# Energy Fuels Successfully Produces First Kilogram of 99.9% Purity Dysprosium Oxide at its White Mesa Mill in Utah; on Track to Commence Terbium Production in Q4 2025

Canonical Atlas analysis: https://atlas-staging.minestarters.com/news/energy-fuels-successfully-produces-first-kilogram-of-99-9-purity-dysprosium-oxid--f82317c8-4101-4dfa-8cb0-0f893f1394ad

Original source: https://finance.yahoo.com/news/energy-fuels-successfully-produces-first-103000295.html

Publisher: yahoo\_press

Original announcement: 2025-08-21T10:30:00.000Z

Analysis by Minestarters Atlas

Atlas analysis published: Unknown date

Atlas analysis updated: Unknown date

- Company: Energy Fuels Inc.

- Ticker: EFR

- Exchange: TSX

- Region: Utah

- Primary commodity: Dysprosium

- Secondary commodities: Terbium, Uranium, Rare earths

- Document categories: Metallurgy

- Extracted: 2026-08-21 07:25:55 UTC

Narrative sentiment: 0.80 · Bullish

## Minestarters Atlas summary

Energy Fuels has successfully produced its first kilogram of 99.9% pure dysprosium oxide at the White Mesa Mill in Utah. The company plans to maintain a production rate of two kilograms per week and expects to begin terbium production in Q4 2025.

Reasoning: Successful production of a high-purity rare earth oxide at pilot scale represents a significant technical milestone for the company's diversification strategy.

- Positive factor: successful pilot scale production

- Positive factor: purity exceeds commercial specification

- Positive factor: clear production ramp-up path

Facts used in scoring: 1

## Classification and evidence

**Pilot Scale Complete**

Polarity: positive

Definition: Pilot or demonstration plant testing completed under continuous operation.

Why it applies: The company announced successful production of the first kilogram at pilot scale.

Evidence · text

> successfully completed production of its first kilogram of dysprosium \(Dy\) oxide at pilot scale

## Extracted facts

Stored fact records: 1. Some facts used in scoring do not have a stored record.

## Metallurgical Results (1)

### pilot scale

[Link to this fact](https://atlas-staging.minestarters.com/news/energy-fuels-successfully-produces-first-kilogram-of-99-9-purity-dysprosium-oxid--f82317c8-4101-4dfa-8cb0-0f893f1394ad#fact-metallurgical-facts-0)

dysprosium

#### Identity

- Commodity: dysprosium
- Ticker: EFR

#### Test Work

- Program Status: preliminary
- Test Type: pilot scale
- Sample: pilot scale production at White Mesa Mill

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2025-08-21T00:00:00.000Z

Reasoning: Achieving 99.9% purity at pilot scale is a major technical de-risking event.

- Positive factor: 99.9% purity achieved

- Positive factor: exceeds 99.5% commercial spec

Evidence · text

> successfully completed production of its first kilogram of dysprosium \(Dy\) oxide at pilot scale

## 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.