# NioBay Improves the Concentrate Content by 56% as Compared to Historical Metallurgical Results Canonical Atlas analysis: https://atlas-extractions.minestarters.com/news/niobay-improves-the-concentrate-content-by-56-as-compared-to-historical-metallur--eac4b27e-f482-45cf-a08d-50776c4e625a Original source: https://money.tmx.com/en/quote/NBY/news/5278079660758995/niobay-improves-the-concentrate-content-by-56-as-compared-to-historical-metallur Publisher: tmx Original announcement: 2025-10-20T21:30:00.000Z Analysis by Minestarters Atlas Atlas analysis published: Unknown date Atlas analysis updated: Unknown date - Company: NioBay Metals Inc. - Ticker: NBY - Exchange: TSX - Region: Quebec - Primary commodity: Niobium - Secondary commodities: Tantalum - Document categories: Metallurgy - Extracted: 2026-09-12 16:03:24 UTC Narrative sentiment: 0.70 · Bullish ## Minestarters Atlas summary NioBay has successfully completed a pilot-scale metallurgical test at the Crevier Project in Quebec, demonstrating improved niobium concentrate grades. The pilot achieved peak niobium recoveries of 84.6% and produced concentrates up to 36% Nb2O5, representing a 56% improvement over 2012 historical results. Reasoning: The pilot plant successfully demonstrated niobium and tantalum concentration, significantly improving concentrate grade over 2012 historical results. - Positive factor: Significant improvement in concentrate grade compared to historical results - Positive factor: Successful pilot scale demonstration - Positive factor: High peak recovery achieved - Positive factor: QP sign-off provided - Negative factor: Average recovery \(65%\) is significantly lower than peak recovery \(84.6%\) Facts used in scoring: 3 ## Classification and evidence **Pilot Scale Complete** Polarity: positive Definition: Pilot or demonstration plant testing completed under continuous operation. Why it applies: The company successfully completed a pilot scale demonstration of the concentration process. Evidence · text > Demonstration of the niobium-tantalum concentration process on a pilot scale **QA/QC Disclosed** Polarity: positive Story-specific tag Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: The release mentions work carried out by SGS and is reviewed/approved by a Qualified Person. Evidence · text > metallurgical work carried out by SGS in Quebec City **Mill Route** Polarity: neutral Definition: Processing via mill or concentrator \(CIL, CIP, tank leach, flotation\). Why it applies: the document describes a flotation route \("concentrate"\) **Single Domain Only** Polarity: negative Definition: Testing limited to one composite or domain — representativeness not established. Why it applies: only one composite was tested ## Extracted facts Stored fact records: 3. Some facts used in scoring do not have a stored record. ## Metallurgical Results (3) ### pilot plant [Link to this fact](https://atlas-extractions.minestarters.com/news/niobay-improves-the-concentrate-content-by-56-as-compared-to-historical-metallur--eac4b27e-f482-45cf-a08d-50776c4e625a#fact-metallurgical-facts-0) Crevier Project · niobium #### Identity - Project: Crevier Project - Commodity: niobium - Region: canada\_qc - Reported Region: Quebec - Ticker: NBY #### Test Work - Program Status: detailed - Test Type: pilot plant - Processing Route: Demonstration of the niobium-tantalum concentration process on a pilot scale - Sample: Crevier Project ore, just under 10 mt used for pilot tests #### Recovery - Recovery: 84.6 % - Recovery Basis: actual\_test - Head Grade: 0.2 - Head Grade Unit: % Nb2O5 #### Lab - Laboratory: SGS #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2025-10-20T00:00:00.000Z Reasoning: High peak recovery achieved during pilot scale demonstration. - Positive factor: Peak recovery of 84.6% is strong for pilot scale Evidence · text > Recovery reached a peak of 84.6% Nb2O5 #### Tags used in scoring **Pilot Scale Complete** Polarity: positive Definition: Pilot or demonstration plant testing completed under continuous operation. Why it applies: test\_type names pilot-scale work ### pilot plant [Link to this fact](https://atlas-extractions.minestarters.com/news/niobay-improves-the-concentrate-content-by-56-as-compared-to-historical-metallur--eac4b27e-f482-45cf-a08d-50776c4e625a#fact-metallurgical-facts-1) Crevier Project · niobium #### Identity - Project: Crevier Project - Commodity: niobium - Region: canada\_qc - Reported Region: Quebec - Ticker: NBY #### Test Work - Program Status: detailed - Test Type: pilot plant - Processing Route: Demonstration of the niobium-tantalum concentration process on a pilot scale - Sample: Crevier Project ore, just under 10 mt used for pilot tests #### Recovery - Recovery: 65 % - Recovery Basis: actual\_test - Head Grade: 0.2 - Head Grade Unit: % Nb2O5 #### Lab - Laboratory: SGS #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2025-10-20T00:00:00.000Z Reasoning: Average recovery reported is 65%, which is lower than the peak performance. - Negative factor: Average recovery is notably lower than peak recovery Evidence · text > establish an average recovery of 65% during the production of 17 kg of concentrate at 32% Nb2O5 #### Tags used in scoring **Pilot Scale Complete** Polarity: positive Definition: Pilot or demonstration plant testing completed under continuous operation. Why it applies: test\_type names pilot-scale work ### Fact 3 [Link to this fact](https://atlas-extractions.minestarters.com/news/niobay-improves-the-concentrate-content-by-56-as-compared-to-historical-metallur--eac4b27e-f482-45cf-a08d-50776c4e625a#fact-metallurgical-facts-2) Crevier Project · tantalum #### Identity - Project: Crevier Project - Commodity: tantalum - Region: canada\_qc - Reported Region: Quebec - Ticker: NBY #### Test Work - Sample: Crevier Project ore, just under 10 mt used for pilot tests #### Recovery - Head Grade: 200 - Head Grade Unit: ppm Ta2O5 #### Lab - Laboratory: SGS #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2025-10-20T00:00:00.000Z Reasoning: Head grade provided for tantalum in the pilot feed. Evidence · text > at a grade of 0.2% Nb2O5 and 200 ppm Ta2O5 ## 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.