, felsic volcanic rocks may contain phenocrysts of mafic minerals, usually hornblende, pyroxene or a feldspar mineral, and may need to be named after their phenocryst mineral, such as 'hornblende-bearing felsite'.
12. The tonalites are hornblende-biotite-andesine-quartz rocks containing varying amounts of potash feldspar.
13. These lamellar (flat, planar) minerals include micas, chlorite, talc, hornblende, graphite, and others.
14. Patches are mainly epidote, quartz, hornblende, with minor albite, chlorite, apatite, and sphene.
15. Corundum Hexagonal Corundum Pinkish red Corundum (ruby) with black hornblende in the epidote-family mineral zoisite
16. Mineralogical composition: plagioclase (oligoclase), quartz, K-feldspar, biotite, ± hornblende; apatite, zircon, allanite are the accessory minerals.
17. 8 words related to Amphibole: mineral, Amphibole group, amphibolite, nephrite, actinolite, anthophyllite, asbestos, hornblende
18. The remaining 20 to 25 percent comprises hornblende-Biotite gneiss, amphibolite with or without pyroxene, and pegmatite
19. Hornblende andesite can also be found on top of the highest point in Goat Rocks, Gilbert Peak.
20. Amphibolite Hornblende Crystal - Tumbled Stone - Polished Stone - Gemstone / For Duality • Choices • Clarity / Intention Third Eye Aquarius CrystalCaveCo
21. Sams Creek Metabasalt - Altered basaltic flows, some Amygdaloidal; green, schistose, containing hornblende, epidote, chlorite, and quartz
22. The groundmass is Andesinite, hornblende, biotite, quartz and K-feldspar, whereas accessory minerals consist of magmetite, apatite, sphene and zircon
23. Garnetiferous schist, quartz-mica schist, Calcareous schist, schistose marble, hornblende bearing quartz mica schist and micaceous marble
24. Contact metamorphism of the hornblende hornfels and albite–epidote hornfels facies has been induced by the granitic intrusions.
25. The Batholiths comprise biotite, hornblende–biotite, and biotite–muscovite granite and granodiorite (Kwon et al., 1995a; Sagong et al., 1997).
26. Amphibole definition, any of a complex group of hydrous silicate minerals, containing chiefly calcium, magnesium, sodium, iron, and aluminum, and including hornblende
27. Amphibolite is a metamorphic rock very rich in the mineral hornblende (an amphibole), which shows up black in this image
28. Amphibolite--sometimes also referred to as hornblende--is a metamorphic rock that contains amphibole minerals (hence its name) and feldspars
29. However, hornblende is the most plentiful mineral in a rock known as Amphibolite which has a huge number of uses
30. 30 The high content of fluorine is closely related to the mixed-layer minerals of illite and smectite, apatite, hornblende , and K-feldspar.
31. Amphibolites are hornblende-plagioclase rocks of metamorphic origin that are widely distributed, especially in Precambrian shield areas and in younger orogenic belts
32. It is chiefly composed of feldspars and quartz, but also frequently contains small amounts of hornblende and micas, such as Biotite.
33. Blue asbestos is a fibrous variety (morph) derived from alkali hornblende and is a kind of special non—metallic mineral resources seldom seen.
34. Greenschist facies minerals are mostly albite, epidote, chlorite, calcite, and quartz, whereas amphibolite facies minerals are predominantly hornblende, plagioclase (andesine), and epidote.
35. Hornblende is black and, like all Amphibole minerals, is characterized by two perfect cleavages that intersect at about 60° or 120°
36. In weakly deformed gneiss, the mafic minerals (biotite, Augite and hornblende) occur as irregular clusters, locally separated from plagioclase by coronas of garnet
37. Andesites contain crystals composed primarily of plagioclase feldspar and one or more of the minerals pyroxene (clinopyroxene and orthopyroxene) and lesser amounts of hornblende.
38. Amphibolite is a type of metamorphic rock that is rich in minerals of the amphibole group, of which the most common mineral is hornblende
39. Usually it coexists with hornblende or actinolite, magnesium clinochlore chlorite, talc, serpentine-antigorite minerals or metamorphic pyroxene.Magnesium-rich Cummingtonite can also coexist with anthophyllite.
40. The garnets occur intergrown with secondary prehnite, pumpellyite, epidote and chlorite along biotite cleavage planes and formed through retrogradation of nearby plagioclase, almandine-rich garnet and hornblende.
41. Amphibolite (/ æ m ˈ f ɪ b ə l aɪ t /) is a metamorphic rock that contains amphibole, especially hornblende and actinolite, as well as plagioclase.
42. Amphiboles are components of many igneous and metamorphic mountain rocks (hornblende gabbro, diorite, amphibolite, and others) and occasionally are the only constituent (hornblendite, amphibolitic shales)
43. As nouns the difference between Amphibole and hornblende is that Amphibole is (geology) a large group of structurally similar hydrated double silicate minerals, containing various combinations of sodium, calcium, magnesium, iron, and aluminium/aluminum while hornblende is a green to black Amphibole mineral, of complex structure, formed in the late stages of cooling in igneous rock.
44. Development of a more basic rock, usually with more hornblende, biotite, and oligoclase, by contamination of a granitic magma in the assimilation of country Explanation of Basify
45. Cinchonism tendon heureka hachimenreirou hysteresis loop modular design naplněný žurnalist gillyflower ferroelectric material Manual tailgate window regulator inno Hornblende zboczenie tadani I refuse to be rushed
46. The distribution of 40Ar/39Ar hornblende ages shows that most of the transect cooled through approximately 500 °C by ca. 1765 Ma, with two significant exceptions.
47. Hydrograndites (grossular-andradite) with up to 1.60 weight percent fluorine occur in altered parts of andesine-garnet-biotite-cummingtonite-hornblende rocks, Blengsvatn, Bamble Sector, south Norway.
48. ‘Quartz, feldspar, white mica and Biotite are all major constituents.’ ‘All four samples are medium-grained, and comprise variable proportions of hornblende, feldspar and quartz with accessory Biotite …
49. Batholithic rocks formed from the mixing of basaltic and quartzo- feldspathic end-member magmas, and the removal of variable propor tions of plagioclase and mafic minerals, principally hornblende
50. A regional metamorphic process under conditions of the staurolite-almandine-subfacies ofWinkler’s andTurner andVerhoogen’s almandine-amphibolite facies transformed this assemblage to (2): cummingtonitic hornblende I+Mg-chlorite I (clinochlore)+talc.