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| CO-EXISTING CUMMINGTONITE AND HORNBLENDE IN AN AMPHIBOLITE FROM DUCHESS, QUEENSLAND, AUSTRALIA R. H. VanrvoN...for co-existing cummingtonite and hornblende from an amphibolite occurring near Duchess in northwestern...northwestern Queensland. The amphiboles are intergrown in regular and irregular fashion, a consistent feature being...tetrahedral Al in the hornblendes. INtnorucrIoN The cummingtonite-bearing amphibolite described herein occurs...north-northeast of Duchess railway station, the township of Duchess being about 65 miles southwest of Cloncurry in northwestern |
 | | Journal (article/letter/editorial) |
| James Cook University, Townsville, Qld 4811, Australia. Ortho-amphibolites associated with the Cannington...Eastern Fold Belt of the Mt Isa Inlier in northwest Queensland (Figure 1). It shares several features with 1690+5...Supplementary Papers lodged with the National Library of Australia (Manuscript Section); copies may be obtained from...from the Business Manager, Geological Society of Australia. Downloaded by [University of Cincinnati Libraries]...specimens mostly from separate localities near Cloncurry away from the area containing Broken Hill-type |
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| Distribution of Mg and Fe in Cummingtonite-Hornblende and Cummingtonite-ActinolitePairs from Metamorphic...[Mg/Fe]cu m ] are calculated for 31 metamorphic cummingtonite-hornblende pairs. Data on 21 pairs are taken... Norway, and of one pair from Cooma, N.S.W., Australia (cf. Kiseh, 1969). The electron microprobe methods...proportions of the cummingtonite "molecule". The Mg-Fe distributions in the cummingtonite-hornblende pairs...cummingtonites (KD.Mg_Fe Ca-am-Cum ~ 1.5--2.0), the cummingtonite-hornblende pairs diverge towards lower values |
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| Germany Ansrucr Exsolved pairs of hornblende and cummingtonite from two localities in southern New England...orientation of the exsolution lamellae. Both the cummingtonite and the hornblende show multiple generations...miscibility gap between the clinoamphiboles cummingtonite and hornblende was first proposed by Asklund...reported exsolution phenomena in coexisting cummingtonite and hornblende in amphibolite rocks from diverse...al. (1971, 1977) showed that in hornblende-cummingtonite and augitepigeonite pairs the orientations of |
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| Universit~t Innsbruck, Austria Coexisting Cummingtonite and Calcic Amphibole in Amphibolites from the...accepted October 4, 1985 Summary The formation of cummingtonite in two Ca and Al-poor and Mg-rich amphibolites...H20 to be responsible for the formation of cummingtonite in these samples. KCam.Cu m (Mg/Fe) Cam The...(Mg/Fe) Cure with values of 0.6-0.7 is similar to Cummingtonite-Ca-amphibole pairs from amphibolites with oligoclase...chemische Beziehungen lassen vermuten, daf~ sich Cummingtonite sowohl nach kontinuierlichen Reaktionen (in |
 | | Journal (article/letter/editorial) |
| the CloncurryDistrict, Mount Isa Inlier, Queensland,Australia PATRICK J. Wn.T.I&MS ANDMABEE HEINe. MANN*...JamesCookUniversity of NorthQueensland, Townsville, Queensland 4811,Australia Abstract The significant but subeconomic...depositis90 kmsouthsoutheast of Cloncurryin northwest Queensland. It liesin theEasternfoldbelt of theProterozoicMount...r Exploration,G.P.O. Box 558, Brisbane,Queensland, Australia. 0361-0128/93/1474/1114-21 $4.00 with...Maronanprospectof Bil- outwithin2 km of the Maramungee liton (Australia)aboutwhichthere is no published and2). A quartzporphyryin |
 | | Journal (article/letter/editorial) |
| group P21/m, optically and chemically like cummingtonite with blue-green hornblende exsolution lamellae...hornblende, space group C2/m, with primitive cummingtonite exsolution lamellae on (100) and (i01) of the...per formula unit as follows: for primitive cummingtonite (l~a0.02Ca0.21Mn0.06Fe2+2.2sMg4.12A10.2s) (A10...or less.1 b) The pairs cummingtonite-hornblende and anthophyllite-cummingtonite occur where the bulk composition...hornblende, anthophyllite, and a primitive cummingtonite (Ross, PxeI]~E and WEIBLV.~r 1968), which is |
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| be seen. The excess could be explained by a cummingtonite-anthophyllite admixture (Rice, pers. comm.)...is 51% pargasite, 19% tsehermakite and 30% cummingtonite. The admixture effect is clearly visible if...occurrence of a exsolution system of lamdlae of cummingtonite-type. In fact the precession photographs of...a r e : a0 b0 co h o r n b l e n d e 1to cummingtonite 9.80 18.02 5.28 105~ ' 9.60 18.02 5.28 102~...coincide, and the exsolution lamellae system of cummingtonite lies on (001) ,of the host amphibole, which |
