Log InRegister
Quick Links : The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsThe Rock H. Currier Digital LibraryGeologic Time
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral Quiz
Photo SearchPhoto GalleriesSearch by ColorNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Spinel from
Popes Harbour, Halifax Co., Nova Scotia, Canada


Locality type:Dike swarm
Classification
Species:Spinel
Formula:MgAl2O4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Spinel data
Locality Data:Click here to view Popes Harbour, Halifax Co., Nova Scotia, Canada
Data Identifiers
Mindat Occurrence Record ID:1349736
Long-form Identifier:1:3:1349736:7
GUID (UUID V4):a0562a7d-76e3-4f17-ba31-764722a79814
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
Publishers B.V., Amsterdam An empirical sapphirine-spinel Mg-Fe exchange thermometer and its application...to high grade xenoliths in the Popes Harbour dyke, Nova Scotia, Canada J. V i c t o r O w e n a a n d...of Geology, Saint Mary's University, Halifax, N.S., B3H 3C3, Canada ~Department of Geological Sciences...University of Saskatchewan, Saskatoon, Sask., S7N OWO, Canada ( Received January 30, 1990; revised and accepted...Greenough, J.D., 1991. An empirical sapphirine-spinel Mg-Fe exchange thermometer and its application
Journal (article/letter/editorial)
Analysis of the Weekend Dykes, Eastern Shore, Nova Scotia, Canada Department of Geological Sciences, University...B.C., Canada VI V 1 V7 2 Department of Geology, Saint Mary's University, Halifax, N.S., Canada B3H 3C3...Box 41, Station M, 5112 Prince Street, Halifax, N.S., Canada B3J 2L4 (Received 9 March 1992; revised...as the Weekend dykes, on the Eastern Shore of Nova Scotia contain panidiomorphic textures and mineral (amphibole...distance of 175 km along the Eastern Shore of Nova Scotia (Fig. 1; Ruffman & Greenough, 1990). The dykes
Journal (article/letter/editorial)
Ages from a Diorite Xenolith of the Popes Harbour Dyke, Nova Scotia: Implications for Late Ediacaran Arc...Ages from a Diorite Xenolith of the Popes Harbour Dyke, Nova Scotia: Implications for Late Ediacaran Arc...Mary’s University, 923 Robie Street, Halifax, NS B3H 3C3, Canada Correspondence: jarda.dostal@smu.ca ...Northern Appalachians as it is only identified in Nova Scotia. It was thrust over the Avalon terrane during...Hosted within the Late Devonian lamprophyric Popes Harbour dyke of the Meguma terrane are xenoliths of
Journal (article/letter/editorial)
plutonic complexes R.H. Mitchell (Thunder Bay, Ont., Canada) ...................................................................... An empirical sapphirine-spinel Mg-Fe exchange thermometer and its application...xenoliths in the Popes Harbour dyke, Nova Scotia, Canada J. Victor Owen (Halifax, N.S., Canada) and J.D. Greenough...Greenough (Sasketoon, Sask., Canada) ................................................. Author Index Volume
Journal (article/letter/editorial)
complex development in the Liscomb Complex, Nova Scotia, Canada Jaroslav Dostala,*, Duncan J. Keppieb, Pierre...Geology, Saint Mary’s University, Halifax, Nova Scotia B3H 3C3, Canada Instituto de Geologia, Universidad...Francis Xavier University, Antigonish, Nova Scotia B2G 2W5, Canada b Received 11 June 2004; accepted 14...gneisses and granites of the Liscomb Complex (Nova Scotia, Canada), which are exposed in a core complex within...the Cambro–Ordovician Meguma Group of southern Nova Scotia, yielded concordant U–Pb zircon/monazite ages
Journal (article/letter/editorial)
Lamaque, Bureau 1.02, Val-d’Or, QuĂ©bec J9P 3L4, Canada WALTER E. TRZCIENSKI JR. DĂ©partement de GĂ©ologie...MontrĂ©al, QuĂ©bec H3T 1J4, Canada JEAN H. BÉDARD Commission GĂ©ologique du Canada, C.P. 7500, Ste-Foy, QuĂ©bec...QuĂ©bec G1V 4C7, Canada NORMAND GOULET DĂ©partement des Sciences de la Terre et de l’AtmosphĂšre, UniversitĂ©...201 PrĂ©sident Kennedy, MontrĂ©al, QuĂ©bec H2X 3Y7, Canada ABSTRACT A clast containing sapphirine has been...volcano-sedimentary slivers and rafts. The Douglas Harbour Domain contains the Faribault–Thury tonalite–trondhjemite
Journal (article/letter/editorial)
V. and Greenough, J.D., An empirical sapphirine-spinel Mg-Fe exchange thermometer and its application...to high grade xenoliths in the Popes Harbour dyke, Nova Scotia, Canada ..............................
