ROCK TYPE Metamorphic (M) Mam amphibolite Mvu metavolcanic general Mcs calc-silicate Mmi migmatite Mes endoskarn Moa orthoamphibolite Mxs exoskarn Mog orthogneiss Mfs felsic schist Mpa para-amphibolite Mgn gneiss Mpg paragneiss Mgf granofels Mph phyllite Mgr granulite Rph phyllonite Mhf hornfels Msk skarn Mms mafic schist Msc schist Mmb marble Mst slate Mmu metamorphic undifferentiated Mum ultramafic schist Msu metasediment general Veins (VN) Rvc carbonate vein Rvq quartz vein Rvu vein general Breccias (BX) Rbx breccia Rfb fault breccia Tectonic (T) Rcc cataclasite Rfz fault rock or zone undifferentiated Rgx gouge Rmy mylonite Rsz sheared zone or rock undifferentiated Rtt tectonite ROCK TYPE Igneous (P) Gad adamellite Glm lamprophyre Gal alaskite Glt latite Gan andesite Glg leucrogranite Gao anorthosite Gmu mafic rock undifferentiated Gap aplite Gmz monzonite Gcb carbonatite Gnr norite Gcp clinopyroxenite Gop orthopyroxenite Gdc dacite Gpg pegmatite Gdr diorite Gpr peridotite Gdl dolerite Gph phonolite Gdn dunite Gpp porphyry Gfu felsic rock undifferentiated Gpy pyroxenite Gft felsite Gqd quartz diorite Ggb gabbro Gqg quartz gabbro Ggt granite (sensu stricto) Gql quartz latite Ggu granitic rock undif. - granitoid Gqm quartz monzonite Ggd granodiorite Grd rhyodacite Ggp granophyre Gry rhyolite Gmg microgranite Gsp serpentinite Ghz harzburgite Gsy syenite Ghb hornblendite Gto tonalite Guu igneous rock undifferentiated Gta trachyandesite Giu intermediate rock unclassified Gtr trachyte Gkb kimberlite Gtj trondhjemite Gum ultramafic general Mineralisation ($*) Rms Massive sulphide rock " * Prefix any rock type code with ""$"" to indicate ""economic"" mineralisation is present" ROCK TYPE Sedimentary (S) Sco coal Sdu sediment undifferentiated Sdi diatomite Sbx sedimentary breccia Sph phosphorite Sedimentary - Chemical (SM) Rcp caprock Sif iron formation general Rcb carbonate rock undifferentiated Sio iron formation oxide facies Sct chert Sil iron formation silicate facies Rcy clay Sis iron formation sulphide facies Sdc dolomite Sjs "jaspilite, jasper" Sex exhalite Slm limestone Sic iron formation carbonate facies Smg magnesite rock (sedimentary) Sedimentary - Clastic (ST) Sar arenite Smd mudstone Sag argillite Sqo orthoquartzite Sak arkose Spa packstone (carbonate) Sbo boundstone (carbonate) Spe pelite Sca calcarenite Sps psammite Scl calcilutite Sqt quartzite Scr calcirudite Srd rudite Scy claystone Srs rudstone (carbonate) Scg conglomerate Ssn sandstone Scs carbonaceous shale Ssh shale Sdm diamictite Ssl siltstone Sgs grainstone (carbonate) Ssa subarkose Sgw greywacke Ssg subgreywacke Sgr grit Ssp shale - graphitic Sml marl Sti tillite Smc micrite Stb turbidite Swk wacke ROCK TYPE Soils / weathering (SU) Osa A-horizon soil Oln lignite Oal alluvium Olo loam Obt bauxite Olt laterite Osb B-horizon soil Omg magnesite rock (weathering related) Occ calcrete Omd mud Ocp caprock Oou overburden general Osc C-horizon soil Opt plinthite Ocy clay Ops podsol Ocl colluvium Obx regolithic breccia Odu duricrust general Orb rubble Oel eluvium Osn "sand, unconsolidated" Ofc ferricrete Osr saprock Ogo gossan Osp saprolite Ogv gravel Osk scree Ogy gypcrete Ost silcrete Ohp hardpan Osl "silt, unconsolidated" Ohm humus Osu soil general Ois ironstone Otr travertine Olg lag (gravel) Other (Z) Rnb not rock - backfilled stope Rns not rock - no sample return Rnc not rock - contamination Rnp not rock - stope Rnh not rock - hole Rnw not rock - wood ROCK TYPE Volcanic (V) Vag "agglomerate, volcanic" Vob obsidian Van andesite volcanic Vpp peperite Vbs basalt Vpc pyroclastic Vdc dacitic volcanic Vrd rhyodacitic volcanic Vvf felsic volcanic Vry rhyolitic volcanic Vft felsitic volcanic Vsp spilite (volcanic) Vhm high magnesium basalt Vth tholeiitic volcanic Vhc hyalociastite Vta trachyandesitic volcanic Vig ignimbrite Vtb trachybasaltic volcanic Vvi intermediate volcanic Vtc trachytic volcanic Vkt