[{"data":1,"prerenderedAt":791},["ShallowReactive",2],{"ticker-data":3,"story-article/greenbushes-downgrades-production-guidance-as-ore-grade-decline-accelerates":540},[4,52,82,112,148,186,228,259,296,328,371,412,450,481,510],{"publishedDate":5,"updateFrequency":6,"updateFrequencyText":7,"label":8,"today":9,"last":10,"percentageChange":11,"yearToDate":12,"yearOnYear":13,"oneYearIndexTrend":14,"url":48,"subscription":49,"isProtected":50,"hasAccess":51},"2026-05-27","2wk","Updated every 2 weeks","Lithium",411.01,408.51,0.61,75.85,175.57,[15,16,18,21,24,27,30,33,36,39,42,45],{"date":5,"value":9},{"date":17,"value":10},"2026-05-13",{"date":19,"value":20},"2026-04-29",372.51,{"date":22,"value":23},"2026-04-15",354.35,{"date":25,"value":26},"2026-04-01",346.55,{"date":28,"value":29},"2026-03-18",351.32,{"date":31,"value":32},"2026-03-04",346.6,{"date":34,"value":35},"2026-02-18",324,{"date":37,"value":38},"2026-02-04",337.67,{"date":40,"value":41},"2026-01-21",298.32,{"date":43,"value":44},"2026-01-07",233.73,{"date":46,"value":47},"2025-12-24",203.79,"/lithium/prices",null,false,true,{"publishedDate":5,"updateFrequency":6,"updateFrequencyText":7,"label":53,"today":54,"last":55,"percentageChange":56,"yearToDate":57,"yearOnYear":58,"oneYearIndexTrend":59,"url":48,"subscription":49,"isProtected":50,"hasAccess":51},"Lithium Carbonate",449.85,451.12,-0.28,77.12,181.56,[60,61,62,64,66,68,70,72,74,76,78,80],{"date":5,"value":54},{"date":17,"value":55},{"date":19,"value":63},404.38,{"date":22,"value":65},381.25,{"date":25,"value":67},371.52,{"date":28,"value":69},373.01,{"date":31,"value":71},366.63,{"date":34,"value":73},349.17,{"date":37,"value":75},356.81,{"date":40,"value":77},316.73,{"date":43,"value":79},253.98,{"date":46,"value":81},220.12,{"publishedDate":5,"updateFrequency":6,"updateFrequencyText":7,"label":83,"today":84,"last":85,"percentageChange":86,"yearToDate":87,"yearOnYear":88,"oneYearIndexTrend":89,"url":48,"subscription":49,"isProtected":50,"hasAccess":51},"Lithium Hydroxide",358.35,350.28,2.3,76.32,168.94,[90,91,92,94,96,98,100,102,104,106,108,110],{"date":5,"value":84},{"date":17,"value":85},{"date":19,"value":93},328.09,{"date":22,"value":95},316.95,{"date":25,"value":97},311.86,{"date":28,"value":99},321.41,{"date":31,"value":101},319.14,{"date":34,"value":103},295.42,{"date":37,"value":105},310,{"date":40,"value":107},270.4,{"date":43,"value":109},203.24,{"date":46,"value":111},177.17,{"publishedDate":19,"updateFrequency":113,"updateFrequencyText":114,"label":115,"today":116,"last":117,"percentageChange":118,"yearToDate":119,"yearOnYear":120,"oneYearIndexTrend":121,"url":147,"subscription":49,"isProtected":50,"hasAccess":51},"1wk","Updated every week","Cobalt",244.61,252.61,-3.17,3.99,97.72,[122,123,124,127,129,132,133,136,138,141,143,146],{"date":19,"value":116},{"date":25,"value":117},{"date":125,"value":126},"2026-03-25",252.45,{"date":28,"value":128},252.84,{"date":130,"value":131},"2026-03-11",253.48,{"date":31,"value":126},{"date":134,"value":135},"2026-02-25",256.64,{"date":34,"value":137},255.58,{"date":139,"value":140},"2026-02-11",253.31,{"date":37,"value":142},252.26,{"date":144,"value":145},"2026-01-28",241.15,{"date":40,"value":145},"/cobalt/prices",{"publishedDate":149,"updateFrequency":6,"updateFrequencyText":7,"label":150,"today":151,"last":152,"percentageChange":153,"yearToDate":154,"yearOnYear":155,"oneYearIndexTrend":156,"url":185,"subscription":49,"isProtected":50,"hasAccess":51},"2026-05-20","Nickel",135.83,133.05,2.09,12.5,30.68,[157,158,160,163,166,168,170,172,174,176,179,182],{"date":149,"value":151},{"date":159,"value":152},"2026-05-06",{"date":161,"value":162},"2026-04-22",125.43,{"date":164,"value":165},"2026-04-08",124.51,{"date":125,"value":167},123.94,{"date":130,"value":169},123.51,{"date":134,"value":171},122.7,{"date":139,"value":173},123.79,{"date":144,"value":175},128.07,{"date":177,"value":178},"2026-01-14",120.74,{"date":180,"value":181},"2025-12-31",104.29,{"date":183,"value":184},"2025-12-17",103.44,"/nickel/prices",{"publishedDate":187,"updateFrequency":188,"updateFrequencyText":188,"label":189,"today":190,"last":191,"percentageChange":192,"yearToDate":193,"yearOnYear":194,"oneYearIndexTrend":195,"url":227,"subscription":49,"isProtected":50,"hasAccess":51},"2026-04-30","monthly","Natural Graphite",82.93,82.39,0.66,1.66,-0.87,[196,197,199,202,205,207,210,212,215,218,221,224],{"date":187,"value":190},{"date":198,"value":191},"2026-03-31",{"date":200,"value":201},"2026-02-27",81.92,{"date":203,"value":204},"2026-01-30",81.69,{"date":180,"value":206},81.58,{"date":208,"value":209},"2025-11-28",81.35,{"date":211,"value":209},"2025-10-31",{"date":213,"value":214},"2025-09-30",81.74,{"date":216,"value":217},"2025-08-29",81.56,{"date":219,"value":220},"2025-07-31",82.47,{"date":222,"value":223},"2025-06-30",83.13,{"date":225,"value":226},"2025-05-30",83.77,"/natural-graphite/prices",{"publishedDate":187,"updateFrequency":188,"updateFrequencyText":188,"label":229,"today":230,"last":231,"percentageChange":232,"yearToDate":233,"yearOnYear":234,"oneYearIndexTrend":235,"url":258,"subscription":49,"isProtected":50,"hasAccess":51},"Anode Coke",84.01,79.79,5.29,12.86,12.75,[236,237,238,240,242,244,246,248,250,252,254,256],{"date":187,"value":230},{"date":198,"value":231},{"date":200,"value":239},75.72,{"date":203,"value":241},74.61,{"date":180,"value":243},74.44,{"date":208,"value":245},76,{"date":211,"value":247},72.75,{"date":213,"value":249},71.92,{"date":216,"value":251},71.46,{"date":219,"value":253},70.35,{"date":222,"value":255},67.35,{"date":225,"value":257},65.78,"/synthetic-graphite/prices",{"publishedDate":260,"updateFrequency":188,"updateFrequencyText":188,"label":261,"today":262,"last":263,"percentageChange":264,"yearToDate":265,"yearOnYear":265,"oneYearIndexTrend":266,"url":295,"subscription":49,"isProtected":50,"hasAccess":51},"2025-11-17","Anode",77.79,77.96,-0.22,-1.93,[267,268,270,272,274,277,280,282,284,287,290,292],{"date":260,"value":262},{"date":269,"value":263},"2025-10-15",{"date":271,"value":263},"2025-09-15",{"date":273,"value":263},"2025-08-15",{"date":275,"value":276},"2025-07-15",77.93,{"date":278,"value":279},"2025-06-16",78.88,{"date":281,"value":279},"2025-05-15",{"date":283,"value":279},"2025-04-15",{"date":285,"value":286},"2025-03-17",79.89,{"date":288,"value":289},"2025-02-17",78.97,{"date":291,"value":289},"2025-01-15",{"date":293,"value":294},"2024-12-16",79.32,"/anode/prices",{"publishedDate":297,"updateFrequency":188,"updateFrequencyText":188,"label":298,"today":299,"last":300,"percentageChange":301,"yearToDate":301,"yearOnYear":302,"oneYearIndexTrend":303,"url":327,"subscription