Regional geology 2000 townsville hinterland spatial data format. Coal beds and tuff horizons were used as stratigraphic markers, supported by chemostratigraphy and age dating. The permotriassic bowen basin of southern and central. Surface mining of coal can involve extensive footwall slopes parallel to shallow to moderately dipping coal measures strata. Defining zagros structural domains in the kurdistan region of northern iraq presented to the cspg structural geology division, calgary, february 4, 2011 x3 vertical exaggeration. Hua zhang, ninghua chen, bowen gao, yaochen xu, jianyu chen. Footwall failure mechanisms typically invoke beddingparallel defects but also require either the existence of flatter structures, which crosscut bedding, or require breakout through the rock mass to allow failure surfaces to emerge. The basin had 48 operational coal mines in august 2011. The data provide an interpretation of the extent of the rock units and the. A the geology and ore deposits of this region are described in the paper by sahlstram et al. In sw amazon craton, along the boundary between the ventuaritapajos 1. Influence of basement structures on in situ stresses over the. Results corroborate the general subdivisions of these different coal measures relative to.
This study provides a new regional interpretation of the three dimensional geometry of the fault systems on the eastern flanks of the southern bowen basin and the surat basin. Sep 17, 20 introduction structural geology is the study of factors such as origin, occurrence, classification, type and effects of various secondary structures like folds, faults, joints, rock cleavage and are different from those primary structures such as bedding and vesicular structure, which develop in rocks at the time of their formation. Dec 21, 2016 the bowen basin is a part of a larger sedimentary basin system bowen, gunnedah and sydney basins. Coordinatorgenerals evaluation report for an environmental. Structural and geomechanical analysis of naturally fractured. Geostatistical drillhole spacing analysis for coal. Sediments of the bowen basins groundwater background paper. Influence of coalmine geology on seismic data quality peters and hearn aseg 15th geophysical conference and exhibition, august 2001, brisbane.
Bulletin of canadian petroleum geology, 54, 261272. The basin contains much of the known permian coal resources in queensland including virtually all of the known mineable prime coking coal. Geological structural controls on stability of footwall. Maximum sediment thickness in bowen basin reaches about 10,000 m, concentrated in two north trending depocentres, the taroom trough to the east and the denison trough to the west fig. Although source and reservoir rocks and structure appear suitable for accumulation. Structural basins are geological depressions, and are the inverse of domes. Stratigraphy and sedimentology of the permian succession in the. The bowen basin is a part of a larger sedimentary basin system bowen, gunnedah and sydney basins. Geostatistical drillhole spacing analysis for coal resource. The bowen basin contains the largest coal reserves in australia. Triassic volcanics and sediments whose depositional history is also complex and in many places has controlled the subsequent structural development. Permian and mesozoic tectonic and structural events in the. It was named for the bowen river, itself named after queenslands first governor, sir george bowen.
Oil and gas fields of williston basin and adjacent areas 16 4. Sequence stratigraphic interpretation of bowen and surat basin successions, taroom region, queensland the taroom area of the bowen and surat basins fig. Some elongated structural basins are also known as synclines. Deformation is the change in shape, position andor volume of an object in response to applied forces. This central queensland area is between latitudes 250 and 260 sand longitudes 1490 and 1500 30e, within the mundubbera and taroom sheet areas. Generalized geologic map of williston basin and adjacent areas 11 3. You may need to install acrobat reader to obtain the pdf documents. Maximum sediment thickness in bowen basin reaches about 10,000 m, concentrated in two north trending depocentres, the taroom trough to the east and the. Bowen basin aimed at thorough characterisation of natural fracture development and insitu. The bowen basin covers an area of over 60,000 square kilometres in central queensland running from collinsville to theodore. The influence of coalmine geology on seismic data quality in. In this study, the interpretation of deep borehole data table 2 and seismic lines. Plunging fold axis layers will be curved in map view vi.
Lecture notes structural geology earth, atmospheric. The coals within these basins are of significant interest for coal seam gas exploration and production, particularly within the walloon fairway figure 1. Figures 1a and 1b that developed in the permian and triassic along the margin of eastern australia. Bureau of mineral resources, australia, bulletin 166. More than 6,000 boreholes were compiled to develop a consistent regional scale stratigraphic framework for the permian rangal, baralaba and bandana coal measures cms within the bowen basin. In mid 2011, evidence of a continuing mining boom was provided by state government figures which showed more than 50 mining projects are under consideration in the bowen basin. Structural analysis indicates that the northeastern margin was. Introduction to structural geology school of earth and.