Journal (article/letter/editorial)
crust beneath the Meguma Lithoiectonic Zone, Nova Scotia: evidence from granulite facies xenoliths G.W...University, Halifax, Nova Scotia, Canada B3H 3J5 z Nova Scotia Department of Mines and Energy, Halifax, Nova...Nova Scotia, Canada B3J 2X1 Received January 29, 1990 / AcceptedApril 24, 1991 Abstract. Granulite-facies...Upper De- vonian lamprophyre dyke near Tangier, Nova Scotia, provide new information about the lower crust...contains garnet + graphite_+ [aluminosilicates + spinel + sapphirine (hight A1103 subgroups A1 and A2)]
Journal (article/letter/editorial)
assemblage contains cordierite-biotite-sapphirine-spinel-corundum-K-feldspar. Interpretation of multiphase...with the following reactions: biotite ĂŸ corundum ÂŒ spinel ĂŸ K-feldspar ĂŸ H2 O phlogopite Ă°in biotiteÞ ĂŸ corundum...corundum ÂŒ eastonite Ă°in biotiteÞ ĂŸ spinel ĂŸ cordierite spinel ĂŸ cordierite ÂŒ sapphirine2:2:1  cordierite...biotite ÂŒ cordierite ĂŸ spinel ĂŸ K-feldspar ĂŸ H2 O sapphirine ÂŒ cordierite ĂŸ spinel ĂŸ corundum The P–T evolution...perthite plagioclase quartz sanidine siliimanite spinel talc tremolite Introduction The new sapphirine
Journal (article/letter/editorial)
e exchange thermometry), are spinel-sapphirine-biotite-gedrite, spinel-corundum-sapphirine-cordierite...of primary spinel and rutile and/or ilmenite according to the generalised reaction: spinel + ilmenite/rutile...and HzO-contents. The partitioning of Zn between spinel and h6gbomite is not uniform and is considered...upon prevailing fo2 and aH2o. KEYWORDS: h6gbomite, spinel, secondary formation, oxidation, sapphifine-bearing...et al. (1989) and the numerous reports by Grew and co-workers (1987, 1989, 1990), describes the detailed
Journal (article/letter/editorial)
enclosed within plagioclase and contains inclusions of spinel and sillimanite, and is locally intergrown with...+ Crn. Temperatures estimated from sapphirine − spinel equilibria lie around 930 − 950ÂșC, suggesting ultrahigh...metamorphism and the nature of uplift. Rarely, sapphirine, spinel, and corundum coexisting with quartz have also...expose gneissic rocks with corundum, sapphirine and spinel. The sub − surface quarries and some of the pits...amphiboles, dark brownish spinel and small grains of plagioclase. Amphibole + spinel and plagioclase − rich
Journal (article/letter/editorial)
of gedrite within orthopyroxene associated with spinel, and corroded garnet in a variety of symplecitites...Similarly, fan-shaped patches of finely intergrown spinel + orthopyroxene + cordierite around ragged garnets...isolated from sapphirine by a reaction corona of spinel cordierite, the former nucleating on sapphirine...granular aggregates of cordierite with or without spinel. The widespread breakdown of garnet is evident...and sillimanite are separated by a narrow band of spinel + cordierite which + M I N E R A L CHEMISTRY
Journal (article/letter/editorial)
partitioning between coexisting sapphirine and spinel: an empirical geothermometer and its application...C at 800 MPa to grow coexisting sapphirine and spinel-bearing metapelitic assemblages in the KFMASH system...sapphirine-spinel need to be revised upward by 120–160 ° C. Key-words: sapphirine-spinel granulites,...lower crustal conditions, such as the sapphirine-spinel bearing granulites, are instrumental to the interpretation...dataset. In natural systems coexisting sapphirine and spinel have been reported from many high-grade terrains
Journal (article/letter/editorial)