":49,"isProtected":50,"hasAccess":51},"2026-01-15","Cathode",72.79,64.08,13.59,43.38,[304,305,307,309,311,313,315,317,318,320,322,325],{"date":297,"value":299},{"date":306,"value":300},"2025-12-15",{"date":260,"value":308},62.01,{"date":269,"value":310},53.51,{"date":271,"value":312},49.5,{"date":273,"value":314},47.28,{"date":275,"value":316},46.05,{"date":278,"value":316},{"date":281,"value":319},48.08,{"date":283,"value":321},48.92,{"date":323,"value":324},"2025-03-18",52.79,{"date":288,"value":326},50.86,"/cathode/prices",{"publishedDate":329,"updateFrequency":188,"updateFrequencyText":188,"label":330,"today":331,"last":332,"percentageChange":333,"yearToDate":334,"yearOnYear":335,"oneYearIndexTrend":336,"url":370,"subscription":49,"isProtected":50,"hasAccess":51},"2025-03-31","Lithium ion Batteries",74.53,71.3,4.53,-1.6,-20.88,[337,338,340,343,346,349,352,355,358,361,364,367],{"date":329,"value":331},{"date":339,"value":332},"2025-02-28",{"date":341,"value":342},"2025-01-31",71.45,{"date":344,"value":345},"2024-12-31",75.74,{"date":347,"value":348},"2024-11-29",76.98,{"date":350,"value":351},"2024-10-31",77.34,{"date":353,"value":354},"2024-09-30",77.43,{"date":356,"value":357},"2024-08-30",80.56,{"date":359,"value":360},"2024-07-31",82.99,{"date":362,"value":363},"2024-06-28",87.2,{"date":365,"value":366},"2024-05-31",90.7,{"date":368,"value":369},"2024-04-30",93.2,"/battery-gigafactory/prices",{"publishedDate":372,"updateFrequency":6,"updateFrequencyText":7,"label":373,"today":374,"last":375,"percentageChange":376,"yearToDate":377,"yearOnYear":378,"oneYearIndexTrend":379,"url":411,"subscription":49,"isProtected":50,"hasAccess":51},"2026-05-21","Black Mass",54.15,51.47,5.21,25.5,92.33,[380,381,383,386,389,392,395,398,401,404,406,408],{"date":372,"value":374},{"date":382,"value":375},"2026-05-07",{"date":384,"value":385},"2026-04-23",48.63,{"date":387,"value":388},"2026-04-09",48.6,{"date":390,"value":391},"2026-03-26",47.29,{"date":393,"value":394},"2026-03-12",46.18,{"date":396,"value":397},"2026-02-26",45.8,{"date":399,"value":400},"2026-02-12",47.34,{"date":402,"value":403},"2026-01-29",49.57,{"date":297,"value":405},43.15,{"date":180,"value":407},47.05,{"date":409,"value":410},"2025-12-18",41.51,"/recycling/black-mass-prices",{"publishedDate":413,"updateFrequency":188,"updateFrequencyText":188,"label":414,"today":415,"last":416,"percentageChange":417,"yearToDate":418,"yearOnYear":419,"oneYearIndexTrend":420,"url":449,"subscription":49,"isProtected":50,"hasAccess":51},"2026-03-19","Rare Earths",172.27,182.38,-5.54,20.73,54.49,[421,422,424,427,430,432,435,437,440,443,445,447],{"date":413,"value":415},{"date":423,"value":416},"2026-03-05",{"date":425,"value":426},"2026-02-19",179.86,{"date":428,"value":429},"2026-02-05",155.4,{"date":431,"value":429},"2026-01-22",{"date":433,"value":434},"2026-01-08",145.37,{"date":46,"value":436},142.69,{"date":438,"value":439},"2025-12-11",141.67,{"date":441,"value":442},"2025-11-27",136.29,{"date":211,"value":444},132.15,{"date":213,"value":446},139.82,{"date":216,"value":448},145.27,"/rare-earths/prices",{"publishedDate":213,"updateFrequency":188,"updateFrequencyText":188,"label":451,"today":452,"last":453,"percentageChange":454,"yearToDate":455,"yearOnYear":456,"oneYearIndexTrend":457,"url":370,"subscription":49,"isProtected":50,"hasAccess":51},"LFP",111.93,124.92,-10.4,-2.67,-3.42,[458,459,460,462,464,466,469,471,473,475,477,479],{"date":213,"value":452},{"date":216,"value":453},{"date":219,"value":461},109.9,{"date":222,"value":463},100.47,{"date":225,"value":465},103.62,{"date":467,"value":468},"2025-04-30",109.47,{"date":329,"value":470},115.87,{"date":339,"value":472},117.3,{"date":341,"value":474},114.57,{"date":344,"value":476},115,{"date":347,"value":478},117.82,{"date":350,"value":480},111.9,{"publishedDate":213,"updateFrequency":188,"updateFrequencyText":188,"label":482,"today":483,"last":484,"percentageChange":485,"yearToDate":486,"yearOnYear":487,"oneYearIndexTrend":488,"url":370,"subscription":49,"isProtected":50,"hasAccess":51},"NCM High-Nickel",99.44,96.91,2.61,2.37,-3.84,[489,490,491,493,495,497,499,501,503,505,506,508],{"date":213,"value":483},{"date":216,"value":484},{"date":219,"value":492},97.09,{"date":222,"value":494},94.93,{"date":225,"value":496},97.13,{"date":467,"value":498},97.89,{"date":329,"value":500},101.4,{"date":339,"value":502},93.25,{"date":341,"value":504},98.94,{"date":344,"value":496},{"date":347,"value":507},98.69,{"date":350,"value":509},101.87,{"publishedDate":213,"updateFrequency":188,"updateFrequencyText":188,"label":511,"today":512,"last":513,"percentageChange":514,"yearToDate":515,"yearOnYear":516,"oneYearIndexTrend":517,"url":370,"subscription":49,"isProtected":50,"hasAccess":51},"NCM Mid-Nickel",103.5,99.73,3.78,13.78,6.78,[518,519,520,522,524,526,528,530,532,534,536,538],{"date":213,"value":512},{"date":216,"value":513},{"date":219,"value":521},99.19,{"date":222,"value":523},96.02,{"date":225,"value":525},98.23,{"date":467,"value":527},99.24,{"date":329,"value":529},101.29,{"date":339,"value":531},87.61,{"date":341,"value":533},92.44,{"date":344,"value":535},90.96,{"date":347,"value":537},92.24,{"date":350,"value":539},95.09,{"id":541,"uuid":542,"name":543,"slug":544,"full_slug":545,"content":546,"relatedArticles":789,"relatedVideos":790},170795640460552,"afd41dd3-acc7-4431-9c51-de8391eaa25b","Greenbushes downgrades production guidance as ore grade decline accelerates","greenbushes-downgrades-production-guidance-as-ore-grade-decline-accelerates","article/greenbushes-downgrades-production-guidance-as-ore-grade-decline-accelerates",{"_uid":547,"date":548,"tags":549,"editor":556,"content":566,"excerpt":747,"featured":51,"reporter":748,"component":767,"seo_title":768,"categories":769,"visibility":775,"data_vis_image":776,"featured_image":782,"seo_description":786,"formattedDate":787,"formattedArticleDate":788},"bbb607d4-835f-41a3-ae24-0a0d3f6c3532","2026-04-28 00:00",[550,553],{"slug":551,"name":552},"australia","Australia",{"slug":554,"name":555},"data-visualisation","Data Visualisation",[557],{"slug":558,"name":559,"content":560},"matthew-bird","Matthew Bird",{"job_title":561,"image":562,"bio":564,"linkedin":565},"Senior Editor - Supply Chains & Data Visualisation",{"filename":563},"https://a.storyblok.com/f/287943243085208/512x512/14738033ec/matthew-bird.jpeg","Matthew writes, edits and produces content for Benchmark Intelligence and Benchmark Source across the whole mine to grid supply chain. He also acts as a liaison to the press. He has a PhD in electrochemistry from the University of