A aerial photograph a and geologic map b of the v2 and a39 open pits at mt carlton, bowen basin, ne australia as of september 2016. The sydney basin forms part of the composite permiantriassic age sydneygunnedah bowen basin sgbb system, which extends for approximately 1700 km from southern nsw to central queensland, as illustrated in figure 28. The international journal of coal geology deals with fundamental and applied aspects of the geology and petrology of coal, oilgas source rocks and shale gas resources. The methods of structural geology are nearly as diverse as those of the geologic sciences as a whole. Anyone with an interest in bowen basin geology in particular, and coal geology in general is welcome and membership is free. The bowen basin geologists group bbgg is a not for profit organisation run by volunteers from across industry, research and consulting. We present regional in situ stress analyses based on publicly available log and pressure data from coal seam gas developments in the permian bowen basin, australia. Prepermian basement and lithological controls on the. The influence of coalmine geology on seismic data quality. Regional geology 1970 burdekin river spatial data format. Structural geology, scientific discipline that is concerned with rock deformation on both a large and a small scale. Synthetic seismogram analysis from northern central bowen basin locations s, t. Lecture notes structural geology earth, atmospheric, and.
Defining zagros structural domains in the kurdistan region. This major coalproducing region contains one of the worlds largest deposits of bituminous coal. Horizontal fold axis layers will be straight in map view b. Introduction structural geology is the study of factors such as origin, occurrence, classification, type and effects of various secondary structures like folds, faults, joints, rock cleavage and are different from those primary structures such as bedding and vesicular structure, which develop in rocks at the time of their formation. The journal aims to advance the exploration, exploitation and utilization of these resources, and to stimulate environmental awareness as well as advancement of engineering for effective resource management.
In mid 2011, evidence of a continuing mining boom was provided by state government figures which showed more than. Influence of basement structures on in situ stresses over. Bowen and surat basins, clarencemoreton basin, sydney basin, gunnedah basin and other minor onshore basins, qld, nsw and nt, canberra, bureau of resource sciences, australian petroleum accumulations. A structural basin is a largescale structural formation of rock strata formed by tectonic warping of previously flatlying strata. Coordinator generals evaluation report for an environmental impact statement bowen basin coal growth project.
The plays of the bowen and surat basins consist of conventional structural. Regional geology 1985 bowen basin spatial data format. A new interpretation and model of the mooniegoondiwindi. Defining zagros structural domains in the kurdistan region of. Part or all of this report is presented in portable document format pdf. Daunia mine october 2009 under part 4 of the state. Welch4 1radioactive waste management ltd, building 587, curie avenue, harwell, oxfordshire ox11 0rh, uk 2university of aberdeen, school of geosciences, kings college, aberdeen ab24 3ue, uk 3deep exploration technologies cooperative research centre, po box 66, export park. The colours will fade on exposure to strong light australia 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 5 140 145 150 155 160 165 170 175 180. Queensland geological framework department of natural. Faults fracture a discontinuity or break in rock fault a discontinuity in which one block has slipped past another mode ii or iii joint a discontinuity in with no slip parallel to fractures some opening mode i 1. The foreland, early permian to middle triassic bowen basin of eastern queensland occupies about 160 000km 2, the southern half of which is covered by the surat basin. Queensland murraydarling basin deep sediments of the. The bbgg also host the bowen basin symposium once every five years.
Introduction to structural geology structural geology is the study of how rocks deform and the processes of deformation. The bowen basin is a structurally complex area occupied by a thick sequence of permian. The geology of queensland is divided into three main structural divisions. Manual interpretations may require a complete restart to make minor changes and are less. Queensland, australia continues to be prospective for petroleum resources, in addition to hosting vast. A new interpretation and model of the mooniegoondiwindi and.
