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The Berkeley Pit is a former open pit copper mine in the western United States, located in Butte, Montana. It is one mile (1.6 km) long by one-half mile (800 m) wide, with an approximate maximum depth of 1,780 feet (540 m). It is filled to a depth of about 900 feet (270 m) with water that is acidic (4.1 - 4.5 pH level), about the acidity of beer or…
The analysis highlights History and Measurement as prominent areas in the source structure around Berkeley Pit.
Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.
Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.
High-confidence facts extracted from structured source data. Use them as anchors for further research.
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The extracted context around Berkeley Pit shows recurring relationship patterns in the source. For example, Berkeley Pit → April, ARCO, BP/ARCO, Butte Mine Flooding Operable, Consent Decree, Decision, DEQ, Environmental Protection Agency, Environmental Quality, EPA, Horseshoe Bend, HSB, July, March, MDEQ, Montana Department, Montana Resources, Montana Resources Group, MR, November Another extracted example is Berkeley Pit → Anaconda, Berkeley Mine, Copper, July, Ultimately, Within. Use these groups to spot repeated connection types before inspecting the individual relationships.
Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.
pit water berkeley butte mine copper montana mining silver feet site superfund arco treatment plant level waterfowl located within zinc
TTTA extracted 56 structured relationships around Berkeley Pit. Examples in this analysis include Berkeley Pit → CERCLIS ID → MTD980502777 and Berkeley Pit → Contaminants → Arsenic, cadmium, copper, zinc, lead. The table shows each extracted connection, where it came from and its confidence.
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Berkeley Pit | CERCLIS ID | MTD980502777 | 1.00 | infobox |
| Berkeley Pit | Contaminants | Arsenic, cadmium, copper, zinc, lead | 1.00 | infobox |
| Berkeley Pit | Listed | 8 September 1983 | 1.00 | infobox |
| Berkeley Pit | Location | Butte, Silver Bow, Montana | 1.00 | infobox |
| Berkeley Pit | Proposed | 30 December 1982 | 1.00 | infobox |
| Berkeley Pit | is a | former open pit copper mine in the western United States | 0.90 | text |
| Berkeley Pit | is a | low spot and acts like a sump for contaminated water | 0.90 | text |
| Phoenix Wailers | instance of | Deterrents | 0.80 | text |
| a type of noise machine | instance of | Deterrents | 0.80 | text |
| and propane cannons that mimic gunshots are placed around the rim of the pit to keep birds from landing | instance of | Deterrents | 0.80 | text |
| berkeleydione | instance of | Natural products | 0.80 | text |
| berkeleytrione | instance of | Natural products | 0.80 | text |
The concept neighborhoods around Berkeley Pit bring nearby vocabulary together. In this analysis, examples include Pit, Mine and Butte. Use the clusters to find adjacent concepts and terminology that may deserve separate research.
For Berkeley Pit, one of the stronger structural bridges in this analysis connects Berkeley Pit with Overview. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.
TTTA analyzes the structure around Berkeley Pit to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History & Measurement, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.
Source: Wikipedia — Berkeley Pit · EN edition · Analysis: TopicsToTalkAbout