T.28S, R.61E, Mount Diablo P.M. has 1,764 records of mining claims on public land managed by the Bureau of Land Management and 23 records of mines listed by the United States Geological Survey (USGS).
Quick Facts
- 1,764 records of mining claims on public land managed by the Bureau of Land Management.
- 97 active mining claims
- 1,667 closed mining claims
- 23 USGS records of mines in T.28S, R.61E, Mount Diablo P.M..
Claims Summary
in T.28S, R.61E, Mount Diablo P.M.
- 1,764 Total
- 97 Active
- 1,667 Closed
Mines Summary
in T.28S, R.61E, Mount Diablo P.M.
- 23 Total
- 4 Occurrences
- 9 Prospects
- 1 Plants
- 9 Producers
T.28S, R.61E, Mount Diablo P.M. Mining Claims
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Recently Updated Mining Claims
Most recently updated claims in T.28S R.61E.
Mining Claims (BLM)
T.28S, R.61E, Mount Diablo P.M. has 1,764 mining claims on public land listed in The Diggings™. Of these claims, 5.5% are active while 94.5% are now closed.
Quick BLM Facts
- 1,764 records of mining claims on public land managed by the Bureau of Land Management.
- 97 records of active mining claims
- 1,667 records of closed mining claims
Mine By Disposition
In T.28S R.61E
| TOWNSHIP | Authorized mines |
|---|---|
| closed | 1667 |
| active | 97 |
Historic Mining Records (USGS)
T.28S R.61E has 23 identified mines listed in The Diggings™. At the time these mines were surveyed, 4 mines in T.28S R.61E were observed to have ore mineralization in an outcrop, shallow pit, or isolated drill hole—known as an occurance mine.1 T.28S R.61E has 9 prospect mines.2 9 mines were in production at the time the data was entered into USGS records.
Quick USGS Facts
- 23 records of mines in T.28S, R.61E, Mount Diablo P.M..
- 9 records of prospects
- 4 records of mineral occurrences of observable ore mineralization.
- 1 record of mining plants
- 9 records of mineral producers
Mine By Disposition
In T.28S R.61E
| TOWNSHIP | Authorized mines |
|---|---|
| Prospects | 9 |
| Producers | 9 |
| Occurrences | 4 |
| Other | 1 |
1 Grade, tonnage, and extent of mineralization for such mines are unspecified.
2 Such mines have some degree of development such as surface trenching, adits, shafts, drill holes, geophysics, geochemistry, or geological mapping to estimate grade and tonnage.
Mining Claim News From The Diggings™
Learn more about the Bureau of Land Management, Public Land Survey System, and mining claims.
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Understanding Claim Ownership
We receive lots of emails from people who find their name or a relative’s name on our site and want to know if this means they have some right to the land listed under that name.
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Understanding BLM Administrative Areas
Whether it is filing a mine or researching one, the administering BLM office is going to be the definitive source.
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Understanding Location Data
Mine handled by the Bureau of Land Management are not mapped by latitude and longitude, instead, these mines harken back to the Public Land Survey System.
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Understanding Townships
A “township” can refer to two different things. Both are part of the PLSS measurement system but have different uses.
