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Lawn Hill Platform

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Journal Article
Journal: Economic Geology
Published: 01 September 2006
Economic Geology (2006) 101 (6): 1211–1229.
...M. Glikson; S. D. Golding; P. N. Southgate Abstract Hydrocarbon migration pathways and organic mineral matter associations were used to identify brine pathways in Paleoproterozic to early Mesoproterozoic rocks from the Lawn Hill platform, Mount Isa. Several types of organic matter are identified...
FIGURES | View All (13)
Journal Article
Journal: Economic Geology
Published: 01 September 2006
Economic Geology (2006) 101 (6): 1231–1250.
...Suzanne D. Golding; I. Tonguç Uysal; Miryam Glikson; Kim A. Baublys; Peter N. Southgate Abstract Mudrocks and carbonates of the Isa superbasin in the Lawn Hill platform in northern Australia host major base metal sulfide mineralization, including the giant strata-bound Century Zn-Pb deposit...
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Journal Article
Journal: Economic Geology
Published: 01 September 2006
Economic Geology (2006) 101 (6): 1293–1312.
... from geologic maps. At the time this modeling work took place, reflection seismic data, which are crucial for determining the subsurface geometry of the basin, were not available for the McArthur region. Unlike the McArthur region, the northern and central parts of the Lawn Hill platform...
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Generalized stratigraphy for the northern and central <span class="search-highlight">Lawn</span> <span class="search-highlight">Hill</span> <span class="search-highlight">platform</span>. T...
Published: 01 September 2006
F ig . 2. Generalized stratigraphy for the northern and central Lawn Hill platform. The diagram depicts regional north-south geometric relationships for the stratigraphic units. Northern outcrops of the Murphy inlier are correlated with southern outcrops of the Lawn Hill platform using
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Generalized stratigraphy for the central and northern <span class="search-highlight">Lawn</span> <span class="search-highlight">Hill</span> <span class="search-highlight">platform</span> (L...
Published: 01 September 2006
F ig . 2. Generalized stratigraphy for the central and northern Lawn Hill platform (LHP) based on outcrop, drill core, and seismic data. Thickness variations and sequence stratigraphic correlations ( Bradshaw et al., 2000 ; Southgate et al., 2000 ) depict a north-south–thickening megawedge
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The Burketown mineral field in the <span class="search-highlight">Lawn</span> <span class="search-highlight">Hill</span> <span class="search-highlight">platform</span>, showing Century, Wat...
Published: 01 September 2006
F ig . 3. The Burketown mineral field in the Lawn Hill platform, showing Century, Watson’s lode, Silver King, Flat Tyre, Silver Queen, Little Wonder, Coghlan’s, Mended Hill, Bell’s lode, Anglo American, Little Banner, McGregor, Axis Hill, Edith, Lilydale, and Zinc Gossan 2 and the major
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Simplified outcrop, structure, and locality map of the <span class="search-highlight">Lawn</span> <span class="search-highlight">Hill</span> <span class="search-highlight">platform</span>, ...
Published: 01 September 2006
F ig . 1. Simplified outcrop, structure, and locality map of the Lawn Hill platform, northern Mount Isa basin. The map also shows the locations of seismic profiles (grid of thin lines), composite seismic profiles (bold dashed lines) interpreted regional profiles P1–P3, and the principal drill
Journal Article
Journal: Economic Geology
Published: 01 September 2006
Economic Geology (2006) 101 (6): 1159–1188.
... and dolomudstones in the Lawn Hill platform precipitated from fluids with δ 18 O fluid between −2.6 and 1.1 per mil and δ 13 C fluid between −8.6 and −3.9 per mil. This suggests that these units did not contribute to the ore-forming brines. Quartz veins formed during the later diagenetic history in the Mount Isa...
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Journal Article
Journal: Economic Geology
Published: 01 December 1998
Economic Geology (1998) 93 (8): 1132–1152.
