Greenland Mines Delivers Landmark S-K 1300 Mineral Resource Estimate for Sarfartoq in Greenland; First-Ever Indicated Resource and First Combined Open Pit/Underground Resource for the Critical Nd-Pr Magnet Rare Earths Project
Original announcement by globenewswire on
- Company
- Greenland Mines Ltd
- Ticker
- GRML
- Exchange
- Unavailable
- Region
- Greenland
- Primary commodity
- Rare earths
- Secondary commodities
- Neodymium, Praseodymium, Dysprosium, Terbium
- Document categories
- Resource update
- Extracted
- 2026-08-24 14:36:59 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Greenland Mines has released a landmark S-K 1300 Mineral Resource Estimate for the Sarfartoq project, marking the first time the project has achieved an Indicated resource category. The estimate includes a new 'Hybrid' scenario combining open pit and underground mining, totaling 12.2 million tonnes at 1.32% TREO.
Reasoning: The announcement delivers a landmark S-K 1300 resource estimate that upgrades the project from purely Inferred to include Indicated resources, while also introducing a hybrid mining scenario.
Positive factors
- First-ever Indicated resource category achieved
- First combined open pit/underground (hybrid) resource model
- S-K 1300 compliant reporting
- High-grade magnet rare earth enrichment (Nd, Pr, Dy, Tb)
- Advanced metallurgical characterization mentioned
Negative factors
- Significant Inferred component remains
Facts used in scoring: 30
Classification and evidence
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: The resource estimate includes Indicated category components for all three scenarios.
Evidence · text
“Sarfartoq now carries a portion of its resource in the Indicated Mineral Resource category”
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: A significant portion of the resource is still classified as Inferred.
Evidence · table
“2,603”
Context: Inferred
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: Ronald G. Simpson, P.Geo, of GeoSim Services Inc. is named as the independent Qualified Person.
Evidence · text
“prepared by Ronald G. Simpson, P.Geo, of GeoSim Services Inc., an independent Qualified Person”
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: NSR cut-off grades are explicitly stated for the different mining scenarios.
Evidence · text
“The base case NSR cut-off of $141.22/t is believed to provide a reasonable margin”
Extracted facts
Stored fact records: 30. Some facts used in scoring do not have a stored record.
Resource Estimates (30)
indicatedtreoTonnes: 7475000Grade: 1.56Grade Unit: %View all detailsHide details
Identity
- Commodity
- treo
- Ticker
- GRML
Resource Data
- Category
- indicated
- Tonnes
- 7475000
- Grade
- 1.56
- Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Indicated resource grade for the underground scenario.
Positive factors
- Indicated category achieved
Evidence · table
“1.56”
Context: 7,475
indicatednd2o3Tonnes: 7475000Grade: 3009Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- nd2o3
- Ticker
- GRML
Resource Data
- Category
- indicated
- Tonnes
- 7475000
- Grade
- 3009
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Indicated grade for Nd2O3 in underground scenario.
Positive factors
- High grade Nd2O3
Evidence · table
“3,009”
Context: 7,475
indicatedpr6o11Tonnes: 7475000Grade: 944Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- pr6o11
- Ticker
- GRML
Resource Data
- Category
- indicated
- Tonnes
- 7475000
- Grade
- 944
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Indicated grade for Pr6O11 in underground scenario.
Positive factors
- High grade Pr6O11
Evidence · table
“944”
Context: 7,475
indicateddy2o3Tonnes: 7475000Grade: 31.8Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- dy2o3
- Ticker
- GRML
Resource Data
- Category
- indicated
- Tonnes
- 7475000
- Grade
- 31.8
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Indicated grade for Dy2O3 in underground scenario.
Positive factors
- High grade Dy2O3
Evidence · table
“31.8”
Context: 7,475
indicatedtb4o7Tonnes: 7475000Grade: 13Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- tb4o7
- Ticker
- GRML
Resource Data
- Category
- indicated
- Tonnes
- 7475000
- Grade
- 13
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Indicated grade for Tb4O7 in underground scenario.
Positive factors
- High grade Tb4O7
Evidence · table
“13.0”
Context: 7,475
inferredtreoTonnes: 2603000Grade: 1.36Grade Unit: %View all detailsHide details
Identity
- Commodity
- treo
- Ticker
- GRML
Resource Data
- Category
- inferred
- Tonnes
- 2603000
- Grade
- 1.36
- Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Inferred resource grade for the underground scenario.