Mineralogist, Volume 91, pages 375–384, 2006 Garnet-spinel intergrowths in ultrahigh-temperature granulite...other domain. Lamellar to vermicular intergrowth of spinel solid-solution occurs in garnet, particularly in...porphyroblast. Locally, sapphirine, overgrowing spinel, is also intergrown with garnet. Three possible...garnet-spinel intergrowth: (1) from early stabilized orthopyroxene + sillimanite; (2) spinel forming...Sapphirine is produced by a reaction involving spinel and aluminous pyroxene. Regardless of the exact
Journal (article/letter/editorial)
sapphirine– corundum–spinel–cordierite (2) corundum–spinel–cordierite (3) garnet–corundum–spinel–cordierite (4)...(4) garnet–spinel–gedrite–corundum, and (5) orthopyroxene–spinel–gedrite. These metamorphic rocks are...rocks, characteristically containing corundum, spinel and other Al-rich ferromagnesian silicates of cordierite...(sapphirine–corundum–spinel–cordierite granulite, corundum–spinel–cordierite granulite, garnet–corundum– spinel–cordierite...spinel–cordierite granulite, garnet–spinel–gedrite–corundum granulite and orthopyroxene–spinel granulite) occur as tectonic
Journal (article/letter/editorial)
melting produces peak assemblages orthopyroxene + spinel + quartz + melt and orthopyroxene + sapphirine...sapphirine + orthopyroxene + quartz + cordierite + spinel directly from F-rich biotite as a consequence of...(2000). The rock contains abundant orthopyroxene, spinel, cordierite, quartz, perthite (only in the leucosome...migmatite consists of orthopyroxene, sillimanite, spinel, sapphirine and cordierite, whereas the leucosome...porphyroblastic phase that forms aggregates with spinel + cordierite + quartz and sapphirine + cordierite
Journal (article/letter/editorial)
replaced by a symplectite of plagioclase, corundum, spinel and sapphirine. The sapphirine is amongst the most...eclogite is often replaced by a plagioclase" corundumq spinel " sapphirine symplectite Ćœe.g., Matthes et al....symplectite (S2 in Fig. 1a,b): Spinel has a composition intermediate between spinel ĆœMgAl 2 O4 . and hercynite...ratio equal to 0.49 ĆœTable 1.. As for corundum, spinel vermicules are disposed radially and perpendicular...irregular strip at the rim of the kyanite pseudomorph. Spinel also occurs in this outer zone. Plagioclase is
Journal (article/letter/editorial)
granites and ash-flow tufts (Montel et al., 1986). Spinel-bearing assemblages have been interpreted as products...Weber C, Pichavant M (1986) Biotite-sillimanite-spinel assemblages in highgrade metamorphic rocks: occurrences...JA, Greenough JD (1991) An empirical sapphirine-spinel M g-Fe exchange thermometer and its application...to high grade xenoliths in the Popes Harbour dyke, Nova Scotia, Canada. Lithos 26:317-332 Paolionieo A
Journal (article/letter/editorial)
characterized by UHT assemblage(s) sapphirine + quartz, spinel + quartz and sapphirine + orthopyroxene + quartz...suite. The mafic granulite itself and the associated co-deformed enderbitic gneiss record the postpeak near-isobaric...documented intergrowth textures involving garnet–spinel–sapphirine in coarse garnet porphyroblast from...+ cordierite + orthopyroxene + sillimanite and spinel + quartz + orthopyroxene were stabilized in domain...thermometer on coexisting sapphirine and spinel (Das et al., 2006a) from spinel-bearing assemblage of Bose et al
Journal (article/letter/editorial)