Hamimi, zakaria matsah, mohamed elshafei, mohamed elfakharani, abdelhamid shujoon, abdulrahman and algabali, majid 2012. Terry engelder department of geosciences 336 deike building the pennsylvania state university university park, pennsylvania 16802 phone. Its scope of study is vast, ranging from submicroscopic lattice defects in crystals to fault structures and fold systems of the earths crust. Coal seam gas is also found along a broad fairway in the walloon coal measures of the surat basin. It occupies an area of approximately 160,000 km 2, the southern half of which is covered by the surat basin. The ornamental snake is a small reptile native to the bowen basin region. It has a maximum sediment thickness of about 10 000 metres concentrated in two northtrending depocentres, the taroom trough to the east and the denison trough to the west. The gunnedah basin is a structural trough in northeastern new south wales, forming the middle part ofthe larger sydney bowen stmctural basin, which extends for 1700 km along the eastem margin of australia from central queensland in the north to the edge of the continental shelf in southeastern new south wales figure 1.
Most of the basins open cut and underground coal mines are located in the north. Structural geology of the wind river basin, wyoming. Geology geological formations of the bowen basin are mainly comprised of alternating layers of sandstones, shale, tuff, siltstones and mudstones from the permian to triassic sediments formed 252 to 541. Once you have downloaded the file you can view a file on your. The sydneygunnedah part of the basin also referred to as the sydneygunnedah basin is up to approximately 600 km long and approximately 200 km wide and. Geometry of the bowen basin the present geometry of the bowen basin is northsouth elongate in the southern half, becoming more nnwtrending in the north. Structural geology of the wind river basin, wyoming professional paper 495 d by.
The drummond basin commenced as a backarc extensional basin, progressed through a thermal sag phase and ceased development during mild compression associated with a farfield expression of the kanimblan orogeny. Structural basins may also be sedimentary basins, which are aggregations of sediment that filled up a depression or accumulated. Numerical modelling 4 methods in structural geology. In the maranoabalonnecondamine subregion, the surat basin, which is part of the gab, overlies the southern bowen basin, and also extends beyond the margins of these older. The bowen basin is part of a connected group of permotriassic basins in eastern australia that includes the sydney and gunnedah basins. The bbgg meet quarterly at different mine sites and hold a 1day meeting that consists of topical presentations followed by a mine site tour. Penn states structural geology class notes instructor. Find materials for this course in the pages linked along the left.
Smallscale structural features may be studied using the same general techniques that are employed in petrology, in which sections of rock mounted on glass slides are ground very thin and are. Together with earlier data from the eastern part of the jurassic surat basin, our results show a broad, but systematic, rotation of s hmax azimuths in this part of eastern australia as well as systematic changes in stress state. The bowen basin spans roughly 200,000 km 2 of eastern australia, covering a large area of eastern queensland and part of northern nsw cadman et al. In situ stress distribution and mechanical stratigraphy in. It is closely related to the concept of strain the permanent change in shape in 1d, 2d or.
For best results viewing and printing pdf documents, it. Index map showing location of williston basin and major structural features 10 2. Themeetingwasconvened to explore the common ground linking geomechanics with inter alia economic and petroleum geology, structural geology, petrophysics, seismology, geotechnics, reservoir engineering, and production technology. Daunia mine october 2009 under part 4 of the state development and public. Queensland geology series datasets open data portal. Insights for growth model of antitaxial fibrous veins. The structure, sedimentology, sequence stratigraphy and. There was a combined population of 41,973 people in the area in 2001. The bowen basin and surat basin are two economically significant basins located in southeast queensland figure 1. A post amalgamation marine basin in the arabian shield. The permiantriassic bowen basin and the jurassiccretaceous surat basin evolved in a backarc tectonic setting behind an active convergent plate margin in eastern gondwana.
Structural patterns show initial rift architecture, with compartments separated by newly defined transfer fault zones. Together with earlier data from the eastern part of the jurassic surat basin, our results show a broad, but systematic, rotation of s hmax azimuths in this part of eastern australia as well as systematic changes in stress state wi. Viability of coal seam gas production is partially dependent on the intersection of production wellbores. The polygons in this dataset are a digital representation of the distribution. Sequence stratigraphic interpretation of bowen and surat. Thickened seals hinge lines decoupled between surface and reservoir level anticlines tough seismic acquisition and imaging often karstified reservoir carbonates at surface.