Negative factors
- Inferred category
Evidence · table
“1.36”
Context: 2,603
inferrednd2o3Tonnes: 2603000Grade: 2443Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- nd2o3
- Ticker
- GRML
Resource Data
- Category
- inferred
- Tonnes
- 2603000
- Grade
- 2443
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Inferred grade for Nd2O3 in underground scenario.
Negative factors
- Inferred category
Evidence · table
“2,443”
Context: 2,603
inferredpr6o11Tonnes: 2603000Grade: 774Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- pr6o11
- Ticker
- GRML
Resource Data
- Category
- inferred
- Tonnes
- 2603000
- Grade
- 774
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Inferred grade for Pr6O11 in underground scenario.
Negative factors
- Inferred category
Evidence · table
“774”
Context: 2,603
inferreddy2o3Tonnes: 2603000Grade: 25.9Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- dy2o3
- Ticker
- GRML
Resource Data
- Category
- inferred
- Tonnes
- 2603000
- Grade
- 25.9
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Inferred grade for Dy2O3 in underground scenario.
Negative factors
- Inferred category
Evidence · table
“25.9”
Context: 2,603
inferredtb4o7Tonnes: 2603000Grade: 9.3Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- tb4o7
- Ticker
- GRML
Resource Data
- Category
- inferred
- Tonnes
- 2603000
- Grade
- 9.3
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Inferred grade for Tb4O7 in underground scenario.
Negative factors
- Inferred category
Evidence · table
“9.3”
Context: 2,603
indicatedtreoTonnes: 6608000Grade: 1.63Grade Unit: %View all detailsHide details
Identity
- Commodity
- treo
- Ticker
- GRML
Resource Data
- Category
- indicated
- Tonnes
- 6608000
- Grade
- 1.63
- Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Indicated resource grade for the open pit scenario.
Positive factors
- Indicated category achieved
Evidence · table
“1.63”
Context: 6,608
indicatednd2o3Tonnes: 6608000Grade: 3114Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- nd2o3
- Ticker
- GRML
Resource Data
- Category
- indicated
- Tonnes
- 6608000
- Grade
- 3114
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Indicated grade for Nd2O3 in open pit scenario.
Positive factors
- High grade Nd2O3
Evidence · table
“3,114”
Context: 6,608
indicatedpr6o11Tonnes: 6608000Grade: 979Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- pr6o11
- Ticker
- GRML
Resource Data
- Category
- indicated
- Tonnes
- 6608000
- Grade
- 979
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Indicated grade for Pr6O11 in open pit scenario.
Positive factors
- High grade Pr6O11
Evidence · table
“979”
Context: 6,608
indicateddy2o3Tonnes: 6608000Grade: 32.9Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- dy2o3
- Ticker
- GRML
Resource Data
- Category
- indicated
- Tonnes
- 6608000
- Grade
- 32.9
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Indicated grade for Dy2O3 in open pit scenario.
Positive factors
- High grade Dy2O3
Evidence · table
“32.9”
Context: 6,608
indicatedtb4o7Tonnes: 6608000Grade: 13.5Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- tb4o7
- Ticker
- GRML
Resource Data
- Category
- indicated
- Tonnes
- 6608000
- Grade
- 13.5
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Indicated grade for Tb4O7 in open pit scenario.
Positive factors
- High grade Tb4O7
Evidence · table
“13.5”
Context: 6,608
inferredtreoTonnes: 6015000Grade: 0.88Grade Unit: %View all detailsHide details
Identity
- Commodity
- treo
- Ticker
- GRML
Resource Data
- Category
- inferred
- Tonnes
- 6015000
- Grade
- 0.88
- Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Inferred resource grade for the open pit scenario.
Negative factors
- Inferred category
Evidence · table
“0.88”
Context: 6,015
inferrednd2o3Tonnes: 6015000Grade: 1648Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- nd2o3
- Ticker
- GRML
Resource Data
- Category
- inferred
- Tonnes
- 6015000
- Grade
- 1648
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Inferred grade for Nd2O3 in open pit scenario.
Negative factors
- Inferred category
Evidence · table
“1,648”
Context: 6,015
inferredpr6o11Tonnes: 6015000Grade: 516Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- pr6o11
- Ticker
- GRML
Resource Data
- Category
- inferred
- Tonnes
- 6015000
- Grade
- 516
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Inferred grade for Pr6O11 in open pit scenario.
