KSIĄŻKI POWIĄZANE ZE SŁOWEM «PERTHITE»
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1
Introduction to Metamorphic Textures and Microstructures
The term MESO- PERTHITE is given to exsolved feldspars with subequal
volumes of intergrown K-feldspar and plagioclase. Although sometimes visible in
hand specimen, most perthitic and antiperthitic intergrowths occur on the
microscopic ...
A. J. Barker, A. J. Barker (Ph. D.), 1998
2
Gems: Their Sources, Descriptions and Identification
Named after the town of Perth, Ontario, Canada, where it was first found, Perthite
is the general variety name for alkali feldspar consisting of parallel or subparallel
intergrowths in which the potassium-rich phase (commonly microcline but may ...
3
Geological Survey Professional Paper
Both composition and texture are highly variable. All the rocks at higher altitudes
in the vicinity of Stormy Mountain, except for the dikes, consist of perthite, quartz,
oligoclase, a little biotite, and very rarely hornblende. In outcrop, it is impossible ...
Geological Survey (U.S.), 1982
4
Zirconium and Hafnium in the Southeastern Atlantic States
B Quartz, muscovite, beryl C -Coarse perthite, graphic granite, quartz W-Fine
grains ol quartz, plagioclase, muscovite, perthite , C-Quartz, perthite, muscovite,
albite - /-Plagioclase. perthite, quartz, muscovite W-Plagioclase. quartz, perthite, ...
5
U.S. Geological Survey professional paper
Although the general appearance of the rocks suggests that the presence or
absence of microcline perthite 0-*"/ phenocrysts determines whether the rock is
quartz mon- zonite or granodiorite, the plot of modes in figure 28 indicates quite ...
Geological Survey (U.S.), 1965
of plagioclase, quartz, and muscovite; a wall zone of plagioclase, quartz, and
perthite; and a discontinuous core of quartz and perthite. Plagioclase-quartz-
perthite pegmatite (border and wall zone) A thin discontinuous border zone of ...
A number of feldspar assemblages can be distinguished including recrystallized
perthite and plagioclase, anti- perthite porphyroblasts located adjacent to
recrystallized perthite and plagioclase, single grains of mesoperthite, and
antiperthite ...
William Alexander Deer, Robert Andrew Howie, J. Zussman, 2001
8
Geological Survey Bulletin
DIAGRAMMATIC PLAN LOCALITY WALL- OR SECTION OF COMPOSITION (•
Mpl.4) ROCK PEGMATITE BODY OF ZONES Biotite- vv-i 07 muscovitt granite C
Quartz, perthite, muscovite W-Fme grains o1 plagioclase. quartz, muscovite, ...
9
Selected Petrogenic Relationships of Plagioclase
413) “. . . a transition from braid perthite to ordinary vein or band perthite . . .” and
concluded that (p. 413) “By further replacement of microcline by albite, braid and
vein perthite grade into typical patch perthite.” All observations suggest a ...
Richard Conrad Emmons, 1953
10
Origin of Granite in the Light of Experimental Studies in ...
(I) Hypersolvus Granites, Syenites, and Nepheline Syenites (1) sanidine—high-
albite perthite (2) orthoclase—high-albite perthite (3) microcline-low-albite
perthite (II) Subsolvus Granites, Syenites, and Nepheline Syenites (A) potassium
...
WIADOMOŚCI, KTÓRE ZAWIERAJĄ SŁOWO «PERTHITE»
Sprawdź, o czym dyskutuje się w prasie krajowej i zagranicznej oraz jak jest stosowane słowo
perthite w wiadomościach.
Third Perthite wins PanAm medal
The Canadian Show Jumping Team of Yann Candele, Tiffany Foster, Eric Lamaze and Ian Millar won the gold medal at the Toronto 2015 Pan ... «www.insideottawavalley.com/, Lip 15»
Lee Griffith helps Albany locals see anew their paradise
... of a 1.5ha block — Griffith's wife Julie gave birth to their “little Albanian”, Darcy, joining their older son Flynn, who was born a “Perthite”. «The Australian, Cze 15»
No more Glory as Vukovic leaves the wild west
"After four years in the West, I would be lying if I said I didn't feel like a 'Perthite'. Our baby will be born a “Sandgroper” but from there on we will ... «SBS - The World Game, Maj 15»
Music Review: Average White Band at Fat Sam's Live, Dundee
Alan Gorrie is the closest, as a Perthite and former Duncan of Jordanstone student, but there is an extra connection with the city tonight. «Herald Scotland, Maj 15»
close to the family grapevine
... Aussies), as I noted a number plate with WHAQU a bit of adapted cultural New Zealand lingo that would be wasted on your average Perthite. «Manawatu Standard, Kwi 15»
Western Australia Sick of Being Treated Like The Dump That It Is
"Give me back my rocks you crooks," tweeted one disgruntled Perthite. "Our hospitals are held together with string but Colin Barnett personally ... «SBS, Kwi 15»
A local way to help nix those winter blahs
The races are open to anyone and you can learn more at tayvalleyskiclub.wordpress.com. Proud Perthite Yarrow Viets has a special quality. «www.insideottawavalley.com/, Lut 15»
David Warner's remarks have no place on the cricket pitch
Commenter: Perthite; Location: Perth; Date and time: Mon Jan 19 ... No doubt Perthite you are currently studying Mandarin just in case you ... «Sydney Morning Herald, Sty 15»
Perth: Western Australia's golden child
'Oh, it's awful round here," says the middle-aged Perthite with whom I'm strolling through the city's Northbridge neighbourhood. "You wouldn't ... «The Independent, Sty 15»
Down to business 'Down Under'
I've been informed by many Australians that they don't have accents and it's difficult even for them to tell a Perthite from a Melbournian. Anyway ... «Irish Medical Times, Kwi 14»