Nottingham.","https://www.linkedin.com/in/birdmatthew/",{"type":567,"content":568},"doc",[569,598,620,630,638,646,657,665,673,681,703,725],{"type":570,"attrs":571,"content":572},"paragraph",{"textAlign":49},[573,581,593],{"text":574,"type":575,"marks":576},"Greenbushes, the world’s largest hard-rock lithium mine, is struggling with a structural decline in ore feed grade that is now materially impacting production and costs. IGO announced this week that ","text",[577],{"type":578,"attrs":579},"textStyle",{"color":580},"#000000",{"text":582,"type":575,"marks":583},"spodumene concentrate",[584,591],{"type":585,"attrs":586},"link",{"href":587,"uuid":588,"anchor":49,"target":589,"linktype":590},"/article/pls-lithium-offtake-reinforces-structural-support-in-spodumene-market","16e2e235-e3d0-4ace-a37b-0aa658b63b30","_self","story",{"type":578,"attrs":592},{"color":580},{"text":594,"type":575,"marks":595}," output for Q1 was 351kt, prompting a full-year FY26 guidance cut to 1,375–1,425kt from 1,500–1,650kt. ",[596],{"type":578,"attrs":597},{"color":580},{"type":570,"attrs":599,"content":600},{"textAlign":49},[601,606,615],{"text":602,"type":575,"marks":603},"Benchmark’s Q1 2026 lithium supply forecast had Greenbushes at approximately 270,000 tonnes LCE for 2026 calendar year, underpinned by 1,850kt of ",[604],{"type":578,"attrs":605},{"color":580},{"text":607,"type":575,"marks":608},"spodumene",[609,613],{"type":585,"attrs":610},{"href":611,"uuid":612,"anchor":49,"target":589,"linktype":590},"/article/direct-spodumene-hedging-becomes-essential-amid-lithium-market-decoupling","f6fa2b9c-6960-4bfa-bfb7-758daa9e8043",{"type":578,"attrs":614},{"color":580},{"text":616,"type":575,"marks":617}," concentrate across the year. The March quarter result, and the likelihood of a softer Q2, means the first half of 2026 is now tracking approximately 170kt SC below our forecast, equivalent to a shortfall of roughly 25,000 tonnes LCE.",[618],{"type":578,"attrs":619},{"color":580},{"type":621,"attrs":622,"content":624},"heading",{"level":623,"textAlign":49},2,[625],{"text":626,"type":575,"marks":627},"Ore grade has fallen ~37% in three years",[628],{"type":578,"attrs":629},{"color":580},{"type":570,"attrs":631,"content":632},{"textAlign":49},[633],{"text":634,"type":575,"marks":635},"The average ore grade has declined from an average of ~4% in the 1980s, to 2.7% Li2O in 2023, to just 1.64% in Q1 2026. Lower grades mean more ore processed for the same concentrate output, pushing unit cash costs to $326/t (cash costs were just $197/t average in 2023).",[636],{"type":578,"attrs":637},{"color":580},{"type":570,"attrs":639,"content":640},{"textAlign":49},[641],{"text":642,"type":575,"marks":643},"IGO noted grade was a particular issue at the older CGP1 and CGP2 plants. CGP3, which came online in December 2025, performed well as it was designed to process lower grade ore. The mine’s proximity to the town of Greenbushes (~3km) and legacy infrastructure from over a century of mining constrains pit sequencing and access to higher-grade zones.",[644],{"type":578,"attrs":645},{"color":580},{"type":647,"attrs":648},"blok",{"id":649,"body":650},"8f2dc552-9208-4742-a0a7-00efb6410ce2",[651],{"id":652,"_uid":653,"type":654,"component":655,"fixed_height":656,"use_fixed_height":50,"fixed_height_mobile":656,"fixed_height_tablet":656},"28736008","i-8e4ceaa9-d5fd-47b7-aa05-a01cdc7c8c27","visualisation","ContentFlourish","",{"type":621,"attrs":658,"content":659},{"level":623,"textAlign":49},[660],{"text":661,"type":575,"marks":662},"What