Negative factors
- Inferred category
Evidence · table
“516”
Context: 6,015
inferreddy2o3Tonnes: 6015000Grade: 18.9Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- dy2o3
- Ticker
- GRML
Resource Data
- Category
- inferred
- Tonnes
- 6015000
- Grade
- 18.9
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Inferred grade for Dy2O3 in open pit scenario.
Negative factors
- Inferred category
Evidence · table
“18.9”
Context: 6,015
inferredtb4o7Tonnes: 6015000Grade: 6.9Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- tb4o7
- Ticker
- GRML
Resource Data
- Category
- inferred
- Tonnes
- 6015000
- Grade
- 6.9
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Inferred grade for Tb4O7 in open pit scenario.
Negative factors
- Inferred category
Evidence · table
“6.9”
Context: 6,015
indicatedtreoTonnes: 6900000Grade: 1.6Grade Unit: %View all detailsHide details
Identity
- Commodity
- treo
- Ticker
- GRML
Resource Data
- Category
- indicated
- Tonnes
- 6900000
- Grade
- 1.6
- Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Indicated resource grade for the hybrid scenario.
Positive factors
- Indicated category achieved
Evidence · table
“1.60”
Context: 6,900
indicatednd2o3Tonnes: 6900000Grade: 3070Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- nd2o3
- Ticker
- GRML
Resource Data
- Category
- indicated
- Tonnes
- 6900000
- Grade
- 3070
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Indicated grade for Nd2O3 in hybrid scenario.
Positive factors
- High grade Nd2O3
Evidence · table
“3,070”
Context: 6,900
indicatedpr6o11Tonnes: 6900000Grade: 963Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- pr6o11
- Ticker
- GRML
Resource Data
- Category
- indicated
- Tonnes
- 6900000
- Grade
- 963
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Indicated grade for Pr6O11 in hybrid scenario.
Positive factors
- High grade Pr6O11
Evidence · table
“963”
Context: 6,900
indicateddy2o3Tonnes: 6900000Grade: 32.3Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- dy2o3
- Ticker
- GRML
Resource Data
- Category
- indicated
- Tonnes
- 6900000
- Grade
- 32.3
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Indicated grade for Dy2O3 in hybrid scenario.
Positive factors
- High grade Dy2O3
Evidence · table
“32.3”
Context: 6,900
indicatedtb4o7Tonnes: 6900000Grade: 13.2Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- tb4o7
- Ticker
- GRML
Resource Data
- Category
- indicated
- Tonnes
- 6900000
- Grade
- 13.2
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Indicated grade for Tb4O7 in hybrid scenario.
Positive factors
- High grade Tb4O7
Evidence · table
“13.2”
Context: 6,900
inferredtreoTonnes: 5341000Grade: 0.96Grade Unit: %View all detailsHide details
Identity
- Commodity
- treo
- Ticker
- GRML
Resource Data
- Category
- inferred
- Tonnes
- 5341000
- Grade
- 0.96
- Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Inferred resource grade for the hybrid scenario.
Negative factors
- Inferred category
Evidence · table
“0.96”
Context: 5,341
inferrednd2o3Tonnes: 5341000Grade: 1850Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- nd2o3
- Ticker
- GRML
Resource Data
- Category
- inferred
- Tonnes
- 5341000
- Grade
- 1850
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Inferred grade for Nd2O3 in hybrid scenario.
Negative factors
- Inferred category
Evidence · table
“1,850”
Context: 5,341
inferredpr6o11Tonnes: 5341000Grade: 572Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- pr6o11
- Ticker
- GRML
Resource Data
- Category
- inferred
- Tonnes
- 5341000
- Grade
- 572
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Inferred grade for Pr6O11 in hybrid scenario.
Negative factors
- Inferred category
Evidence · table
“572”
Context: 5,341
inferreddy2o3Tonnes: 5341000Grade: 20.4Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- dy2o3
- Ticker
- GRML
Resource Data
- Category
- inferred
- Tonnes
- 5341000
- Grade
- 20.4
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Inferred grade for Dy2O3 in hybrid scenario.
Negative factors
- Inferred category
Evidence · table
“20.4”
Context: 5,341
inferredtb4o7Tonnes: 5341000Grade: 7.4Grade Unit: ppmView all detailsHide details
Identity
- Commodity
- tb4o7
- Ticker
- GRML
Resource Data
- Category
- inferred
- Tonnes
- 5341000
- Grade
- 7.4
- Grade Unit
- ppm
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-24T00:00:00.000Z
Reasoning: Inferred grade for Tb4O7 in hybrid scenario.
Negative factors
- Inferred category
Evidence · table
“7.4”
Context: 5,341
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.