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Monastery kimberlite

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Journal Article
Published: 01 June 2004
South African Journal of Geology (2004) 107 (1-2): 81–90.
...Richard W. Carlson; Rory O. Moore Abstract New whole rock chemical and Re-Os isotopic analyses of peridotite xenoliths from the Monastery kimberlite show the majority of the samples to have the low Fe, Al and Ca, and high MgO contents typical of magmaphile-element depleted cratonic lithospheric...
FIGURES
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Garnet megacrysts from the Group I <span class="search-highlight">Monastery</span> <span class="search-highlight">kimberlite</span> (field enclosed by ...
Published: 01 March 2009
Figure 10. Garnet megacrysts from the Group I Monastery kimberlite (field enclosed by dashed line) and Group II Star fissure (solid circles). Data from Gurney et al . (1979) and R.O. Moore and Gurney (1995) .
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Cr 2 O 3  versus Mg# plot for 180 megacrysts from the <span class="search-highlight">Monastery</span> <span class="search-highlight">kimberlite</span>,...
Published: 01 June 2004
Figure 2. Cr 2 O 3 versus Mg# plot for 180 megacrysts from the Monastery kimberlite, Free State, South Africa illustrating typical megacryst suite compositional evolution. Declining Cr associated with relative Fe enrichment (decreasing Mg#) is typical evolutionary trend for evolving magma
Journal Article
Published: 01 September 2005
South African Journal of Geology (2005) 108 (2): 233–246.
... to, the compositional range for Cr-poor megacrysts from typical southern African Group I kimberlites such as the Monastery kimberlite, whereas the High-Cr populations are different, as they have compositional trends that initiate at elevated magnesium-number and Cr 2 O 3 contents. Compositions similar to the High-Al...
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Variation in selected major elements in Lekkerfontein and Uintjiesberg garn...
Published: 01 December 2007
Figure 3. Variation in selected major elements in Lekkerfontein and Uintjiesberg garnet megacrysts. Dark shaded field shows published garnet megacryst data for Uintjiesberg kimberlite ( De Bruin, 2005 ), hatched field shows published megacrysts data from Monastery kimberlite (Jacob, 1977
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Correlation of H with (a) Ti, and (b) K, in clinopyroxene from mantle-deriv...
Published: 01 January 2006
Figure 11. Correlation of H with (a) Ti, and (b) K, in clinopyroxene from mantle-derived megacrysts from the Monastery kimberlite, South Africa. Modified after Bell et al. (2004) .
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Compositions of clinopyroxenes in peridotitic xenoliths from Udachnaya kimb...
Published: 01 October 2018
with garnet, which low-Ca content is similar to those of dunites–harzburgites (shown on Fig. 5 ); b , d , f : 1 , spinel pyroxenite, 2 , garnet orthopyroxenite, 3 , garnet clinopyroxenite and websterite, 4 , diamond-bearing garnet pyroxenite (Udachnaya kimberlite), 5 , megacrysts in Monastery
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Variation in selected major elements in Lekkerfontein and Uintjiesberg clin...
Published: 01 December 2007
Monastery kimberlite (Jacob, 1977), and dashed field shows Lekkerfontein megacryst compositions from Robey (1981) . Open Uintjiesberg symbols and partially filled Lekkerfontein symbols indicate clinopyroxene –ilmenite intergrowths.
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Six hypabyssal <span class="search-highlight">kimberlite</span> textures. ( A ) Segregations of serpentine (srp) ...
Published: 01 December 2019
phenocrysts and macrocrysts of mica and olivine (oliv) in the Buffelboudfontein kimberlite (South Africa). ( D ) Groundmass rich in monticellite (mtc), from Pipe 1 at Koskenniemi (Finland). ( E ) Mica microphenocrysts with black spinel (spl) and brown perovskite (pvk) in the Monastery kimberlite (South Africa
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Comparative analysis for water in olivines ( a ), orthopyroxenes ( b ), gar...
Published: 01 April 2014
and xenoliths of harzburgites and spinel and garnet lherzolites and Japanese, German, Australian, and USA basalts ( Kurosawa et al., 1997 ); xenoliths from the South African Monastery and Kimberley kimberlite pipes ( Miller et al., 1987 ); peridotite xenoliths from South African kimberlite pipes ( Grant et al
Journal Article
Published: 01 December 2008
South African Journal of Geology (2008) 111 (4): 462–464.
