Medaro Mining Sampling Returns up to 32.99% Total Rare Earth Oxides, 16.5 g/t Gold, 23.7% Copper, 260.1 g/t Gallium Oxide, 0.31% Tungsten & 0.34% Cobalt at Bastnas Project, Sweden
Original announcement by yahoo_press on
- Company
- Medaro Mining Corp.
- Ticker
- MEDA
- Exchange
- CSE
- Region
- Sweden
- Primary commodity
- Rare earth elements
- Secondary commodities
- Gold, Copper, Gallium, Tungsten, Cobalt
- Document categories
- Drill results, Other
- Extracted
- 2026-09-22 00:55:39 UTC
Analysis by Minestarters Atlas
Atlas analysis published:
Minestarters Atlas analysis
Summary
Medaro Mining Corp. has announced highly encouraging rock chip assay results from its Bastnäs Project in Sweden. The sampling returned significant grades of up to 32.99% Total Rare Earth Oxides, alongside gold, copper, gallium, tungsten, and cobalt.
Reasoning: Highly encouraging multi-commodity surface sampling at a prospective REE project, though geological continuity is unproven without drilling.
Positive factors
- High grade REO intercepts
- Polymetallic nature of sampling
Negative factors
- Sampling is rock chip/surface only
- No drill hole continuity established
Facts used in scoring: 6
Classification and evidence
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: The release positions the project within the prolific Bergslagen Mining District.
Evidence · text
“located in the prolific Bergslagen Mining District”
Extracted facts
Stored fact records: 6. Some facts used in scoring do not have a stored record.
Drill Results (6)
Fact 1Bastnäs Project · rare earth elementsGrade: 32.99Grade Unit: % Total Rare Earth OxidesNeeds review: ungroundedView all detailsHide details
Identity
- Project
- Bastnäs Project
- Commodity
- rare earth elements
- Region
- sweden
- Reported Region
- Sweden
- Ticker
- MEDA
Geometry
- Grade
- 32.99
- Grade Unit
- % Total Rare Earth Oxides
Classification
- Sample Type
- surface
Review
- Needs Review
- Yes
- Review Reason
- ungrounded
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-10T00:00:00.000Z
Reasoning: 32.99% REO is an exceptionally high grade for surface sampling.
Positive factors
- Exceptional REO grade
Negative factors
- Surface sampling only
Evidence · text
“up to 32.99% Total Rare Earth Oxides”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Fact 2Bastnäs Project · goldGrade: 16.5Grade Unit: g/tNeeds review: ungroundedView all detailsHide details
Identity
- Project
- Bastnäs Project
- Commodity
- gold
- Region
- sweden
- Reported Region
- Sweden
- Ticker
- MEDA
Geometry
- Grade
- 16.5
- Grade Unit
- g/t
Classification
- Sample Type
- surface
Review
- Needs Review
- Yes
- Review Reason
- ungrounded
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-10T00:00:00.000Z
Reasoning: 16.5 g/t Au is a strong intercept for rock chip sampling.
Positive factors
- Strong gold grade for surface sampling
Negative factors
- Surface sampling only
Evidence · text
“16.5 g/t Gold”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Fact 3Bastnäs Project · copperGrade: 23.7Grade Unit: %Needs review: ungroundedView all detailsHide details
Identity
- Project
- Bastnäs Project
- Commodity
- copper
- Region
- sweden
- Reported Region
- Sweden
- Ticker
- MEDA
Geometry
- Grade
- 23.7
- Grade Unit
- %
Classification
- Sample Type
- surface
Review
- Needs Review
- Yes
- Review Reason
- ungrounded
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-10T00:00:00.000Z
Reasoning: 23.7% Cu is an exceptional grade for rock chip samples.
Positive factors
- Very high copper grade
Negative factors
- Surface sampling only
Evidence · text
“23.7% Copper”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Fact 4Bastnäs Project · galliumGrade: 260.1Grade Unit: g/t Gallium OxideNeeds review: ungroundedView all detailsHide details
Identity
- Project
- Bastnäs Project
- Commodity
- gallium
- Region
- sweden
- Reported Region
- Sweden
- Ticker
- MEDA
Geometry
- Grade
- 260.1
- Grade Unit
- g/t Gallium Oxide
Classification
- Sample Type
- surface
Review
- Needs Review
- Yes
- Review Reason
- ungrounded
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-10T00:00:00.000Z
Reasoning: 260.1 g/t Ga2O3 is a notable byproduct grade.
Positive factors
- Significant gallium presence
Negative factors
- Surface sampling only
Evidence · text
“260.1 g/t Gallium Oxide”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Fact 5Bastnäs Project · tungstenGrade: 0.31Grade Unit: %View all detailsHide details
Identity
- Project
- Bastnäs Project
- Commodity
- tungsten
- Region
- sweden
- Reported Region
- Sweden
- Ticker
- MEDA
Geometry
- Grade
- 0.31
- Grade Unit
- %
Classification
- Sample Type
- surface
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-10T00:00:00.000Z
Reasoning: 0.31% W is a moderate grade for rock chip sampling.
Positive factors
- Presence of tungsten
Negative factors
- Surface sampling only
Evidence · text
“0.31% Tungsten”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Fact 6Bastnäs Project · cobaltGrade: 0.34Grade Unit: %View all detailsHide details
Identity
- Project
- Bastnäs Project
- Commodity
- cobalt
- Region
- sweden
- Reported Region
- Sweden
- Ticker
- MEDA
Geometry
- Grade
- 0.34
- Grade Unit
- %
Classification
- Sample Type
- surface
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-10T00:00:00.000Z
Reasoning: 0.34% Co is a notable grade for surface sampling.
Positive factors
- Presence of cobalt
Negative factors
- Surface sampling only
Evidence · text
“0.34% Cobalt”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not true
Cut-off Undisclosednegative
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.