Mining Incidents

Sidco Minerals Siderite Mine Metal/Non-Metal

Sidco Minerals Inc · Surface
Controlled by William J Fuerst
Linden, Cass County, TX  ·  Active
MSHA Mine ID: 4100922

Sidco Minerals Siderite Mine has $20K in proposed MSHA penalties and $300 outstanding across 4 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
29
Years on record
1991–2024
Latest incident
Feb 2024
Compliance record
MSHA citations since 2000
113
citations
28
significant & substantial
$19,745
proposed penalties
$16,041
paid to date
81% of proposed penalties paid to date, a $3,704 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
63
inspections on record
1,047
inspection hours
10.8
citations per 100 inspection hours
This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.
113 citations across 1,047 inspection hours.
Source: MSHA inspections data, updated weekly.

Sidco Minerals Siderite Mine has $20K in proposed MSHA penalties and $300 outstanding across 4 contested dockets.

Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$20K
proposed penalties
$16K
current assessed
$16K
paid to date
$300
outstanding
112 assessments are final orders; 4 contested dockets.
As of the most recent assessment on 2026-04-01.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Quarterly safety rates
Citations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 8,357 3 1 359.0
2025 Q3 8,663 1 0 115.4
2025 Q2 7,534 0 0 0.0
2025 Q1 7,891 3 0 380.2
2024 Q4 8,304 0 0 0.0
2024 Q3 7,620 2 0 262.5
2024 Q2 7,429 1 0 134.6
2024 Q1 6,111 2 2 327.3
Show 93 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 6,215 3 1 482.7
2023 Q3 6,248 0 0 0.0
2023 Q2 4,533 0 0 0.0
2023 Q1 5,322 0 0 0.0
2022 Q4 5,257 0 0 0.0
2022 Q3 4,641 0 0 0.0
2022 Q2 5,776 0 0 0.0
2022 Q1 5,610 0 0 0.0
2021 Q4 5,956 0 0 0.0
2021 Q2 5,557 0 0 0.0
2021 Q1 5,246 3 1 571.9
2020 Q4 6,687 0 0 0.0
2020 Q3 6,955 0 0 0.0
2020 Q2 6,599 2 0 303.1
2020 Q1 6,233 1 0 160.4
2019 Q4 6,278 0 0 0.0
2019 Q3 6,135 0 0 0.0
2019 Q2 5,747 2 0 348.0
2019 Q1 4,883 0 0 0.0
2018 Q4 4,725 2 0 423.3
2018 Q3 3,828 0 0 0.0
2018 Q2 5,316 3 1 564.3
2018 Q1 6,147 0 0 0.0
2017 Q4 6,083 1 0 164.4
2017 Q3 5,948 2 1 336.2
2017 Q2 4,866 0 0 0.0
2017 Q1 5,282 0 0 0.0
2016 Q4 5,341 2 1 374.5
2016 Q3 6,914 0 0 0.0
2016 Q2 5,383 5 1 928.9
2016 Q1 4,086 4 1 979.0
2015 Q3 9,757 2 1 205.0
2015 Q2 7,436 0 0 0.0
2015 Q1 5,260 1 0 190.1
2014 Q4 6,167 0 0 0.0
2014 Q3 8,856 2 0 225.8
2014 Q2 10,453 0 0 0.0
2014 Q1 6,063 6 1 989.6
2013 Q4 6,784 0 0 0.0
2013 Q3 8,939 0 0 0.0
2013 Q2 9,685 9 3 929.3
2013 Q1 6,207 0 0 0.0
2012 Q4 6,434 9 3 1398.8
2012 Q3 5,474 9 1 1644.1
2012 Q2 5,610 0 0 0.0
2012 Q1 4,719 3 1 635.7
2011 Q4 4,226 0 0 0.0
2011 Q3 4,887 0 0 0.0
2011 Q2 3,652 0 0 0.0
2011 Q1 3,059 0 0 0.0
2010 Q4 4,372 2 0 457.5
2010 Q3 3,912 0 0 0.0
2010 Q2 4,178 1 0 239.3
2010 Q1 3,222 1 0 310.4
2009 Q4 3,388 0 0 0.0
2009 Q3 3,346 0 0 0.0
2009 Q2 3,615 2 0 553.3
2009 Q1 3,320 0 0 0.0
2008 Q4 3,636 0 0 0.0
2008 Q3 3,734 0 0 0.0
2008 Q2 3,728 0 0 0.0
2008 Q1 3,597 0 0 0.0
2007 Q4 4,082 0 0 0.0
2007 Q3 4,187 0 0 0.0
2007 Q2 3,844 0 0 0.0
2007 Q1 3,776 0 0 0.0
2006 Q4 3,947 0 0 0.0
2006 Q3 4,365 1 0 229.1
2006 Q2 3,824 0 0 0.0
2006 Q1 3,627 0 0 0.0
2005 Q4 3,846 0 0 0.0
2005 Q3 4,416 0 0 0.0
2005 Q2 3,644 0 0 0.0
2005 Q1 4,315 5 0 1158.7
2004 Q4 3,721 0 0 0.0
2004 Q3 4,764 0 0 0.0
2004 Q2 3,823 0 0 0.0
2004 Q1 3,328 3 0 901.4
2003 Q4 3,759 0 0 0.0
2003 Q3 4,209 0 0 0.0
2003 Q2 3,711 0 0 0.0
2003 Q1 3,794 0 0 0.0
2002 Q4 3,765 0 0 0.0
2002 Q3 4,216 0 0 0.0
2002 Q2 3,938 0 0 0.0
2001 Q4 4,081 6 3 1470.2
2001 Q3 4,498 0 0 0.0
2001 Q2 4,342 3 3 690.9
2001 Q1 3,941 0 0 0.0
2000 Q4 4,477 0 0 0.0
2000 Q3 4,691 3 1 639.5
2000 Q2 4,043 0 0 0.0
2000 Q1 4,307 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

