H0002 Version 4 100 H0003 Date_Generated 7-Feb-13 200 H0004 Reporting_period_end_date 14-Jan-13 260 H0005 State NT 50 H0100 Tenement_no/Combined_Report_No EL24522 80 H0101 Tenement_holder Rio Tinto Exploration Pty Ltd 80 H0102 Project_name Rolling Bay 100 H0106 Tenement_Operator Rio Tinto Exploration Pty Ltd 100 H0150 250K_map_sheet_number SD5302 180 H0151 100K_map_sheet_number 5673 5773 5774 100 H0200 Start_date_of_data_acquisition 3-Aug-12 H0201 End_date_of_data_acquisition 7-Aug-12 H0202 Data_Format SG1 H0203 Number_of_data_records 38 H0204 Date_of_metadata_update 7-Feb-13 H0300 File_Type EL24522_2013_S_04_augergeochem.txt H0501 Geodetic_datum GDA94 H0502 Vertical_datum AHD H0503 Projection MGA H0531 Projection_zone 53 H0532 Surveying_instrument hand held GPS H0600 Sample_code SL H0601 Sample_type soil auger H0701 Sample preparation details 1kg then totally pulverised to -75 micron H0800 Assay_code ME-XRF13n H0801 Assay_company ALS Brisbane H0802 Assay_description "Fused bead Fusion, X-ray Fluorescence Spectroscopy" H0900 Remarks despatch number EB80020400 H1000 SAMP_NO EASTING NORTHING RL Al2O3 BaO CaO Cr2O3 Fe2O3 K2O MgO MnO Na2O P2O5 SO3 SiO2 SrO TiO2 V2O5 Zn ZrO2 Total LOI 405 LOI U sample depth description. H1001 Units % % % % % % % % % % % % % % % % % % % % ppm cm H1002 Assay_code ME-XRF13n ME-XRF13n ME-XRF13n ME-XRF13n ME-XRF13n ME-XRF13n ME-XRF13n ME-XRF13n ME-XRF13n ME-XRF13n ME-XRF13n ME-XRF13n ME-XRF13n ME-XRF13n ME-XRF13n ME-XRF13n ME-XRF13n ME-XRF13n ME-GRA05 ME-GRA05 ME-MS62s H1003 LOWER DET LIMIT 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.05 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 H1005 UPPER DET LIMIT 100 10 40 10 100 6.3 40 31 5.3 23 12.5 100 1.5 30 8 1.6 1.5 110 100 100 D 10249051 408424 8669596 55 4.56 -0.01 0.05 0.04 1.74 0.02 0.02 0.01 0.02 0.01 0.01 90.1 -0.01 0.4 0.01 -0.01 0.05 100.05 1.21 2.96 0.9 100 80-90% quartz grains. No evidence of pisolite or gibsite formation. Minor mounts of clay D 10249052 408424 8669596 55 6.26 -0.01 0.02 0.05 2.08 0.02 0.03 0.01 0.01 0.01 0.01 88.4 -0.01 0.49 0.01 -0.01 0.05 99.96 0.88 2.47 1.2 200 80-90% quartz grains. No evidence of pisolite or gibsite formation. Minor mounts of clay. More moist than previous sample. D 10249053 408424 8669596 55 6.33 -0.01 0.02 0.04 2.11 0.03 0.02 0.01 0.01 0.01 0.01 88.3 -0.01 0.53 0.01 -0.01 0.06 100 0.88 2.51 1.2 300 80-90% quartz grains. No evidence of pisolite or gibsite formation. Minor mounts of clay. More moist than previous sample. D 10249054 408424 8669596 55 6.36 -0.01 0.04 0.05 2.12 0.02 0.02 0.01 0.01 0.01 0.01 88 -0.01 0.53 0.01 -0.01 0.06 99.95 1.14 2.66 1.2 300 80-90% quartz grains. No evidence of pisolite or gibsite formation. Minor mounts of clay D 10249056 408422 8668466 52 12.05 -0.01 0.03 0.04 31.3 0.04 0.07 0.01 0.02 0.06 0.02 50.3 -0.01 0.7 0.12 -0.01 0.06 99.91 2.05 5.09 2.8 250 "Quartz rich orange earth (soil) minor clay, 2.3-2.4 m ferroginised cement sandstone? Ferricrete at base of red earth, proto is quartz rich poorly sorted, has large fragments. Slightly more clay that previous auger." D 10249057 407365 8670112 56 13.05 -0.01 0.02 0.03 3.86 0.03 0.05 0.01 0.02 0.01 0.01 76.8 -0.01 0.96 0.01 -0.01 0.08 99.98 1.42 5.03 1.8 300 "Orange silty soil mostly fine grained quartz (60-70%). Some clay. Proto was fine grained