...Stephen J. Andrews Abstract The Mesoproterozoic Upper McNamara Group forms the uppermost division of the Lawn Hill platform in the western Mount Isa block. Several zinc and lead occurrences, including the Century deposit, are hosted by clastic and carbonate sediments within this interval. The Upper...
Journal Article
Journal: Economic Geology
Published: 01 September 2006
Economic Geology (2006) 101 (6): 1251–1273.
...F ig . 3. The Burketown mineral field in the Lawn Hill platform, showing Century, Watson’s lode, Silver King, Flat Tyre, Silver Queen, Little Wonder, Coghlan’s, Mended Hill, Bell’s lode, Anglo American, Little Banner, McGregor, Axis Hill, Edith, Lilydale, and Zinc Gossan 2 and the major...
FIGURES | View All (12)
Journal Article
Journal: Economic Geology
Published: 01 June 2005
Economic Geology (2005) 100 (4): 663–676.
...) deposit of the McArthur basin, the Walford deposit, and other Pb-Zn-Ag–mineralized sequences of the Lawn Hill platform. † Corresponding author: e-mail, [email protected] 16 05 2005 30 05 2003 Economic Geology 2005 Mount Howden section: The sample of the Plumbago...
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Calculated hydrogen and oxygen isotope compositions of fluids in equilibriu...
Published: 01 September 2006
F ig . 12. Calculated hydrogen and oxygen isotope compositions of fluids in equilibrium with illite from the central and northern Lawn Hill platform. Illite from the central Lawn Hill platform near the Century mine falls in two distinct fields that are interpreted to reflect evaporated meteoric
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Geographic and stratigraphic distribution of borehole samples analyzed in t...
Published: 01 September 2006
F ig . 3. Geographic and stratigraphic distribution of borehole samples analyzed in this study. LH = Lawn Hill, LHP = Lawn Hill platform.
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General paragenesis of common authigenic minerals in the sedimentary rocks ...
Published: 01 September 2006
F ig . 4. General paragenesis of common authigenic minerals in the sedimentary rocks of the Isa superbasin of the central and northern Lawn Hill platform.
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Comparison between illite crystallinity and organic reflectance values (Ro)...
Published: 01 September 2006
F ig . 9. Comparison between illite crystallinity and organic reflectance values (Ro) for representative borehole samples from the central and northern Lawn Hill platform.
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Depth-related trends in illite crystallinity in central and northern <span class="search-highlight">Lawn</span> H...
Published: 01 September 2006
F ig . 8. Depth-related trends in illite crystallinity in central and northern Lawn Hill platform boreholes show a wide scatter, which indicates temperature increase with depth was not the major control on illite crystallinity.
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A. K-Ar data in relationship to size fractions of the illites. B. Variation...
Published: 01 September 2006
F ig . 10. A. K-Ar data in relationship to size fractions of the illites. B. Variations in K-Ar ages with sample locations in the Lawn Hill platform (2σ error bars as presented in Table 1 ).
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A. K-Ar data in relationship to size fractions of the illites. B. Variation...
Published: 01 September 2006
F ig . 10. A. K-Ar data in relationship to size fractions of the illites. B. Variations in K-Ar ages with sample locations in the Lawn Hill platform (2σ error bars as presented in Table 1 ).
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Histograms of chlorite crystallinity values for samples from the central an...
Published: 01 September 2006
F ig . 7. Histograms of chlorite crystallinity values for samples from the central and northern Lawn Hill platform indicate a broadly similar temperature regime to that derived from interpretation of the illite crystallinity data (Fig. 6 ).
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Location of the Palaeoproterozoic Murphy Inlier, the Paleo- to Mesoproteroz...
Published: 01 November 2011
Fig. 1. Location of the Palaeoproterozoic Murphy Inlier, the Paleo- to Mesoproterozoic McArthur Basin and the Paleo- to Neoproterozoic Mt Isa Inlier. Also shown are the Lawn Hill Platform and the South Nicholson Basin and significant uranium deposits. The vertical dotted line marks the border