Key Takeaway
IRIDIAN QUARRY is a intermittent surface mine producing Stone, located in Isle, Mille Lacs County, MN. It has 25 violations on record (6 S&S) and $3K in proposed penalties. Operated by Cold Spring Granite Company.
IRIDIAN QUARRY
Operator: Cold Spring Granite Company
Controller: Patrick Alexander; Michael O'Connor
Location: Isle, Mille Lacs County, MN
Employees: 6
Recent Violations
View all 25 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 01/06/2026 | 56.11003 | Non-S&S | ModNegligence | $151 |
| 01/06/2026 | 56.11002 | S&S | LowNegligence | $193 |
| 01/06/2026 | 56.14100(b) | Non-S&S | LowNegligence | $151 |
| 11/02/2021 | 56.13015(a) | Non-S&S | ModNegligence | $125 |
| 10/29/2021 | 56.9300(a) | Non-S&S | ModNegligence | $125 |
| 05/05/2020 | 56.13021 | Non-S&S | ModNegligence | $123 |
| 10/25/2016 | 56.11001 | S&S | ModNegligence | $380 |
| 10/25/2016 | 56.4201(b) | Non-S&S | ModNegligence | $114 |
| 10/25/2011 | 62.130(a) | Non-S&S | ModNegligence | $100 |
| 10/25/2011 | 56.5001(a)/.5005 | S&S | ModNegligence | $150 |
| 10/24/2011 | 56.20003(b) | S&S | ModNegligence | $100 |
| 12/17/2009 | 56.12025 | Non-S&S | ModNegligence | $100 |
| 12/17/2009 | 56.4101 | Non-S&S | ModNegligence | $100 |
| 12/17/2009 | 56.12018 | Non-S&S | ModNegligence | $100 |
| 12/17/2009 | 56.20003(a) | S&S | ModNegligence | $100 |
| 12/02/2005 | 56.11001 | S&S | ModNegligence | $191 |
| 12/02/2005 | 56.14100(b) | Non-S&S | LowNegligence | $60 |
| 04/21/2005 | 56.14132(a) | Non-S&S | ModNegligence | $60 |
| 04/21/2005 | 56.14132(a) | Non-S&S | ModNegligence | $60 |
| 03/03/2004 | 56.18010 | Non-S&S | ModNegligence | $60 |
Accidents & Injuries
View all 7 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 02/10/2022 | HANDLING OF MATERIALS | DYS AWY FRM WRK & RESTRCTD ACT | 13d lost, 7d restricted |
| 06/16/2014 | HANDLING OF MATERIALS | DYS AWY FRM WRK & RESTRCTD ACT | 18d lost, 5d restricted |
| 03/01/2011 | SLIP OR FALL OF PERSON | DYS AWY FRM WRK & RESTRCTD ACT | 1d lost, 3d restricted |
| 02/28/2007 | SLIP OR FALL OF PERSON | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 10/03/2006 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 26d restricted |
| 06/20/2006 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 247d restricted |
| 04/03/2000 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
Inspections
View all 35 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 01/06/2026 | 01/06/2026 | 19.00 | 2 |
| 06/18/2025 | 06/18/2025 | 3.00 | 1 |
| 09/16/2024 | 09/19/2024 | 40.00 | 2 |
| 08/08/2024 | 08/08/2024 | 10.25 | 1 |
| 04/20/2023 | 04/20/2023 | 10.75 | 1 |
| 10/28/2021 | 11/02/2021 | 17.00 | 1 |
| 06/01/2021 | 06/02/2021 | 6.75 | 1 |
| 05/05/2020 | 05/06/2020 | 20.25 | 1 |
| 07/23/2019 | 07/23/2019 | 3.75 | 1 |
| 07/10/2018 | 07/10/2018 | 2.75 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does IRIDIAN QUARRY have?
IRIDIAN QUARRY has 25 MSHA violations on record, of which 6 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $3K.
What type of mine is IRIDIAN QUARRY?
IRIDIAN QUARRY is a Surface mine producing Stone, located in Isle, Mille Lacs County, MN. It currently has 6 employees.
Has anyone been injured or killed at IRIDIAN QUARRY?
According to MSHA records, IRIDIAN QUARRY has 7 reported accident/injury records and 0 fatalities on file.
Who operates IRIDIAN QUARRY?
IRIDIAN QUARRY is operated by Cold Spring Granite Company and controlled by Patrick Alexander; Michael O'Connor. MSHA Mine ID: 2100752.