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Estelle Antimony Pilot Processing Plant

Sector: Oil and Gas • Location: Port MacKenzie, Alaska, United States

Source: ChemEngOnline

Project
Execution Phase

Nova Minerals Corp has completed engineering and design for the Estelle antimony pilot processing plant in Alaska. The plant includes the Whiskey Bravo front-end processing site, Port MacKenzie beneficiation plant, Port MacKenzie refinery, and supporting infrastructure. It is designed to produce antimony trisulfide meeting U.S. military-grade quality specifications using a proprietary cleaner hydr

Status
Under Construction
Sector
Oil and Gas
Location
Port MacKenzie, Alaska, United States of America
Updated
22 Jul 2026
Source
ChemEngOnline

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The project “Estelle Antimony Pilot Processing Plant” is an infrastructure initiative in the Oil and Gas sector, located in Port MacKenzie, Alaska, United States. Taiyo aggregates data on it from ChemEngOnline.

Participants

Not available for this record.

Status

Original status

execution phase

Taiyo status

Under Construction

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

Nova Minerals Corp has completed engineering and design for the Estelle antimony pilot processing plant in Alaska. The plant includes the Whiskey Bravo front-end processing site, Port MacKenzie beneficiation plant, Port MacKenzie refinery, and supporting infrastructure. It is designed to produce antimony trisulfide meeting U.S. military-grade quality specifications using a proprietary cleaner hydrometallurgical processing method. The pilot plant is modular for future expansion and aims to fast-track domestic antimony production in Alaska.

Original sector

Mining and Processing

Location

Country

United States of America (USA)

State

Alaska

City

Port MacKenzie

Source

Source

ChemEngOnline

URL

More Details

Record type

Project

Sector

Oil and Gas

Article published date

2026-07-16

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