impact could this have on incentive pricing?",[663],{"type":578,"attrs":664},{"color":580},{"type":570,"attrs":666,"content":667},{"textAlign":49},[668],{"text":669,"type":575,"marks":670},"The grade decline at Greenbushes has both structural and cyclical components. Even with CGP3 ramping up well, head grades and recoveries through the older plants will drop materially over the coming years.",[671],{"type":578,"attrs":672},{"color":580},{"type":570,"attrs":674,"content":675},{"textAlign":49},[676],{"text":677,"type":575,"marks":678},"Average mined grades this far below reserve grades are unlikely to persist through the medium term. However, given operational performance through previous quarters, a bet on a decisive reversal in 2026 would be risky. Assuming continued favourable CGP3 performance, guidance implies only marginal improvement out of CGP 1 & 2 through the June quarter.",[679],{"type":578,"attrs":680},{"color":580},{"type":570,"attrs":682,"content":683},{"textAlign":49},[684,689,698],{"text":685,"type":575,"marks":686},"At $326/t, Greenbushes remains well below the current $2,407/tonne ",[687],{"type":578,"attrs":688},{"color":580},{"text":690,"type":575,"marks":691},"SC6 spot price",[692,696],{"type":585,"attrs":693},{"href":694,"uuid":695,"anchor":49,"target":589,"linktype":590},"/article/volatile-yet-robust-lithium-q1-2026-price-review","fd98e9b3-113b-4179-b249-104c9389ba9f",{"type":578,"attrs":697},{"color":580},{"text":699,"type":575,"marks":700},". But rising costs at the industry’s lowest-cost producer shift the entire cost curve upward, reinforcing Benchmark’s view on the incentive price needed to bring new supply online.",[701],{"type":578,"attrs":702},{"color":580},{"type":570,"attrs":704,"content":705},{"textAlign":49},[706,711,720],{"text":707,"type":575,"marks":708},"Benchmark expects to revise the 2026 LCE estimate for Greenbushes from 270kt toward ~245kt in the coming update. This will offer significant support to pricing, given that the 2026 lithium market is ",[709],{"type":578,"attrs":710},{"color":580},{"text":712,"type":575,"marks":713},"already short of feedstock",[714,718],{"type":585,"attrs":715},{"href":716,"uuid":717,"anchor":49,"target":589,"linktype":590},"/article/restart-of-catls-jianxiawo-lithium-mine-may-be-delayed-tightening-balance","e310a60b-1914-4b56-b78d-8646c714f378",{"type":578,"attrs":719},{"color":580},{"text":721,"type":575,"marks":722}," in a wider ~32kt LCE deficit chemicals market.",[723],{"type":578,"attrs":724},{"color":580},{"type":570,"attrs":726,"content":727},{"textAlign":49},[728,733,742],{"text":729,"type":575,"marks":730},"The tight feedstock market has already contributed to bullish spodumene ",[731],{"type":578,"attrs":732},{"color":580},{"text":734,"type":575,"marks":735},"price movements",[736,740],{"type":585,"attrs":737},{"href":738,"uuid":739,"anchor":49,"target":589,"linktype":590},"/videos/q1-2026-lithium-price-drivers","f2a03280-94b9-4549-981c-dfee20cbecf2",{"type":578,"attrs":741},{"color":580},{"text":743,"type":575,"marks":744},", with Benchmark’s FOB Australia Spodumene Concentrate (6.0%) grade up 54.6% so far in 2026. With the prospect of continued grade and