# IMC Rare Earths Discovers New High-Grade, Near-Surface Terbium Zone Beyond Existing 1.1 Billion Tonne Resource at Block H, Itarantim Canonical Atlas analysis: https://atlas-staging.minestarters.com/news/imc-rare-earths-discovers-new-high-grade-near-surface-terbium-zone-beyond-existi--3e64cb7b-3015-4f31-a3aa-81ff006c4eb4 Original source: https://www.prnewswire.com/news-releases/imc-rare-earths-discovers-new-high-grade-near-surface-terbium-zone-beyond-existing-1-1-billion-tonne-resource-at-block-h-itarantim-302901796.html Publisher: prnewswire Original announcement: 2026-10-08T13:31:41.890Z Analysis by Minestarters Atlas Atlas analysis published: 2026-10-08T13:40:04.480Z Atlas analysis updated: 2026-10-08T13:40:04.480Z - Company: IMC Rare Earths Ltd - Ticker: IMC - Exchange: Unavailable - Region: Brazil - Primary commodity: Terbium - Secondary commodities: Dysprosium, Yttrium, Neodymium, Praseodymium - Document categories: Drill results, Other - Extracted: 2026-10-08 13:40:05 UTC Narrative sentiment: 0.80 · Bullish ## Minestarters Atlas summary IMC Rare Earths has announced a new high-grade, near-surface terbium discovery at Block H of its Itarantim project in Brazil. The discovery, located just two meters below the surface, includes intercepts with high terbium and dysprosium concentrations and shows promising initial leach extraction results. Reasoning: Discovery of a new high-grade terbium zone at Block H that sits outside the existing 1.1 billion tonne resource, providing significant growth potential. - Positive factor: High-grade terbium discovery outside existing resource - Positive factor: Shallow, near-surface mineralization - Positive factor: Strong initial leach extraction results - Positive factor: Step-out potential at Block D - Negative factor: Exploration target status \(conceptual/unproven\) Facts used in scoring: 8 ## Classification and evidence **Step-Out Extension** Polarity: positive Definition: Mineralization extended beyond the previously known limit. Why it applies: Discovery at Block H is outside the existing 1.1 billion tonne resource. Evidence · text > Block H lies outside the Company's existing 1.1 billion tonne Mineral Resource **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: Release mentions blanks, field duplicates, and certified reference materials. Evidence · text > Sample batches include blanks, field duplicates and certified reference materials ## Extracted facts Stored fact records: 8. Some facts used in scoring do not have a stored record. ## Drill Results (8) ### AD-00555 [Link to this fact](https://atlas-staging.minestarters.com/news/imc-rare-earths-discovers-new-high-grade-near-surface-terbium-zone-beyond-existi--3e64cb7b-3015-4f31-a3aa-81ff006c4eb4#fact-drill-facts-0) Itarantim · terbium #### Identity - Hole ID: AD-00555 - Project: Itarantim - Commodity: terbium - Region: brazil - Reported Region: brazil - Ticker: IMC #### Geometry - Grade: 38 - Grade Unit: ppm - Intercept: 7 m - From: 2 m - To: 9 m - Hole Depth: 16 m - Intercept Depth: 2 m #### Classification - Program: exploration - Sample Type: drill - Group ID: AD-00555:2-9 - Mining Method: open\_pit #### Location - Location: Block H - Loc. Confidence: high - Loc. Source: document #### QA/QC - Laboratory: ALS - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-10-08T00:00:00.000Z Reasoning: Strong terbium grade in a new discovery zone. - Positive factor: High grade terbium - Positive factor: Shallow depth Evidence · table > 38 Context: 7.0 #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AD-00555 [Link to this fact](https://atlas-staging.minestarters.com/news/imc-rare-earths-discovers-new-high-grade-near-surface-terbium-zone-beyond-existi--3e64cb7b-3015-4f31-a3aa-81ff006c4eb4#fact-drill-facts-1) Itarantim · dysprosium #### Identity - Hole ID: AD-00555 - Project: Itarantim - Commodity: dysprosium - Region: brazil - Reported Region: brazil - Ticker: IMC #### Geometry - Grade: 258 - Grade Unit: ppm - Intercept: 7 m - From: 2 m - To: 9 m - Hole Depth: 16 m - Intercept Depth: 2 m #### Classification - Program: exploration - Sample Type: drill - Group ID: AD-00555:2-9 - Mining Method: open\_pit #### Location - Location: Block H - Loc. Confidence: high - Loc. Source: document #### QA/QC - Laboratory: ALS - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-10-08T00:00:00.000Z Reasoning: Significant dysprosium component in the intercept. - Positive factor: High dysprosium grade Evidence · table > 258 Context: 7.0 #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AD-00555 [Link to this fact](https://atlas-staging.minestarters.com/news/imc-rare-earths-discovers-new-high-grade-near-surface-terbium-zone-beyond-existi--3e64cb7b-3015-4f31-a3aa-81ff006c4eb4#fact-drill-facts-2) Itarantim · terbium #### Identity - Hole ID: AD-00555 - Project: Itarantim - Commodity: terbium - Region: brazil - Reported Region: brazil - Ticker: IMC #### Geometry - Grade: 52 - Grade Unit: ppm - Intercept: 3 m - From: 4 m - To: 7 m - Hole Depth: 16 m - Intercept Depth: 2 m #### Classification - Program: exploration - Sample Type: drill - Group ID: AD-00555:4-7 - Mining Method: open\_pit #### Location - Location: Block H - Loc. Confidence: high - Loc. Source: document #### QA/QC - Laboratory: ALS - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-10-08T00:00:00.000Z Reasoning: High grade terbium sub-interval. - Positive