sandstone, no evidence of bauxite." D 10249058 406446 8670112 60 13.95 -0.01 0.04 -0.01 4.29 0.02 0.06 0.01 0.02 0.02 0.01 74.9 -0.01 1.08 0.01 -0.01 0.08 100 1.98 5.52 2.6 300 "Bottom of the sample Damp red sandy soil, poorly sorted with some clay. No evidence of bauxite." D 10249060 406290 8666504 53 16.35 -0.01 0.02 0.04 4.42 0.04 0.05 0.01 0.01 0.02 0.01 71.2 -0.01 1.16 0.02 -0.01 0.09 100 1.55 6.54 2.1 350 Fine grained silt with common quartz (70%). No bauxite or gibsite formation. D 10249061 405474 8665910 86 16.3 -0.01 0.03 -0.01 3.84 0.03 0.07 0.01 0.03 0.02 0.01 72 -0.01 1.15 0.01 0.01 0.09 100.05 1.66 6.43 2.3 300 Fine grained silt with common quartz (70%). No bauxite or gibsite formation. D 10249062 404815 8665135 77 15.55 -0.01 0.02 0.04 3.57 0.03 0.06 0.01 0.02 0.02 0.01 73.4 -0.01 1.03 0.01 -0.01 0.07 99.99 1.86 6.12 2 200 Fine grained silt with common quartz (70%). No bauxite or gibsite formation. D 10249063 402981 8666237 63 19.05 -0.01 0.02 0.03 4.36 0.03 0.06 0.01 0.02 0.02 0.01 67.7 -0.01 1.31 0.01 -0.01 0.08 99.94 1.83 7.21 2.5 300 Orange red soil mostly qtz with some clay. No bauxite or gibsite formation. D 10249064 398450 8661443 70 15.4 -0.01 0.04 0.03 3.36 0.03 0.04 0.01 0.01 0.01 0.01 73.5 -0.01 1.12 0.01 -0.01 0.06 99.96 1.92 6.32 2.3 300 "0-3m orange silty soil, qtz rich. 3-4m kaolinised fine grained qtz sandstone. Saprolite zone. No Bauxite" D 10249065 397980 8662950 72 12.4 -0.01 0.04 0.01 3.11 0.03 0.05 0.01 0.02 0.01 0.01 78.3 -0.01 0.99 0.01 -0.01 0.08 100 1.7 4.95 2.3 300 Orange red soil mostly qtz with some clay. No bauxite or gibsite formation. D 10249066 395390 8681450 22 17.1 -0.01 0.03 0.01 13.55 0.03 0.06 -0.01 0.05 0.04 0.02 60.5 0.01 0.86 0.07 -0.01 0.06 99.98 2.56 7.58 6.2 200 Low flat area. 0-1m is fine sand then 1-2m is a mix of clay and feruginous laterite clasts. Transported? No Bauxite. D 10249067 386452 8654880 63 13.55 -0.01 0.03 0.03 33.8 0.02 0.04 -0.01 0.02 0.05 0.01 43.5 0.01 0.8 0.11 -0.01 0.07 99.98 4.48 7.94 7 180 Low flat area.lateritic nodules in a sandy soil. Sample seived at plus 1 mm. NO BAUXITE D 10249068 390468 8662420 57 17.4 -0.01 0.04 0.07 38.4 0.03 0.07 0.01 0.02 0.05 0.02 34.7 -0.01 0.84 0.16 -0.01 0.06 100.05 3.75 8.16 7.5 200 Low flat area. lateritic nodules - gravel in a sandy soil. Sample seived at plus 1 mm. NO BAUXITE D 10249069 405318 8673522 48 12.7 -0.01 -0.01 0.01 7.61 0.02 0.05 -0.01 0.01 0.02 0.01 73.7 -0.01 0.88 0.03 -0.01 0.07 100 1.52 4.91 1.9 400 "Low flat area. Orange silty soil with high clay content, No Bauxite" D 10249070 404329 8673972 46 11.7 -0.01 0.04 0.01 5.07 0.03 0.05 0.01 0.02 0.02 0.01 77.5 -0.01 0.76 0.02 -0.01 0.06 100 1.63 4.72 1.8 200 "Low flat area. Orange silty soil with high clay content, No Bauxite" D 10249071 404136 8680834 20 15.7 -0.01 0.04 0.01 5.33 0.03 0.07 0.01 0.02 0.02 0.01 71.2 -0.01 1.1 0.02 0.01 0.08 99.95 1.64 6.29 2.1 300 "Low flat area. Orange silty soil with high clay content, No Bauxite" D 10249101 406197 8667844 62 11.1 -0.01 0.04 0.01 3.66 0.03 0.04 0.01 0.01 0.02 0.01 79.6 -0.01 0.79 0.01 -0.01 0.07 100 1.47 4.61 1.7 300 "75-80% fine to medium grained sandstone with 5-10% course grained quartz. Small amounts of clay (breaks up easily in hand), Poorly sorted. No bauxite or gibsite formation." D 10249102 405359 8668438 67 18.35 -0.01 