Santa Rita Quarry-IMERYS Project
Plan of Operations submitted by Cimbar Resources for three phases of definition drilling at the Santa Rita Quarry to confirm the presence, extent (volume), and assess the grade of limestone.
Project Summary
Location Summary:
NFS land on the western forerange of the Santa Rita Mountains
Project Milestones:
| Milestone | Date |
|---|---|
| Scoping Start | 03/13/2019 |
| Comment Period | 07/02/2021 |
| Objection Period Start | 09/2025 (Estimated) |
| Decision | 12/2025 (Estimated) |
| Implementation | 01/2026 (Estimated) |
Expected Analysis Type:
Environmental Assessment
Special Authority:
Not Applicable / Other
Lead Management Unit:
Nogales Ranger District
Notice and Comment Regulation:
218 (2013) Non-HFRA
Project Purpose:
Minerals And Geology
Project Activity:
Minerals Or Geology Plans Of Operations
Current Status:
In Progress
Forests:
Coronado National Forest
Districts:
Nogales Ranger District
States:
Arizona
Counties:
Santa Cruz
Legal Land Description:
Township 18 South, Range 15 East, Sections 11, 12, and 14 of the Gila and Salt River Base and Meridian
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Manuel Silva
303 Old Tuscon Road
Nogales, AZ 85621
520-388-8327
manuel.silva@usda.gov
Last Updated: 7/1/2025