# Tungsten surge transforms Northcliff’s Sisson economics

Canonical Atlas analysis: https://atlas-staging.minestarters.com/news/tungsten-surge-transforms-northcliff-s-sisson-economics--7923f727-d652-4058-af61-3b400bc3dc17

Original source: https://www.northernminer.com/news/tungsten-surge-transforms-northcliffs-sisson-economics/1003894566/

Publisher: northernminer

Original announcement: 2026-09-02T17:18:50.000Z

Analysis by Minestarters Atlas

Atlas analysis published: Unknown date

Atlas analysis updated: Unknown date

- Company: Northcliff Resources

- Ticker: NCF

- Exchange: Unavailable

- Region: New Brunswick

- Primary commodity: Tungsten

- Secondary commodities: Molybdenum

- Document categories: Resource update, Production

- Extracted: 2026-09-02 18:47:51 UTC

Narrative sentiment: 0.80 · Bullish

## Minestarters Atlas summary

Northcliff Resources has released a new feasibility study for the Sisson tungsten-molybdenum project in New Brunswick, reporting a post-tax NPV of $6.9 billion. The project features a 27-year open-pit mine life with significant tungsten and molybdenum reserves.

Reasoning: The new feasibility study shows a massive improvement in project economics \(NPV and IRR\) driven by higher tungsten prices, despite increased capital costs.

- Positive factor: Significant NPV increase vs 2013 study

- Positive factor: Strong IRR and payback period

- Positive factor: Strategic importance for domestic tungsten supply

- Positive factor: Major federal and provincial approvals in place

- Negative factor: Significant increase in initial capital due to inflation and taxes

- Negative factor: Project timeline delayed compared to previous targets

Facts used in scoring: 8

## Classification and evidence

**Resource Update**

Polarity: neutral

Definition: Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: The document reports a new feasibility study with updated resource and reserve estimates.

Evidence · text

> new feasibility study for the Sisson tungsten-molybdenum project

**Tonnage Growth**

Polarity: positive

Definition: Significant tonnage increase \(≥15%\) vs prior estimate with grade maintained or improved.

Why it applies: The project scale and reserves are presented as part of a major economic transformation.

Evidence · text

> Tungsten surge transforms Northcliff’s Sisson economics

## Extracted facts

Stored fact records: 8. Some facts used in scoring do not have a stored record.

## Resource Estimates (8)

### proven

[Link to this fact](https://atlas-staging.minestarters.com/news/tungsten-surge-transforms-northcliff-s-sisson-economics--7923f727-d652-4058-af61-3b400bc3dc17#fact-resource-facts-0)

tungsten

#### Identity

- Commodity: tungsten
- Ticker: NCF

#### Resource Data

- Category: proven
- Tonnes: 85600000
- Grade: 0.079
- Grade Unit: % tungsten trioxide
- Contained Metal: 6800000
- Contained Unit: mtu

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2026-09-02T00:00:00.000Z

Reasoning: Proven reserve provides high geological and economic confidence.

- Positive factor: Established proven reserve

Evidence · text

> Proven reserves total 85.6 million tonnes grading 0.079% tungsten trioxide

### proven

[Link to this fact](https://atlas-staging.minestarters.com/news/tungsten-surge-transforms-northcliff-s-sisson-economics--7923f727-d652-4058-af61-3b400bc3dc17#fact-resource-facts-1)

molybdenum

#### Identity

- Commodity: molybdenum
- Ticker: NCF

#### Resource Data

- Category: proven
- Tonnes: 85600000
- Grade: 0.025
- Grade Unit: % molybdenum
- Contained Metal: 47800000
- Contained Unit: lb.

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2026-09-02T00:00:00.000Z

Reasoning: Byproduct molybdenum reported within proven reserves.

Evidence · text

> grading 0.079% tungsten trioxide and 0.025% molybdenum, containing 6.8 million mtu of tungsten trioxide and 47.8 million lb. of molybdenum

### probable

[Link to this fact](https://atlas-staging.minestarters.com/news/tungsten-surge-transforms-northcliff-s-sisson-economics--7923f727-d652-4058-af61-3b400bc3dc17#fact-resource-facts-2)

tungsten

#### Identity

- Commodity: tungsten
- Ticker: NCF

#### Resource Data

- Category: probable
- Tonnes: 191200000
- Grade: 0.073
- Grade Unit: % tungsten trioxide
- Contained Metal: 13900000
- Contained Unit: mtu

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2026-09-02T00:00:00.000Z

Reasoning: Significant probable reserve volume adds to project scale.

