Documents

Technical memorandum with review and classification of alternatives to block caving, literature review, review of other pertinent block caving operations world-wide, an estimate of the total tons of potentially mineable material, projection of the tons vs cut-off grade (COG) line to other COGs, and discuss possible realistic alternative mining methods which may be utilized instead of block caving.

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This material is protected under copyright law and will not be posted to this website.

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Materials that meet the criteria of Freedom of Information Act exemptions are not posted on this website. Culturally sensitive materials not posted here fall under this criteria.

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This material is protected under copyright law and will not be posted to this website.

The purpose of this process memorandum is to summarize an investigation into the status of comments on the Draft Environmental Impact Statement (EIS) alleged to have been submitted by Professor Stephen Boyd in October 2019.

Demographic information for San Tan Valley, Arizona; Florence Town, Arizona

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This material is protected under copyright law and will not be posted to this website.

Resolution will implement best practice, proactive acid rock drainage (ARD) management strategies. The goal of these strategies will be to minimize ARD risks during operation and ensure that ARD is avoided after closure.

In June 2022, the Forest Service received a technical review of the January 2021 rescinded FEIS analysis of water resources, conducted by three water resource specialists with the Bureau of Land Management (BLM). This review was requested as part of re-initiation of tribal consultation. The BLM reviewers reiterated the concern over the Cutter Basin and added that impacts to water quality could also drive regional water users to seek other supplies.

The PLANTS Database provides standardized information about the vascular plants, mosses, liverworts, hornworts, and lichens of the U.S. and its territories.