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| Mineralogical Societies of New South Wales, Queensland, South Australia, Tasmania and Victoria Volume 1, Number...mines of the Mt Isa District, Queensland Part 1 - The Great Australia Mine ........... 23 B. Day & B...Mineralogical Societies of New South Wales, Queensland, South Australia, Tasmania and Victoria resolved to proÂ...rocks are now mostly altered to amphiboles (cummingtonite, actinolite, anthophyllite), serpentine and...altered (Groves & Solomon, 1964; Brown, 1986) Cummingtonite Replaces pyroxenes (Brown, 1986) Epidote |
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| in examples 1 and 2, which are coexisting cummingtonite and hornblende (respectively), it is reasonable...hornblende coexisting with cummingtonite is "saturated" with a cummingtonite component and thus contains...coexisting cummingtonite (example 2), it is reasonable to assume that this cummingtonite is saturated...Coexisting cummingtonite and hornblende in an amphibolite from Duchess Queensland, Australia; Am. Mineral...328 0.328 -0.000 0,043 0,043 0.803 O.OBO CUMMINGTONITE VERNON(1962) LOWER BOUND = SUM CA=IS UPPER |
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| (Bookreview). .. Cummingtonite and hornblende, co-existing, in an amphibolite from Duchess, QueenSland, Australia...Missouri 199 the (Piller). . . interHornblende-cummingtonite International Mineralogical Assogrowths (Asklund...Morris, R. C. Osarizawaite from 1079 Western Australia.... . . Mortland, M. M. with Ellis, B, G. A comparison...Osarizawaite (Taguchi) 'Western Osarizawaite from Australia (Morris) Osborn, E. F. Reaction series for subalkaline...sapphirine in the granulite terrains of Western Australia (Wilson)... . Scanlon,W. W. Schairer, J. F. with |
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| Geology, University of Melbourne, Melbourne, Australia. 12 A.F. Cooper and J. F. Lovering: Haast...e n d e a n d e u m m i n g tonite contain cummingtonite and hornblende exsolution lamellae respectively...(These could conceivably be either actinolite or cummingtonite). (b) As greenish lamellae in the actinolite...again absent from coexisting hornblende and cummingtonite found in oligoclase zone ferruginous metacherts...amphiboles hornblende and cummingtonite do however contain (10i) lamellae of cummingtonite and hornblende respectively |
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| recently published determinative curves for the cummingtonite series. The ciino-amphibole, or part of it,...Although Ca and Mn have been claimed to stabilize cummingtonite as against anthophyllite, most magnesian cummingtonites...nomenclature of the cummingtonite series is discussed. Retaining the subdivision of the Mg cummingtonite series at...existence of Ca- and Mn-poor clino-amphiboles for cummingtonite nomenclature are discussed. Mineral Data The...recent determinative curves for the Mn-poor cummingtonite series (DEE~, HOWlE and ZUSSMAN, 1963, Fig. |
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| submicroscopicscaleand contains abundant lamellae of cummingtonite. AEM analysesindicate that the present pair...dimensional fit between the glaucophaneand cummingtonite lattices. This orientation differs significantly...ferromagnesianamphibolesand discusses(l) exsolution of cummingtonite in common eclogitic glaucophaneand (2) a new...exsolved glaucophane grain. Note that lamellae of cummingtonite occur in two orientations and vary in size,...lattice fringesfor the glaucophane(=0.89 nm) and cummingtonite (=0.907 nm) are coherent acrossthe interface |
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| hornblendelamellae: Low-temperature exsolutionin cummingtonite Ur,nrcn KLETNT''*Tnotras G. Snnnrrr't lNo JonN...Bayreuti, 95440 Bayreith, Germany AesrRAcr Cummingtonite from central Massachusetts,which has experi...gaps of the equilibrium and coherent solvi for cummingtonite-hornblende(in terms of Ca e Fer* exchange) at...coexisting with cummingtonite with excessAl relative to Ca. The composition of the cummingtonite host between...very low in both Ca and Al relative to bulk cummingtonite analysesthat were obtained from electron microprobe |
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| subgrains(boxedarea)containing narrow " 100" and "T0 1" cummingtonite lamellae (arrows). The porphyroclastsand subglains...identical to the commonly reported occurrences of cummingtonite exsolution lamellae in calcic amphiboles (e...theselamellaeindicate that they are indeed C2/m cummingtonite. When examined in the TEM, an exsolution microstructure...and at the interfacesof the "l00" and "T0l" cummingtonite lamellae (Figs. 4 and 5). These observations...formation of the tweed structurepostdates the cummingtonite exsolution and at least some of the deformation |