keratophyre (volcanic) Vum ultramafic volcanic Vkm komatilite Vvu volcanic undifferentiated Vlh lahar Vvc volcaniclastic Vvm mafic volcanic Vmc mafic volclaniclastic Volcanic - Tuffaceous (VT) Tan andesitic tuff Ttm mafic tuff Txl crystal lithic tuff Try rhyolitic tuff Txx crystal tuff Tta trachyandesitic tuff Txv crystal vitric tuff Ttc trachytic tuff Tdc dacitic tuff Ttu tuff general Ttf felsic tuff Tum ultramafic tuff Tti intermediate tuff Tvx vitric crystal tuff Tlx lithic crystal tuff Tvl vitric lithic tuff Tll lithic tuff Tvv vitric tuff Tlv lithic vitric tuff MINERALS ac actinolite ca calcite fe fe oxides (undiff) ad adularia cn carbonaceous fx feldspar (undiff) aa agate cb carbonate fm ferromag. minerals (undiff) ab albite ci carnotite fl fluorite aw allanite ct cassiterite fu fuchsite af allophane cg cerargyrite ai almandine ce cerussite gh gahnite al alunite cj chabazite ga galena am amphibole ck chalcedony gn garnet ax anatase cc chalcocite gi garnierite an andalusite cp chalcopyrite gl glauconite ae andradite cs cherty silica go goethite ag anglesite cl chlorite gp graphite ah anhydrite cd chloritoid gs grossularite ak ankerite cm chromite gt grunerite ay anthophyllite cq chrysoprase gy gypsum at antigorite ch chyrsocolla ap apatite cy clay hm heavy minerals (undiff) ar aragonite cx clinopyroxene hd hedenbergite as arsenophyrite cz clinozoisite he hematite ao asbestos cf coffnite hb hornblende au auridium cu copper (native) az azurite co cordierite im ilmenite cv covellite ba barite cr cuprite ja jarosite bi biotite bs bismuthnite di diopside ka kaolin bn bornite do dolomite kf K-feldspar dr dravite ky kyanite en enargite ep epidote er erythrite MINERALS le lepidolite pn pentlandite ss smithsonite lx leucoxene pp phlogopite sp sphalerite li limonite ph phosphate (undiff) sf sphene lc limonite after carbonate pi pitchblende st staurolite lp limonite after pyrite pl plagioclase sb stibnite ls limonite after sulphide pt platinum sx sulphates (undiff) lz lizardite pr prehnite su sulphides (undiff) ps psilomelane mh maghemite py pyrite tc talc mg magnesite pz pyrolusite tn tennantite mt magnetite pm pyromorphite tt tetrahedrite mk malachite pf pyrophyllite tz topaz mn manganese oxides (undiff) px pyroxene tb torbanite mr marcasite po pyrrhotite tm tourmaline mi mica (undiff) tr tremolite mc microline qz quartz ml mineral (undiff) qc quartz-carbonate mixture ur uraninite mo molybdenite ux uranium minerals (undiff) mz monazite rc rhodochrosite mu muscovite rd rhodonite vc vein carbonate rb riebeckite vq vein quartz ne neotocite ru rutile vs vesurvianite nf nepheline vl violarite nt nontronite sa sanidine sc scapolite wl willemite ol olivine sh scheeilte wf wolframite op opaline silica so scorodite wo wollastonite oc orthoclase sr sericite ox orthopyroxene se serpentine ze zeolite sd siderite zo zoisite si silica sl silliminite sm "smectite, montomorillonite" QUALIFIERS QUALIFIERS QUALIFIERS QUALIFIERS Mineralisation Styles Composition (cont.) Texture (cont) Regolith blb blebby rep replacement dlm dolmitic srp serptentinitic bdv bedded, varved gls glassy ars arenose (weathering profile mot mottled or as mottles bou boudin smv semi-massive dun dunitic shy shaley bdw bedded, wavy gns gneissic blc bleached oxd oxidised bxc breccia - clast asi silicification fsp feldspathic sly silty bdx bedded, cross grb granoblastic bxw boxworked (as in feox-after-pal pallid bxk breccia - crackle skn skarn fel felsic sty slatey blb blebs het heterogeneous ccr calcreted ped pedogenic bxm breccia - matrix stf strataform fst felsitic spl spilitic blk blocky hfl hornfelsic cap cap or capping pis pisolitic, pisolites, clt clots sth structurally hosted fer ferruginous syt syenitic bot botryoidal or as botryoidhom homogeneous fcr ferricreted pmc plasmic cll colliform vsl vein - selvage gab gabbroic thl tholeiitic xtl crystalline rel relict frs fresh res residual cst crustiform vsk vein - stockwork grn granitic ton tonalitic hrd hard, hardened rip rippled, ripples gly gley sap saprolitic dis disseminated vnw veining - network grd granodioritic ubc ultrabasic imb imbricated rod rodded, columnar gos gossanous sit silcreted fof foliation/fabric fillingsvlt veinlets grp granophyric umf ultramafic inq inequigranular rdd rounded hpn hardpanized, hardpanned spg supergene frf fracture fillings vns veins gph graphitic vit vitnc ing intergranular skl skeletal ind indurated sfl surficial gos gossan vuf vug fill hmg high magnesium (basalt) vcl volcanolithic ist interstitial stg sorting good lat lateritic whl weathered, highly mas massive vus vuggy silica int intermediate irr irregular (not bedding,sestm sorting moderate lch leached wmd weathered, moderately pse pseudomorphic knt knotted stp sorting poor lsg liesegang wsl weathered, slightly Texture lap lapilli textured, lapillisph spherulitic, spherules lir lithorelics wtd weathered, weathering Composition acc acicular brn branchings, anastomosing len lenticular or as lenticlesfx spinifex textured lom loamy acd acid kom komatiitic adc adcumulate textured cch conchoidal mas massive (not bedding, seestl stylotitic alk alkaline general ool oolitic, oolites, oolithsagg agglomeratic cls clastic or as clasts mtx matrix (in or of) sba subangular Oxidation amb amphibolitic lab labile alt alternating cnv convoluted (not bedding -mxs matrix supported sbh subhedral blc bleached oxd oxidised and andesitic leu leucocratic amd amygdaloidal or as amygducon concretionary, concretionmct mesocumlate textured sbo subordinate frs fresh wox oxidised - weakly apl aplitic lim limey as in limestone ams amorphous cry cryptocrystalline mig migmatitic sbr subrounded mot mottled mox oxidised - moderately arn arenaceous lth lithic ang angular csp clast supported mlk milky sug sugary tox transitional sox oxidised - strongly arg argillaceous maf mafic anh anhedral ctg coatings nod nodular or as nodules thk thick, large rox reduzate ark arkosic mag magnetic aph aphanitic dis disseminated/disseminatioocl ocellar, ocelli thn thin, small ash ash bearing mgw magnetic - weakly apy aphyric dir doleritic oct orthocumalate textured trc trachytic Structure bst basaltic mel melanocratic bdb bedded, banded ear earthy plt peletoidal trn transitional aug augen textured or as augen iso isoclinal bas basic mon monomictic bdc bedded, convoluted eqg equigranular ptc perthitic ufx uniform textured bou boudinaged jnt jointed, jointing bic bioclastic mnz monzonitic bdg bedded, graded euh euhedral pil pillowed vgd variegated bxx brecciated lin lineated or forming li cmt cemented, cement mud muddy bdi interbedded fgm fragmental or as fragmentprs porous var variolitic cta cataclastic mas massive cty cherty olg oligomictic bdk bedded, thick fb fibrous poi poikiloblastic vrm vermiform clv cleaved, cleavage myl mylonitic cly clayey peg pegmatic bdl bedded, laminar fis fissile por porphyritic ves vesicular or in vesicles ctt contorted phy phyllitic cln clean (washed) pel pelitic bdm bedded, medium flb flow banded ppb porphyroblastic vug vuggy cbx crackle brecciated ptg ptygmatic cgt conglomeratic plm polymictic bdn bedded, thin flg flaggy prd predominant or main wld welded crn crenulated sch schistose, schistosity dct dacitic pot potassic bdr bedded, irregular flt flattened rad radiating xen xenolith or xenolithic fau faulted, fault scl schlieren textured, sc drt diontic rhy rhyolitic bds bedded, massive fri friable, loose rex recrystallised fld folded, folds shd sheared dty dirty ryd ryhodacitic bdt bedded, turbiditic fst felsitic fol foliated, foliation sls slickensided dir doleritic sny sandy bdu bedded/bedding general glp glomero-porphyritic frc fracture, in fractures tec tectonic QUALIFIERS QUALIFIERS QUALIFIERS QUALIFIERS Veining Genetic Alteration Geotech - Structure Type cnt geological contact unf unfoliated aeo aeolian igb ignimbritic aaa advanced argillic