factor: Higher grade sub-interval Evidence · table > 52 Context: 3.0 #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AD-00555 [Link to this fact](https://atlas-staging.minestarters.com/news/imc-rare-earths-discovers-new-high-grade-near-surface-terbium-zone-beyond-existi--3e64cb7b-3015-4f31-a3aa-81ff006c4eb4#fact-drill-facts-3) Itarantim · dysprosium #### Identity - Hole ID: AD-00555 - Project: Itarantim - Commodity: dysprosium - Region: brazil - Reported Region: brazil - Ticker: IMC #### Geometry - Grade: 357 - Grade Unit: ppm - Intercept: 3 m - From: 4 m - To: 7 m - Hole Depth: 16 m - Intercept Depth: 2 m #### Classification - Program: exploration - Sample Type: drill - Group ID: AD-00555:4-7 - Mining Method: open\_pit #### Location - Location: Block H - Loc. Confidence: high - Loc. Source: document #### QA/QC - Laboratory: ALS - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-10-08T00:00:00.000Z Reasoning: High grade dysprosium sub-interval. - Positive factor: High grade dysprosium sub-interval Evidence · table > 357 Context: 3.0 #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AD-00403 [Link to this fact](https://atlas-staging.minestarters.com/news/imc-rare-earths-discovers-new-high-grade-near-surface-terbium-zone-beyond-existi--3e64cb7b-3015-4f31-a3aa-81ff006c4eb4#fact-drill-facts-4) Itarantim · terbium #### Identity - Hole ID: AD-00403 - Project: Itarantim - Commodity: terbium - Region: brazil - Reported Region: brazil - Ticker: IMC #### Geometry - Grade: 24 - Grade Unit: ppm - Intercept: 20 m - From: 7 m - To: 27 m - Intercept Depth: 7 m #### Classification - Program: exploration - Sample Type: drill - Group ID: AD-00403:7-27 - Mining Method: open\_pit #### Location - Location: Block D - Loc. Confidence: high - Loc. Source: document #### QA/QC - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-10-08T00:00:00.000Z Reasoning: Continuous mineralization at Block D. - Positive factor: Thick continuous mineralization Evidence · table > 24 Context: 20.0 #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AD-00403 [Link to this fact](https://atlas-staging.minestarters.com/news/imc-rare-earths-discovers-new-high-grade-near-surface-terbium-zone-beyond-existi--3e64cb7b-3015-4f31-a3aa-81ff006c4eb4#fact-drill-facts-5) Itarantim · dysprosium #### Identity - Hole ID: AD-00403 - Project: Itarantim - Commodity: dysprosium - Region: brazil - Reported Region: brazil - Ticker: IMC #### Geometry - Grade: 143 - Grade Unit: ppm - Intercept: 20 m - From: 7 m - To: 27 m - Intercept Depth: 7 m #### Classification - Program: exploration - Sample Type: drill - Group ID: AD-00403:7-27 - Mining Method: open\_pit #### Location - Location: Block D - Loc. Confidence: high - Loc. Source: document #### QA/QC - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-10-08T00:00:00.000Z Reasoning: Dysprosium component in Block D intercept. Evidence · table > 143 Context: 20.0 #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AD-00403 [Link to this fact](https://atlas-staging.minestarters.com/news/imc-rare-earths-discovers-new-high-grade-near-surface-terbium-zone-beyond-existi--3e64cb7b-3015-4f31-a3aa-81ff006c4eb4#fact-drill-facts-6) Itarantim · terbium #### Identity - Hole ID: AD-00403 - Project: Itarantim - Commodity: terbium - Region: brazil - Reported Region: brazil - Ticker: IMC #### Geometry - Grade: 42 - Grade Unit: ppm - Intercept: 6 m - From: 20 m - To: 26 m - Intercept Depth: 20 m #### Classification - Program: exploration - Sample Type: drill - Group ID: AD-00403:20-26 - Mining Method: open\_pit #### Location - Location: Block D - Loc. Confidence: high - Loc. Source: document #### QA/QC - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-10-08T00:00:00.000Z Reasoning: High grade terbium sub-interval at Block D. - Positive factor: High grade sub-interval Evidence · table > 42 Context: 6.0 #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AD-00403 [Link to this fact](https://atlas-staging.minestarters.com/news/imc-rare-earths-discovers-new-high-grade-near-surface-terbium-zone-beyond-existi--3e64cb7b-3015-4f31-a3aa-81ff006c4eb4#fact-drill-facts-7) Itarantim · dysprosium #### Identity - Hole ID: AD-00403 - Project: Itarantim - Commodity: dysprosium - Region: brazil - Reported Region: brazil - Ticker: IMC #### Geometry - Grade: 262 - Grade Unit: ppm - Intercept: 6 m - From: 20 m - To: 26 m - Intercept Depth: 20 m #### Classification - Program: exploration - Sample Type: drill - Group ID: AD-00403:20-26 - Mining Method: open\_pit #### Location - Location: Block D - Loc. Confidence: high - Loc. Source: document #### QA/QC - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-10-08T00:00:00.000Z Reasoning: High grade dysprosium sub-interval at Block D. - Positive factor: High grade dysprosium sub-interval Evidence · table > 262 Context: 6.0 #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ## How Atlas produces this analysis Minestarters Atlas uses automated extraction to summarize mining announcements, identify reported measurements, and classify supporting evidence. Sentiment reflects the extracted narrative and classification rules; it is an interpretation, not a reported measurement. Evidence quotes and context are provided where available. Missing data, low-confidence results, and review flags indicate limitations. Check the original publisher announcement before relying on an interpretation.