of Geology, Saint Mary’s University, Halifax, Nova Scotia, Canada B3H 3C3 Department of Earth Sciences...University of Western Ontario, London, Ontario, Canada N6A 5B7 c Department of Geology, Okanagan University...University College, Kelowna, British Columbia, Canada V1V 1V7 b Received 19 September 2002; accepted 14...corundum, spinel and/or sillimanite. Quartz occurs locally, but never in contact with corundum, spinel or sapphirine...Ilmenite occurs in a few samples. Spinel of the hercynite-common spinel series is comparatively rare, but
Journal (article/letter/editorial)
com/locate/gr Experimental calibration of sapphirine–spinel Fe 2+ –Mg exchange thermometer: Implication for...distribution coefficients between sapphirine and spinel: KD ÂŒ Spr X Spl Fe X Mg Spr X Spl Mg X Fe ; ...+ Mg); XFe = Fe / (Fe + Mg)]. A new sapphirine– spinel geothermometer has been obtained as: lnKD ÂŒ −1:257...reserved. Keywords: Fe2+–Mg partitioning; Sapphirine–spinel exchange thermometer; Ultrahigh-temperature (UHT)...and spinel is commonly observed as a mineral assemblage of sapphirine corona that encloses spinel grains
Journal (article/letter/editorial)
− 7.5 wt%) while orthopyroxenes associated with spinel possess values between 7.3 − 7.5 wt%. Late orthopyroxene...8 kbar and those associated with sapphirine and spinel symplectites show 850 − 900°C at a pressure around...orthopyroxene − sillimanite − quartz association (4) spinel − quartz direct association (5) presence of aluminous...consist mainly of garnet, cordierite, sillimanite and spinel. The Opx − Sil − Qtz granulite at Ganguvarpatti...values (6.9 − 7.5 wt%) while those associated with spinel possess values between 7.3 − 7.5 wt%. Late orthopyroxene
Journal (article/letter/editorial)
The enclave contains a disrupted layer of black spinel-orthopyroxene-phlogopite gneiss, which was truncated...composed of a sequence of mineral zones that contain spinel, orthopyroxene, sapphirine, cordierite and plagioclase...surrounding sapphirine and sapphirine surrounding spinel. The growth of the reaction band was controlled...pale brown orthopyroxene (60±70 modal%) and green spinel (30±35 modal%). Orthopyroxene grains have polygonal...anhedral forms, and are larger (0.3±0.6 mm) than spinel grains (0.1±0.4 mm). A few samples (e.g. RUM11)
Journal (article/letter/editorial)
767 Table 1. Representative chemical analyses of co-existing minerals in enderbitic gneiss. Mineral Sample...more of quartz, biotite, ilmenite, plagioclase and spinel. Quartz and plagioclase form a coarse polygonal...composition to the rims of the porphyroblasts. Spinel included in the garnet is hercynite-rich with negligible...anor2 3 Table 3. Representative chemical analyses of co-existing minerals in leptynite. Mineral Sample Type...designated as orthopyroxene (Opx ). P P This mineral co-exists with garnet and cordierite but not with sillimanite
Journal (article/letter/editorial)
(2006) 524 – 536 www.elsevier.com/locate/lithos Spinel–sapphirine–quartz bearing composite inclusion within...of quartz, plagioclase, K-feldspar, sapphirine, spinel, orthopyroxene, and biotite, in porphyroblastic...four occurrences: (1) as anhedral mineral between spinel and quartz (Spr-1), (2) subhedral to euhedral needles...and P > 10 kbar during peak metamorphism. Coarse spinel (Spl-1) with irregular grain morphology and adjacent...of the rock shifted from the stability field of spinel + quartz to sapphirine + quartz. Petrogenetic grid
 
Mineral and/or Locality  
Mindat Discussions Facebook Logo Instagram Logo Discord Logo
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2024, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: April 26, 2024 15:03:52
Go to top of page