0.04 0.01 4.82 0.03 0.07 0.01 0.03 0.02 0.01 68 -0.01 1.26 0.02 -0.01 0.1 99.97 1.6 7.2 2.1 300 "Fine to medium grained sandstone. Largest grains in the matrix are ~ .33mm. Less course grains than previous sample (~2-3% in sample) that range from 0.5 to 2mm (all quartz). Better sorted than previous sample. Matrix 95%, large quartz veins 3%, the rest maybe clay? (small amount of clay, less than previous sample). No bauxite or gibsite formation." D 10249103 404553 8668990 67 18.3 -0.01 0.04 0.02 5.2 0.03 0.07 0.01 0.02 0.02 0.01 67.7 -0.01 1.22 0.02 -0.01 0.08 100 1.97 7.26 2.2 300 Fine grained silt with medium sized quartz grains ranging from 0.33-0.5mm (5-10%). ~ 1% course grained quartz. More clay than previous sample (clumps together when squeezed. No bauxite or gibsite formation. D 10249104 404553 8668990 67 21.1 -0.01 0.02 0.02 6.17 0.03 0.07 0.01 0.03 0.02 0.01 62.8 -0.01 1.36 0.02 -0.01 0.09 99.97 2.21 8.22 2 400 "Very similar to last sample. Same fine grained matrix, same medium sized quartz grains (5-10%), fewer course grained quartz. No bauxite or gibsite formation." D 10249105 403722 8669594 72 16.6 -0.01 0.02 0.01 4.54 0.03 0.06 0.01 0.02 0.01 0.01 70.8 -0.01 1.16 0.01 -0.01 0.09 99.95 1.6 6.58 2.1 300 "Fine grained silt matrix with medium grained quartz grains (10-15%), ~2% course grained quartz. More clay than previous sample, forms clumps of soil (can readily moluld the soil when squoze). No bauxite or gibsite formation." D 10249106 402909 8670174 52 16 -0.01 0.03 0.03 5.36 0.03 0.06 0.01 0.03 0.01 0.01 70.8 -0.01 1.17 0.02 -0.01 0.09 100 1.6 6.32 2.3 300 Fine grained silt matrix with 3-5% medium grained quartz grains.~1-2% courser grains of quartz are generally sligtly smaller than previous samples <1mm. Small amounts of clay present. No bauxite or gibsite formation. D 10249107 402938 8668112 59 15.65 -0.01 0.02 0.02 4.56 0.03 0.06 0.01 0.01 0.01 0.01 72.2 -0.01 1.14 0.01 -0.01 0.08 100 2.18 6.18 2.4 300 Fine to medium grained matrix with max grain size ~0.33mm. Larger medium grained quartz grains ~10%. Course grained quartz grains 1-2mm ~1-2%. Damp sample. Little or no clay. No bauxite or gibsite formation. D 10249108 402938 8668112 59 15.55 -0.01 0.02 0.02 3.75 0.03 0.05 0.01 0.01 0.01 0.01 73.3 -0.01 1.17 0.01 -0.01 0.08 100.05 1.9 6.01 2.3 400 "Fine to medium grained matrix, Very damp sample. Almost the same as previous sample. Medium grains of quartz ~10%. Course grtains 1-2mm, 1-2%. Little or no clay. No bauxite or gibsite formation." D 10249110 400636 8660770 66 10.8 -0.01 0.02 0.03 2.98 0.04 0.05 0.01 0.01 0.02 0.01 80.8 -0.01 0.72 0.01 -0.01 0.05 99.99 1.63 4.43 2.2 300 Fine to medium grained matrix max grain size <0.33mm. Larger medium grains <1mm~5%. Course grains of quartz ~0.5-2mm ~3-5%. Poorly sorted. No bauxite or gibsite formation. D 10249111 401462 8661330 90 16.25 -0.01 0.04 0.02 3.92 0.03 0.05 0.01 0.01 0.01 0.01 71.9 -0.01 1.18 0.01 -0.01 0.08 100 2.26 6.49 2 300 "Fine to medium grained quartz matrix, max size <0.33mm. Larger medium sized quartz grains ~0.2-0.4mm ~10% of soil. Fewer course grains of quartz <1%. Fairly well sorted compared to previous sample. No bauxite or gibsite formation." D 10249112 401462 8661330 90 17.4 -0.01 0.04 0.05 4.31 0.03 0.05 0.01 0.02 0.01 0.01 69.9 -0.01 1.24 0.01 -0.01 0.08 99.93 1.89 