KSIĄŻKI POWIĄZANE ZE SŁOWEM «DUNITE»
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1
New Zealand Journal of Geology and Geophysics
By J. J. REED, Department of Scientific and Industrial Research, New Zealand
Geological Survey, Lower Hutt (Received for publication, 15 June 1959)
Summary A chemical and modal analysis is presented of the type dunite
discovered by F.
2
Mid-Ocean Ridges: Dynamics of Processes Associated with the ...
A restricted range of Mg# is the norm for mantle dunite; it is unlikely that the
combination of cooling rate and melt flux would always produce such small
degrees of crystallization. Thus, high and relatively constant Mg#'s in large
mantle dunites ...
Johnson Robin Cann, H. Elderfield, A. S. Laughton, 1999
3
Atlas of the Textural Patterns of Ore Minerals and ...
The quotation shows that the authors support a derivation of the PGE element
building the nuggets by alteration of the original sperrylite and other possible
PGE that existed in the ultrabasic rock dunite (and also in its derivative, the
birbirite, ...
4
Geological Survey Professional Paper
If the dunite body follows a zone of weakness that developed during formation of
northeast-trending folds (deformation 3, table 1), the dunite must postdate that
folding. However, the presence in the dunite of northeast-trending minor folds ...
Geological Survey (U.S.), 1987
5
Geological Survey Professional Paper
later batch of magma would then incorporate the megacrysts into a magma
capable of erupting. By contrast with these dunite tectonites, the cumulate-
textured xenoliths described by Jackson ( 1 968) are much more likely
candidates to be ...
6
Cordilleran Section of the Geological Society of America: ...
Wehrlite (40 to 90 percent olivine, 10 to 60 percent clinopyroxene, trace
percentages of orthopyroxene, trace percentages of chromite) occurs as
segregations within the large dunite body. Wehrlite, clinopyroxenite (more than
90 percent ...
7
A Study of Serpentinite: The AMSOC Core Hole Near Mayaguez, ...
The AMSOC Core Hole Near Mayaguez, Puerto Rico Creighton A. Burk.
Structure Dunite-Harzburgite Alternation Dunite and harzburgite alternate in the
core (Fig. 3). The lateral extension of these alternations obviously cannot be
proven from ...
8
The Economic Geology of Iran: Mineral Deposits and Natural ...
... 53 53 53 53 53 53 52 49 33 57 30 3O 47 52 4O 57 Dunite, serpentinite, and
pyroxenite/ Upper Cretaceous Dunite, serpentinite, and pyroxenite/ Upper
Cretaceous Dunite, serpentinite, and pyroxenite/ Upper Cretaceous Dunite,
serpentinite, ...
9
Isotopic and Mineralogical Studies of Sulfide Mineralization ...
Sample # Rock 5180 %o 5D %o (V-SMOW) (V-SMOW) DK01-1-23 ol cpxnite 4.3
DK01-2-12 ol cpxnite 4.6 DK01-2-15 dunite 3.9 -108 DK01-2-15 dunite 6.3 DK01
-2-15 A dunite 5.0 -109 DK01-2-15B dunite 6.1 -117 DK01-2-15 C dunite 2.3 ...
10
Geology of the Spruce Pine District, Avery, Mitchell and ...
Most of the other minerals are associated with antigorite in serpen- tinite layers in
altered dunite. "Dusty" aggregates of magnetite, some of which are accretionary
on the chromian magnetite, are common. Altered dunite commonly appears ...
Donald Albert Brobst, 1962
WIADOMOŚCI, KTÓRE ZAWIERAJĄ SŁOWO «DUNITE»
Sprawdź, o czym dyskutuje się w prasie krajowej i zagranicznej oraz jak jest stosowane słowo
dunite w wiadomościach.
Impact Minerals to shine with Platinum Group Metals find at Broken Hill
Early stage drilling at Mulga Tank tested four of six targets that contained high tenor Nickel and copper in komatiites, veins, and Dunite. «Proactive Investors USA & Canada, Lip 15»
Summer Historic Theatre kicks off season Saturday
“From artists to people on the run, the colorful Dunite stories continue to hold us spellbound. Meet them for the first time, or learn fascinating ... «Lompoc Record, Cze 15»
Canadian junior pulls pin on NZ platinum quest
Ural-Alaskan (UA) type geological complexes take in ultramafic-mafic intrusions with a dunite core, surrounded by clino-pyroxenite and gabbro ... «NZResources.com, Cze 15»
St George Mining finds elevated nickel levels from drilling
The high MgO zone at Cambridge has similarities to the central dunite lens at the Perseverance Nickel sulphide deposit at Leinster, which is ... «Proactive Investors USA & Canada, Cze 15»
St George Mining starts nickel sulphide drilling at East Laverton
Drilling will begin at the Cambridge Prospect, which comprises a large ultramafic dunite body with dimensions of approximately 4 kilometres by ... «Proactive Investors USA & Canada, Cze 15»
St George Mining in oversubscribed capital raising for nickel drilling
The first hole has confirmed the presence of a high MgO zone with similarities to the central dunite lens at the Perseverance nickel sulphide ... «Proactive Investors Australia, Maj 15»
St George Mining sets sail for raising
The first hole has confirmed the presence of a high MgO zone with similarities to the central dunite lens at the Perseverance nickel sulphide ... «Proactive Investors Australia, Maj 15»
Electra Stone Ltd. (ELT) Enters Into Option Agreement on Polar …
These rocks consist of peridotite, dunite and pyroxenite which are generally serpentinized. The rocks locally include pods of nephrite jade. «MarketWatch, Maj 15»
Christian Gottlieb Ferdinand von Hochstetter an important geologist
He noted the olivine, a magnesium iron-silicate mineral, at Dun Mountain near Nelson and named it dunite. Hochstetter's work was not ... «Taranaki Daily News, Maj 15»
Red Hills Area is Home to Rare and Hardy Native Plants
It is a harsh environment in which to survive, in large part due to the rocks that form the soil: dunite and serpentine (California's state rock). «MyMotherLode.com, Kwi 15»