... J.J. , Jacob W.R.O. and Dawson , J.B. ( 1979 ). Megacrysts from the Monastery kimberlite pipe, South Africa . In: R.F. Boyd and H.A.O. Meyer (Editors), Proceedings of the 2nd International Kimberlite Conference , American Geophysical Union , 2 , 227 – 243...
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Representative polarized infrared spectra of natural and experimental olivi...
Published: 01 May 2007
olivine AC87 in the 3000–3800 cm −1 region showing predominantly the high wavenumber bands. The total water content of the olivine is 480 wt. ppm H 2 O. ( f ) Polarized FTIR spectra of the natural olivine ROM250 OL13 from the Monastery Kimberlite (South Africa). The concentration reported by Bell et al
Journal Article
Published: 01 January 2006
Reviews in Mineralogy and Geochemistry (2006) 62 (1): 155–167.
...Figure 11. Correlation of H with (a) Ti, and (b) K, in clinopyroxene from mantle-derived megacrysts from the Monastery kimberlite, South Africa. Modified after Bell et al. (2004) . ...
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Journal Article
Published: 01 February 1997
Russ. Geol. Geophys. (1997) 38 (2): 421–443.
... to the megacryst suite, as discussed below. The Monastery Ilmenite Suite: A Template for Interpretation. Moore et al. [ 2 ] carried out detailed majorand trace-element data on ilmenite and other members of the low-Cr megacryst suite from the Monastery kimberlite. This study is especially important...
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Series: Geological Society, London, Special Publications
Published: 01 January 2003
DOI: 10.1144/GSL.SP.2003.220.01.14
EISBN: 9781862394681
... MARIDs and megacrysts were 40 Ar/ 39 Ar dated using the ultraviolet laser ablation microprobe (UVLAMP) technique. Fifteen southern African samples were analysed from the following diamond- bearing kimberlite pipes within the Kaapvaal craton: De Beers, Bultfontein, Kamfersdam and Monastery in South...
Journal Article
Published: 01 June 2004
South African Journal of Geology (2004) 107 (1-2): 285–300.
... of multiple analyses reported in that study. Monastery megacryst data from Jakob (1977) , Gurney et al. (1979) and Moore (1986) . LTP is the field of orthopyroxenes from low-temperature peridotites from Hebron ( Robey, 1981 ) and assorted Lesotho kimberlites, and are thought to be representative of low...
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Journal Article
Published: 01 March 2009
South African Journal of Geology (2009) 112 (1): 23–38.
...Figure 10. Garnet megacrysts from the Group I Monastery kimberlite (field enclosed by dashed line) and Group II Star fissure (solid circles). Data from Gurney et al . (1979) and R.O. Moore and Gurney (1995) . ...
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Journal Article
Published: 01 June 2004
South African Journal of Geology (2004) 107 (1-2): 59–80.
...Figure 2. Cr 2 O 3 versus Mg# plot for 180 megacrysts from the Monastery kimberlite, Free State, South Africa illustrating typical megacryst suite compositional evolution. Declining Cr associated with relative Fe enrichment (decreasing Mg#) is typical evolutionary trend for evolving magma...
FIGURES | View All (9)
Journal Article
Published: 01 December 2007
South African Journal of Geology (2007) 110 (4): 597–610.
...Figure 3. Variation in selected major elements in Lekkerfontein and Uintjiesberg garnet megacrysts. Dark shaded field shows published garnet megacryst data for Uintjiesberg kimberlite ( De Bruin, 2005 ), hatched field shows published megacrysts data from Monastery kimberlite (Jacob, 1977...
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Journal Article
Published: 01 March 2001
South African Journal of Geology (2001) 104 (1): 23–38.
... coarse banded peridotites. Ilmenite is a late-crystallising megacryst phase in the Monastery kimberlite (Jakob, 1977; Gurney et al., 1979 ), characterised by complex variations in chemistry, which are described in detail by Moore et al. (1992) and Griffin et al., (1997...
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