6.74 2 400 "Fine to medium grained quartz matrix, max size <0.33mm. More medium grained < 0.33mm, 15-20%, Course quartz grains <1% may indicate better sorting than previous sample. No bauxite or gibsite formation." D 10249114 396630 8664776 63 17.3 -0.01 0.04 0.08 4.56 0.02 0.03 0.01 0.01 0.02 0.01 70 -0.01 0.64 0.03 -0.01 0.05 99.97 1.96 7.16 1.6 110 "At 1.1 metre, too hard to go deeper. Maybe laterite zone? Heavily altered quartz rich medium to fine grained matrix. May have Fe cement? Contains course grains of quartz 0.5-2mm 15-20%. May contain Fe pisolite with reaction rim reaction rim clay? No bauxite or gibsite formation." D 10249115 401651 8674324 49 16.2 -0.01 0.05 0.01 5.12 0.03 0.08 -0.01 0.02 0.01 0.01 70.5 -0.01 1.16 0.02 -0.01 0.09 100 2.64 6.7 2.2 300 "Fine grained matrix. Silty sandstone soil. Majority of soil fine grained with some medium grained quartz grains max ~0.33mm at 10-15%. Course grains of quartz <1% at 0.5-2mm.. Sample very damp, may have small amounts of clay. No bauxite or gibsite formation." D 10249116 400183 8674812 47 8.8 -0.01 0.04 0.06 12.65 0.02 0.05 0.01 0.02 0.04 0.01 73.7 -0.01 0.65 0.04 -0.01 0.06 100 1.6 3.83 1.5 200 At 2m oragnge soil contains ~30% pisolites? ~5mm. The pisolites are Fe rich containing quartz. No bauxite or gibsite formation. D 10249117 400183 8674812 47 15.3 -0.01 0.02 0.12 27.9 0.02 0.04 -0.01 0.02 0.05 0.02 48.5 -0.01 0.85 0.08 -0.01 0.06 100.05 2.72 7.05 2.3 230 Same as above apart from the pisolites are larger and comprise of ~50% of the sample. Pisolites are nore nodular and range from 2mm to 20mm and again contain Fe quartz rich centre. No bauxite or gibsite formation. D 10249118 400183 8674812 47 8.8 -0.01 0.04 0.07 23.6 0.02 0.04 0.01 0.02 0.08 0.03 61.4 -0.01 0.56 0.07 -0.01 0.05 100 3.49 5.22 2.5 270 "Same as above but at 2.7 a hard layer reached. The heard layer is similar to other hard layers. The matrix is dark Fe rich (ferricrete) and is rich in fine, medium and course grained quartz. The course grains looks to be concentrated in bands with grains ran ging from 0.5 to 1.5mm. the medium grained quartz ~ 0.33mm. No bauxite or gibsite formation." D 10249119 399633 8673276 47 15.1 -0.01 0.06 0.02 4.62 0.03 0.07 -0.01 0.03 0.02 0.01 72.9 -0.01 1.08 0.02 -0.01 0.07 100.05 3.42 6.03 1.7 300 Fine grained silty matrix with medium grained quartz grains reaching 0.33m at ~5%.Course grained quartz grains ~ 0.5-2mm at ~2%. Small amounts of clay. No bauxite or gibsite formation. D 10249121 399583 8671410 67 16.05 -0.01 0.04 0.2 12.35 0.02 0.04 0.01 0.02 0.02 0.01 63 -0.01 0.97 0.05 -0.01 0.07 99.99 3.82 7.13 2.5 300 "Gravely Fe rich sandstone, gravel or pisolite? The gravel is 20-30mm long & 10-20mm width, generally oval in shape and have a yellow reaction rim. Centre is dark purple with medium and course grained quartz. No bauxite or gibsite formation." D 10249122 400836 8671016 56 14.45 -0.01 0.05 0.08 6.53 0.02 0.04 0.01 0.02 0.02 0.01 71.9 -0.01 0.93 0.03 -0.01 0.06 100 3.6 5.85 2.1 300 "soil is orange, yellow, dark purple soil. Remnance of protolith as some of the sample appaears unaltered ( yellow parts of sample). Matrix is fine grained silty with more medium and course grained quartz present ( near ferricrete layer) higher clay content that previous sample. No bauxite or gibsite formation." EOF