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QUESTION 13 In which two locations would you most likely find oil and water respectively? Locations
QUESTION 14 Hyperspectral imaging is mostly used in mineral and energy resource exploration to (A) (B) (C) (D) detect changes in the magnetic fields surrounding ore bodies at depth. identify gravitational anomalies associated with certain mineral assemblages. outline water courses associated with fractures and joint patterns in igneous complexes. detect changes in vegetation growing in different soil types that are affected by the underlying geochemistry.
QUESTION 19 (4 marks) Describe two geochemical techniques used in mineral exploration.
QUESTION 21 (3 marks) Use Stimulus 7 in the stimulus book to determine the depth and thickness of the coal seam/s. Justify your response using evidence from the stimulus.
ADDITIONAL RESPONSE SPACE FOR QUESTION 6 If you want this diagram to be marked rule a single diagonal line through the diagram on page 8. a[e[c[o[e[r[G[a[ila[e[e i fonjmarorfurys [ish us[25[ 7 pha 23|ar sip [sf us| ao sf Za] 22 5[o9[03|02|10]agf 1s |o7 2[15|10|02 [ufos [1012 1 ozbasrftr]o4[ 1.7 01 [o7 (0901 [os 10 |23]20| 2.1 [20] 18 |10]18 [39/23] 16 s[osf1o/13[s2[¢s)21 hz 3[o9[0s[o7|aa]s 11a anos as 2 oss [28 Ny - | o0 age N o S | ~I | oO ol O}N — S n a Qe ae ou — = Bel al oe wWwlel RID — lore) NPR Nilo; e le tn n|rolMmilwluololnvnlala =) mw af SYNyrelyyeysiyo Wl o}lw]wo}rnh] N o}O}] re — ei| plo
QUESTION 1 The cross-section of land shows the layer profile and the location of an oil and gas reserve. a 8 fe QO 16g 8 9 ii To Ore Pe tte: tO So tt ee ae - are) OO weg . 0 O°O ws 2 0 . we oo °. - . a * . . ‘os . . 7 . :- : oO 8770. 7 ope 8 go 88 8 go. O80 Oe . 7 858 50m I ED OES DE ee’ 5 g¢ Je .ths 3.6 Porous sandstone -:..¢:. fot soto eg Boe tL peek >. ete lo o.oo”. a se Sf es ae nr seg. Oo O°. seg Je O° “9 eo : OP ce: ret 2 re ou . fo o. BP Oe Ol ge Oe eel gs Op 8 i oo eh . . --. Porous sandstone oo o. ob we : o- 9.07 tote 0+ 9.07. L: toe! 4° Non-porous cap rock Oil and gas rich shale Where is the most suitable location to extract crude oil? (A) I (B) I (C) Il (D) IV
QUESTION 15 The best type of survey to identify underground petroleum is (A) seismic. (B) magnetic. (C) radioactive. (D) hyperspectral.
QUESTION 11 The contour map below shows the distribution of mineral sands. The contours represent the percentage of oxides in the sand. The ore deposit is considered viable if the concentration of oxides is at least 10%. The most viable location to mine is (A) Location A. (B) Location B. (C) Location C. (D) Location D.
QUESTION 12 Of the following which two exploration methods are the most useful to locate a mineral sand deposit? (A) seismic and magnetic surveys (B) gravitational and seismic surveys (C) magnetic and gravitational surveys (D) borehole logging and gravitational surveys
QUESTION 13 The table below shows an extract from a geochemical exploration dataset showing the concentration of gold in grams per tonne (g/t) for four drillhole samples. : . . . 0.89 4.1 1] 5.5 | 1.13 l 13 7.6 | 0.62 4.8 | 150 | 115 | 0.78 Assuming it is economically viable to mine for gold at Au > 10 g/t which drillholes are more viable using an open-cut process? (A) U28 and U33 (B) U31 and U33 (C) U31 and U34 (D) U33 and U34 nA} BR] w]n ae eo 8 9
QUESTION 25 (7 marks) a) Explain how the following mineral resources are formed. e aluminium [2 marks] e mineral sands [2 marks] b) Explain how the location of a gold deposit is usually related to its geological setting. [3 marks]
QUESTION 1 (5 marks) The figure below shows a wireline log that was used to identify potential coal seams. a) Annotate the figure to identify the top of each coal seam. Justify your annotations. [3 marks] Density (g/cm?) 1.7 2.2 2.7 3.2 b) Determine the thickness of a coal seam indicated on the previous page. Write your response in the box below and round your answer to one decimal place. Show your working. [2 marks] Thickness of coal seam =
ADDITIONAL RESPONSE SPACE FOR QUESTION 6 If you want this diagram to be marked rule a single diagonal line through the diagram on page 8. a[e[c[o[e[r[G[a[ila[e[e i fonjmarorfurys [ish us[25[ 7 pha 23|ar sip [sf us| ao sf Za] 22 5[o9[03|02|10]agf 1s |o7 2[15|10|02 [ufos [1012 1 ozbasrftr]o4[ 1.7 01 [o7 (0901 [os 10 |23]20| 2.1 [20] 18 |10]18 [39/23] 16 s[osf1o/13[s2[¢s)21 hz 3[o9[0s[o7|aa]s 11a anos as 2 oss [28 Ny - | o0 age N o S | ~I | oO ol O}N — S n a Qe ae ou — = Bel al oe wWwlel RID — lore) NPR Nilo; e le tn n|rolMmilwluololnvnlala =) mw af SYNyrelyyeysiyo Wl o}lw]wo}rnh] N o}O}] re — ei| plo
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