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Bytownite from
Helen's Reef, Scotland, UK


Locality type:Reef
Classification
Species:Anorthite var: Bytownite
Formula:(Ca,Na)[Al(Al,Si)Si2O8]
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Bytownite data
Locality Data:Click here to view Helen's Reef, Scotland, UK
Data Identifiers
Mindat Occurrence Record ID:1493002
Long-form Identifier:1:3:1493002:7
GUID (UUID V4):42a14821-5d98-43ba-9ec8-48a111362ea4
References
Harrison, R. K. - Ed. (1975) Expeditions to Rockall 1971-72. Report Vol. 7 (75/01) Institute of Geological Sciences
Reference Search (possible matching items)
(1988) Petrochemistry and isotope geochemistry of early Palaeogene basalts forming the dipping reflector sequence SW of Rockall Plateau, NE Atlantic. Special Publication, 39. Geological Society of London. 123-134 doi:10.1144/gsl.sp.1988.039.01.12
Report (chapter)
Groundmass labradorite (Ans0 70) coexists with bytownite (An~6 86) microphenocrysts and glomerocrysts....and compositions range from andesine (An4s) to bytownite (An76). In contrast, groundmass plagioclase is...similar to that of the Scourie gneisses of NW Scotland (Holland & Lambert 1973). Extensive partial melting...the Scourie dyke swarm, which extends from N W Scotland to Greenland. Further melting and depletion of...Tertiary igneous rocks from the Isle ofSkye, N.W. Scotland. Journal of Petrology, 22, 155-189. DUPR/~, B
Emeleus, C. H., Bell, B. R. (2005) British Regional Geology, The Palaeogene volcanic districts of Scotland (4th ed.) British Geological Survey
Report (edition)
Geology The Palaeogene volcanic districts of Scotland FOURTH EDITION CH Emeleus BR Bell Contributor:...geology: the Palaeogene volcanic districts of Scotland (Fourth edition). (British Geological Survey,...licence number I 000 I 789712005. Printed in the UK b>f Hawthornes, Nottingham C/0 7105 Authors CH Emeleus...fields, sill-complexes and dyke swarms in western Scotland and north-east Ireland 2 2 North Atlantic Igneous...ring-dykes 94 19 Gravity anomaly image of western Scotland 96 20 St Kilda Central Complex 98 21 Skye Central
Emeleus, C. H., Gyopari, M. C. (1992) References, Glossary & Index. In British Tertiary Volcanic Province - Geological Conservation Review No. 4. Joint Nature Conservation Committee, Peterborough. p.227-259.
Book (chapter)
Tertiary volcanic rocks of Eigg. Muck and Canna, N.W. Scotland. Unpublished M.Sc. thesis, University of Durham...(Decade 6), 1, 29(-305. Bailey, E.B. (1926) Domes in Scotland and South Africa: Arran and Vredefort. Geological...Cannel granophyre, Isle of Mull, Argyllshire, Scotland. Earth and Planetary Science Letters, 22, 267-74...early Tertiary lava pile of the Isle of Mull, Scotland. Contributions to Mineralogy and Petrology, 66...Eastern Red Hills Tertiary igneous centre, Skye, Scotland. Unpublished Ph.D. Thesis, University of London
 
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