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| Dept., University of Sydney, Sydney, N.S.W., Australia. tt4l II42 R. H. VERNON cent FeO and 0.09per...addition, a tremolite from Mount Fitton, South Australia was found to have a very low susceptibility(1...amphibolite, 8000 ft N.E. of Duchess railway station, northwestern Queensland Analyst: P. J Sinnorr. 4,...Broken Hill Basin, N S W (Edwards 1958, p. 7) 6 Cummingtonite from sme rock as No. 3. Analyst: P. J. Sinnott |
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| petrologists, in particular since the glaucophane and cummingtonite component The four major introduction of the...rock composition, which is an Fe-poor, to the cummingtonite (CU) vector. K together with Ca- and Mg-rich...content of 2-00 pfu and contains roughly 10% cummingtonite. Skogby & Ferrow (1989) assigned deficiencies...physical-chemical reasons in that glaucophane, similar to cummingtonite, may coexist with Ca-amphiboles (e.g. Klein...the target composition (TC). Similar to the cummingtonite and some tetrahedral Al. The charge 478 ZINGG |
 | | Book |
| Gedrites, o(Mg,Fe+2)5Al2Si6Ab022(OH)2. . . . . . Cummingtonite-Grunerite, o(Mg,Fe+2)7Sis022(OH)2 ............(Mg86Fet~) and riebeckite chains; (c) comparison of cummingtonite (Mg64Fe~g) and grunerite (Mg33Fe ~?) chains... Iron-Magnesium Amphiboles Members of the cummingtonite-grunerite and anthophyllite-ferroanthophyllite...Monoclinic amphiboles range from fairly near cummingtonite (the Mg end-member has also been called kupfferite)...in the compositional range: anthophyllite (cummingtonite)-ferroanthophyllite (grunerite)-gedrite-ferrogedrite |
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| errors or Australia Australian Mineral Foundation 63 Conyngham Street Glenside South Australia 5065 omission...UK. Printed by The Alden Press, Oxford, UK. Australia (Orders: Tel. (08) 379-0444 Fax (08) 379-4634)...AnthophylliteâGedrite HolmquistiteâFerro-holmquistite CummingtoniteâGrunerite Calcic Amphiboles TremoliteâActin...less common monoclinic amphiboles magnesio-cummingtonite and joesmithite with space groups P2,;/m and...reverse direction the limiting content of Mg in a cummingtonite-grunerite was once thought to be about 57 per |
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| boles: brown hornblende, green hornblende, and cummingtonite(?). Poikilitic brown hornblendegrains as much...5 sparse Most of the green hornblende and cummingtonite(?), at-v--pically in this specimen,was removed...W. (1936) Structural and petrologic studies in Duchess County, New York. Part IL Petrology and metamorphism...of the Morar and Knoydart districts of Inverness-shire. Trans Ro1, 5or. Edi,nburgh63, 553-588. Mrvasnrno |
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| of Mineralogy, Museum of Victoria, Melbourne, Australia; Herr H. Hofmann and Frau Heidrun Fuchs of the...Thomson's collection, National Museum of Victoria, Australia) and became national treasures, numerous aspects...CLACKMANNANSHIRE 5 KINROSS-SHIRE 8 RENFREWSHIRE 7 WEST LOTHIAN 8 MIDLOTHIAN 9 PEEBLES-SHIRE 10 SELKIRKSHIRE...tours, all the remarkable minerals in Dumfries-shire, the Forest of Selkirk, Tiriotdale, Ayrshire, 18...from thc5e drawers by Lord Gray to Elizabeth, Duchess of Gordon in 1828, Catalogueentriesfor drawer |
 | | Report (issue) |
| No. 7 Woolman, Government Printer, South Australia, 1983 REF 349.994, N668c Noble, R. A. Catalogue...MineralogyâSouth Australia. |. Just, J. (Juri). Il. Johnson, J. E. (James Eric). Ill. South Australia. Dept. of...and Energy. IV. Title. (Series: Handbook (South Australia. Dept. of Mines and Energy); 7) 549.99423 ISSN...Keywords: Mineralogy/Catalogues/Minerals/South Australia. Issued under the authority of The Hon. R. G...a booklet called The Mineral Kingdom of South Australia. In 1846 the Colonyâs Deputy Surveyor General |
 | | Report (volume) |
| 290 290 Crocidolite in ironstones of Western Australia Anthophyllite in Alpine-type ultramafic rocks...FERROMAGNESIAN AMPHIBOLES . 325 Mg-Fe in cummingtonite and actinolite Mg-Fe in anthophyllite and the...magnesium-rich cummingtonite Nature of the structural changes Possible anti-phase domains in cummingtonite Anth...Anthophyllite-cummingtonite phase relations MISCIBILITY GAPS AND EXSOLUTION TEXTURES IN AMPHIBOLES Introduction...(tremolite)-anthophyllite Hornblende-cummingtonite (Tremolite) actinolite-cummingtonite Tremolite (actinolite)-riebeckite |
 | | Report (issue) |
| Level 3, 15-31 Pelham Street, Carlton Victoria Australia 3053 iii Š The Australasian Institute of Mining...knowledge and understanding of the mineral wealth of Australia and Papua New Guinea. v vi Committees MONOGRAPH...Mining and Petroleum Bureau of Resource Sciences Queensland Department of Minerals and Energy Mineral Resources...Gold NL WMC Resources Limited Outokumpu Mining Australia Hamersley Iron Pty Limited Hancock Prospecting...597 and 598 609, 610 and 611 Battle Mountain (Australia) Inc 686 and 687 MIM Holdings Limited 702 and |
