Encyclopedia results for Pyroxenite

1. Pyroxenite
   
   Image Orthopyroxenite ALH84001 .gif right thumb A sample of the orthopyroxenite meteorite ALH84001 Pyroxenite ... sodic than omphacite and the pyroxenite compositions typically are unlike that of basalt . It has ..
   
   
   
   
2. Lherzolite
   
   . The Lherz massif also contains harzburgite and dunite , as well as layers of spinel pyroxenite , garnet pyroxenite, and hornblendite . The layers represent partial melts extracted from the host ..
   
   
   
   
3. Lac des Iles igneous complex
   
   Database Project, Entry 512 ref The complex includes gabbro , pyroxenite , Norite gabbronorite and websterite ... dating Sm Nd dating on pyroxenite. ref name GSC The Roby Zone orebody of the complex is a platinum ..
   
   
   
   
4. Stillwater igneous complex
   
   fine grained gabbro overlain by gabbro, norite and feldspar pyroxenite s. Thickness up to 700 ... dunite , chromitite , harzburgite and bronzite pyroxenite . The upper third is massive bronzite pyroxenite ..
   
   
   
   
5. Kassite
   
   . It was first described in 1965 from the Afrikanda pyroxenite massif , Kola Peninsula , Russia and was named ..
   
   
   
   
6. Ivrea zone
   
   pyroxenite s and lherzolite s, that is also found in outcrop s in the Ivrea zone, represents the Mohorovi?i? ..
   
   
   
   
7. Dunite
   
   with cumulate layers of wehrlite , olivine pyroxenite , harzburgite , and even chromitite a cumulate ..., pyroxenite, and gabbro . Dunite was named by the Austrian geologist, Ferdinand von Hochstetter ..
   
   
   
   
8. St. John's Island, Egypt
   
   name for the island, Topazios . Layers of spinel lherzolites with anhydrous Al diopside pyroxenite s and hydrous Cr diopside pyroxenite s can be found too on the island. The presence of all of these minerals ..
   
   
   
   
9. Mont Saint-Bruno
   
   Hills . Its igneous rock geology rock consists mostly of pyroxenite and gabbro . External links http ..
   
   
   
   
10. Mont Rougemont
    
    and ultramafic rock such as gabbro and olivine bearing pyroxenite . Mont Rougemont might be the deep ..
    
    
    
    
11. Mont Yamaska
    
    rich pyroxenite . Mont Yamaska might be the deep extension of a vastly eroded ancient ..
    
    
    
    
12. Flow banding
    
    Unreferenced date July 2007 Image Peroxenite banding.JPG thumb 260px Flow banding at the rim of a peridotite intrusion . Dark and green pyroxenite bands at the bottom represent the melt, brownish lher ...
    
    
    
    
13. Ceanothus ophiochilus
    
    and in its native range, which currently extends only a few acres, it grows in pyroxenite soil atop ..
    
    
    
    
14. Borra Caves
    
    or marble? the case of the carbonate, pyroxenite, calcite apatite rock complex at Borra ..
    
    
    
    
15. Manitou Islands (Lake Nipissing)
    
    s, pyroxenite s, amphibole , apatite , biotite , calcite , magnetite , monazite , nepheline , pyrite ..
    
    
    
    
16. Peridotite
    
    . The rock is typical olivine rich peridotite, cut by a centimeter thick layer of greenish black pyroxenite ... and pyroxenite, based on proportions of olivine and pyroxene. The pale green area encompasses the most ..
    
    
    
    
17. List of rock types
    
    Porphyry geology Porphyry Psammite Pseudotachylite Pumice Pyroclastic rock Pyrolite Pyroxenite ..
    
    
    
    
18. Bronzite
    
    . ref name Brit Pyroxenite s of bronzite composition bronzitites are noted in the cumulate rock s of the Stillwater ..
    
    
    
    
19. QAPF diagram
    
    s make up more than 90 of the rock composition for example peridotite s and pyroxenite s . An exact ..
    
    
    
    
20. Enstatite
    
    to En sub 90 sub Fs sub 10 sub in composition, is an essential mineral in typical peridotite and pyroxenite ..
    
    
    
    
21. Solid solution
    
    Pyroxenite, Su lu U.H.P. Terrane, chentral China A geodynamic Implication. http www.mines.utah.edu ..
    
    
    
    
22. Great Dyke
    
    pyroxenite bronzitite and websterite units are economic concentrations of nickel ..
    
    
    
    
23. Platinum group
    
    from Sudbury, Ontario and in pyroxenite deposits in South Africa. Ruthenium is commercially isolated ..
    
    
    
    
24. Metasomatism
    
    in mineral composition adjacent to pyroxenite dikes may preserve evidence of the process. Modal ..
    
    
    
    
25. Scapolite
    
    vein deposits. They lie in basic rocks such as gabbro and pyroxenite , and these in the neighborhood ..
    
    
    
    

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