alm limonite alteration A1 Natural cleavage foliatioF1 vcb carbonate veined vst stringers agg agglomeratic ins in situ aau alteration unspecific ahp hypogene vhe hematile vein vnu vein - undifferentiated agc authigenic inf intraformational aag argillic alteration amc metasomatic vpy pyrite vein vlc vein on lithologic contacall allochthonous itv intrusive abi biotite alteration apv pervasive A2 Cleavage foliation partinF2 vmr massive vein, reef vsv vein subvertical alv alluvial mml low grade metamorphism abl bleached, bleaching apc phyllic vqc quartz carbonate veined vlt veinlet mma amphibolite facies mmm medium grade metamorphismacb carbonate alteration apt potassic vqz quartz veined aqu aqueous mmc metamorphic, metamorphoseaci chlorite alteration app propylitic A3 Cleavage foliation partinF3 vsk stockworked or as stockworks aug authigenic sil occuring as a sill acy clay alteration asr sericite alteration aut autochthonous dyk occurring as a dyke agz greisenized ase serpentinised A4 Cleavage foliation, intaJ1 Structures and Structural Texttures clp collapse (as in collapse flw occurring as a flow agp alteration graphitic asi silica alteration mnl mineral layering shz shear zone col colluvial ocp outcrop ahd hydrothermal asp spilitic B1 Natural bedding plane fraJ2 gst glacial striations lcr crenulation lineation dep depositional pmy primary ahe hematite alteration atm tourmaline alteration pcd paleocurrent direction lfp fold plunge lineation dig diagenetic pyc pyroclastic Colour - Hue B2 Bedding plane fracture, J3 gnb gnesic banding lil intersection lineation elv eluvial rew reworked N black (noir) O orange slc slaty cleavage lme mineral elongation lineatepc epiclastic sec secondary U blue I pink B3 Bedding plane fracture, J4 spc spaced cleavage lmf mineral fibre lineation epg epigenetic sed sedimentary B brown P purple fbx fault breccia lpl parting lineation ept epithermal smc stromatolitic G green R red B4 Bedding plane fracture, NN shn shear - narrow (<2cm) lsf shape fabric lineation ext extrusive syg syngenetic A gray W white shb shear bands lsl slickenside lineation flo float tpd transported L olive Y yellow C1 Natural geological contacS1 frc fracture flv fluviatile tuf tuffaceous C cream glc glacigenic tur turbiditic Colour - Shade mmn granulite facies vol volcanic cs1 very pale cs6 dusky C2 Geological contact, unceU1 Grain Size mmg greenschist facies vcc volcaniclastic cs2 pale cs7 very dusky gzv very fine grained (<0.1mmgzg granule, gritty (2.0-4.0mmmh high grade metamorphism cs3 light cs8 dark C3 Geological contact, initV1 gzf fine grained (0.1-.25mm) gzp pebbly (4-16mm) cs4 medium light cs9 very dark gzm medium grained (.25-0.5mmgzo cobbly (16-256mm) cs5 moderate C4 Geological contact (C1 toV2 gzc coarse grained (0.5-1.0mmgzb bouldery (>256mm) gzy very coarse grained (1.0-2.0mm) Abundance / Quality X1 0 absent low low quality 1 trace, rare mod moderate quality 2 weak, minor high high quality 3 moderate, common 4 strong, abundant hlieren 5 intense, very abundant QUALIFIERS Geotech - Strength Geological fault with sliEH Extremely high VH Very high H High Zone of multiple core breM Medium L Low VL Very low Zone of multiple natural EL Extremely low Natural geological joint,Geotech - Termination B Termination on bedding Geological joint, uncertC Termination at rock type contact D Termination at intrusive dyke contact Geological joint, brokenF Termination on fault J Termination on joint Geological fracture (J1 tN No termination (outside field of view) R Termination in rock Rock surface not observabU Termination at unconformity V Termination on vein Shear zone (zone of closely spaced shear fractures not classed as F1) Sand Factor 10 shale Unoriented section of cor20 mud 30 clay Vein cemented with infill40 silt 50 fine sand Vein, not continuous acr60 medium sand 70 coarse sand Single, drilling induced80 gravel 90 pebble conglomerate 100 cobble/boulder conglomerate