recovery declines, the narrow ~32kt LCE surplus in 2027 may also tighten and offer pricing uplift then too.",[745],{"type":578,"attrs":746},{"color":580},"Greenbushes, the world’s largest hard-rock lithium mine, is struggling with a structural decline in ore feed grade that is now materially impacting production and costs. IGO announced this week that spodumene concentrate output for Q1 was 351kt, prompting a full-year FY26 guidance cut to 1,375–1,425kt from 1,500–1,650kt. \n\nBenchmark’s Q1 2026 lithium supply forecast had Greenbushes at approximately 270,000 tonnes LCE for 2026 calendar year, underpinned by 1,850kt of spodumene concentrate across the year. The March quarter result, and the likelihood of a softer Q2, means the first half of 2026 is now tracking approximately 170kt SC below our forecast, equivalent to a shortfall of roughly 25,000 tonnes LCE.",[749,758],{"slug":750,"name":751,"content":752},"cameron-perks","Cameron Perks",{"job_title":753,"image":754,"bio":756,"linkedin":757,"markets_covered":8},"Product Director - Lithium",{"filename":755},"https://a.storyblok.com/f/287943243085208/512x512/5504398139/cam-perks.png","Dr Cameron Perks is a leading global lithium expert and currently serves as Product Director for Lithium at Benchmark Mineral Intelligence. With over a decade of experience in opaque mineral markets, he has led market strategy, pricing analysis, and bespoke consulting for clients ranging from junior explorers to OEMs and institutional investors. He was previously a consultant at TZMI, a geologist with the Geological Survey of NSW, and holds a PhD in Environmental Engineering.","https://www.linkedin.com/in/cameronperks/",{"slug":759,"name":760,"content":761},"luc-braun","Luc Braun",{"job_title":762,"image":763,"bio":765,"linkedin":766,"markets_covered":8},"Analyst - Lithium",{"filename":764},"https://a.storyblok.com/f/287943243085208/512x512/6f1a6949aa/luc-braun.jpeg","Luc is an analyst at Benchmark Mineral Intelligence focused on lithium supply, costs, and supply chains. Luc has a background in market analysis and research from previous roles where he covered nickel, deep seabed mining, and telecommunications. Luc holds an MPhys in Theoretical Physics from the University of Leeds.","https://www.linkedin.com/in/lucbraun/","article","Greenbushes downgrades production guidance as ore grade declines",[770,773],{"slug":771,"name":772},"critical-minerals","Critical Minerals",{"slug":774,"name":8},"lithium","private",{"id":777,"alt":778,"name":656,"focus":656,"title":656,"source":656,"filename":779,"copyright":656,"fieldtype":780,"meta_data":781,"is_external_url":50},170796773099755,"Greenbushes ore grade is in decline","https://a.storyblok.com/f/287943243085208/1300x1454/e16a41265d/greenbushes-ore-grade-and-sc-production-2x.png","asset",{"alt":778,"title":656,"source":656,"copyright":656},{"id":783,"alt":656,"name":656,"focus":656,"title":656,"source":656,"filename":784,"copyright":656,"fieldtype":780,"meta_data":785,"is_external_url":50},129068074765385,"https://a.storyblok.com/f/287943243085208/c87716240e/bm-greenbushes-1.jpg",{},"Greenbushes, the world’s largest hard-rock lithium mine, is struggling with a structural decline in ore feed grade that is now materially impacting production and costs.","Apr 28, 2026","28th April 2026",[],[],1781615370618]