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Hermosa Mine Zinc and Manganese Project

Sector: Mining Industry • Location: Patagonia, Arizona, United States

Source: azcentral.com and The Arizona Republic

Project
Delayed

The Hermosa Mine is a zinc and manganese mining project located in the Patagonia Mountains of southern Arizona. The project is owned by Australian mining company South32 and involves mining ore from the Taylor deposit. The project includes construction of mining infrastructure, a transmission line, and facilities for tailings storage on federal land. The mine's life is projected to extend from 28

Status
Failure
Sector
Mining Industry
Location
Patagonia, Arizona, United States of America
Updated
22 Jul 2026
Source
azcentral.com and The Arizona Republic

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Project Information

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The project “Hermosa Mine Zinc and Manganese Project” is an infrastructure initiative in the Mining Industry sector, located in Patagonia, Arizona, United States. Taiyo aggregates data on it from azcentral.com and The Arizona Republic.

Participants

Not available for this record.

Status

Original status

delayed

Taiyo status

Failure

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

The Hermosa Mine is a zinc and manganese mining project located in the Patagonia Mountains of southern Arizona. The project is owned by Australian mining company South32 and involves mining ore from the Taylor deposit. The project includes construction of mining infrastructure, a transmission line, and facilities for tailings storage on federal land. The mine's life is projected to extend from 28 to 33 years due to recent changes.

Original sector

Mining Industry

Budget

Location

Country

United States of America (USA)

State

Arizona

City

Patagonia

Source

Source

azcentral.com and The Arizona Republic

URL

More Details

Record type

Project

Article published date

2026-05-18

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