- Positive factor: Large tonnage probable reserve

Evidence · text

> Probable reserves add 191.2 million tonnes grading 0.073% tungsten trioxide

### probable

[Link to this fact](https://atlas-staging.minestarters.com/news/tungsten-surge-transforms-northcliff-s-sisson-economics--7923f727-d652-4058-af61-3b400bc3dc17#fact-resource-facts-3)

molybdenum

#### Identity

- Commodity: molybdenum
- Ticker: NCF

#### Resource Data

- Category: probable
- Tonnes: 191200000
- Grade: 0.021
- Grade Unit: % molybdenum
- Contained Metal: 90600000
- Contained Unit: lb.

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2026-09-02T00:00:00.000Z

Reasoning: Byproduct molybdenum reported within probable reserves.

Evidence · text

> grading 0.073% tungsten trioxide and 0.021% molybdenum, containing 13.9 million mtu and 90.6 million lb., respectively

### indicated

[Link to this fact](https://atlas-staging.minestarters.com/news/tungsten-surge-transforms-northcliff-s-sisson-economics--7923f727-d652-4058-af61-3b400bc3dc17#fact-resource-facts-4)

tungsten

#### Identity

- Commodity: tungsten
- Ticker: NCF

#### Resource Data

- Category: indicated
- Tonnes: 421600000
- Grade: 0.063
- Grade Unit: % tungsten trioxide
- Contained Metal: 26600000
- Contained Unit: mtu

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2026-09-02T00:00:00.000Z

Reasoning: Significant indicated resource provides a large base for the project.

- Positive factor: Large M&I resource base

Evidence · text

> Measured and indicated resources, which include reserves, total 421.6 million tonnes grading 0.063% tungsten trioxide

### indicated

[Link to this fact](https://atlas-staging.minestarters.com/news/tungsten-surge-transforms-northcliff-s-sisson-economics--7923f727-d652-4058-af61-3b400bc3dc17#fact-resource-facts-5)

molybdenum

#### Identity

- Commodity: molybdenum
- Ticker: NCF

#### Resource Data

- Category: indicated
- Tonnes: 421600000
- Grade: 0.02
- Grade Unit: % molybdenum
- Contained Metal: 185900000
- Contained Unit: lb.

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2026-09-02T00:00:00.000Z

Reasoning: Byproduct molybdenum reported within indicated resources.

Evidence · text

> grading 0.063% tungsten trioxide and 0.020% molybdenum, containing 26.6 million mtu of tungsten trioxide and 185.9 million lb. of molybdenum

### inferred

[Link to this fact](https://atlas-staging.minestarters.com/news/tungsten-surge-transforms-northcliff-s-sisson-economics--7923f727-d652-4058-af61-3b400bc3dc17#fact-resource-facts-6)

tungsten

#### Identity

- Commodity: tungsten
- Ticker: NCF

#### Resource Data

- Category: inferred
- Tonnes: 182900000
- Grade: 0.048
- Grade Unit: % tungsten trioxide
- Contained Metal: 8800000
- Contained Unit: mtu

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2026-09-02T00:00:00.000Z

Reasoning: Inferred resource adds potential upside but carries higher risk.

- Positive factor: Significant inferred resource volume

- Negative factor: Inferred category implies lower geological confidence

Evidence · text

> Inferred resources add 182.9 million tonnes at 0.048% tungsten trioxide

### inferred

[Link to this fact](https://atlas-staging.minestarters.com/news/tungsten-surge-transforms-northcliff-s-sisson-economics--7923f727-d652-4058-af61-3b400bc3dc17#fact-resource-facts-7)

molybdenum

#### Identity

- Commodity: molybdenum
- Ticker: NCF

#### Resource Data

- Category: inferred
- Tonnes: 182900000
- Grade: 0.02
- Grade Unit: % molybdenum
- Contained Metal: 80600000
- Contained Unit: lb.

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2026-09-02T00:00:00.000Z

Reasoning: Byproduct molybdenum reported within inferred resources.

- Negative factor: Inferred category implies lower geological confidence

Evidence · text

> at 0.048% tungsten trioxide and 0.020% molybdenum, containing 8.8 million mtu and 80.6 million lb., respectively

## 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.