29 on file

2024 · 1 incident

February 15, 2024 TX · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE
Sidco Minerals Inc · Caught in, under or between a moving and a stationary object

Was removing a hydraulic hose when the bed came down and pinned EE between the frame and the bed of the dump truck.

2023 · 1 incident

October 26, 2023 TX · Metal/Non-Metal master mechanic, foreman, supervisor SLIP OR FALL OF PERSON
Sidco Minerals Inc · Over-exertion (Not Elsewhere Classified)

Was checking out the water truck(1983 Ford 700) and was coming down the step from the cab and stepped on a small rock and twisted left ankle.

2021 · 2 incidents

March 4, 2021 TX · Metal/Non-Metal utility man, shift tech, service/dump truck operator SLIP OR FALL OF PERSON
Sidco Minerals Inc · Over-exertion (Not Elsewhere Classified)

A 35D volvo dumptruck operator was climbing down from machine, stepped wrong and twisted right ankle and came to the shop and elevated and put ice pack on ankle for swelling and was taken to the emergency room for evaluation.

January 13, 2021 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Sidco Minerals Inc · Caught in, under or between a moving and a stationary object

Employee was prying up with a bar in a man lift 65' in the air. The boom flexed downwards and when the employee released pressure EE's hand was on the top hand rail and was mashed between the elevator and man lift when the boom flexed back.

2020 · 1 incident

March 31, 2020 TX · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator OTHER
Sidco Minerals Inc · Unclassified, insufficient data

The employee wasn't feeling good. Mine operator assessed the situation and found EE was sweating but was responsive, then called 9-1-1. The EMT evaluated the employee and found the employees blood pressure to be very high and took EE to the hospital.

2018 · 1 incident

September 19, 2018 TX · Metal/Non-Metal welder (non-shop) MACHINERY
Sidco Minerals Inc · Over-exertion (Not Elsewhere Classified)

Employee was standing and bending over to weld in a tight area, hyperextending EE's knee. Employee sought treatment and was diagnosed with torn cartilage in left knee on 2/19/2019.

2006 · 1 incident

October 3, 2006 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Sidco Minerals Inc · Struck against stationary object

Employee climbed onto a wooden box to close a valve that was beyond his reach. The box was unstable and employee got unbalanced and fell 2 feet. He hit his right hand/index finger on the metal brace of the air filter valve he was closing causing him to cut his right index finger.

2005 · 1 incident

June 7, 2005 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Sidco Minerals Inc · Over-exertion in lifting objects

Employee bent over to pick up a 50 lb bag of siderite and hurt his lower back.

1998 · 2 incidents

October 29, 1998 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Sidco Minerals Inc · Over-exertion in lifting objects

EE STACKS 50 LB BAGS EVERY DAY ALONG WITH FILLING 2,000 LB SACKS WITH PRODUCT. HE SAID HE FELT HIS WRIST POP AND SAID IT WAS SORE. SUPERVISOR SENT HIM TO THE DOCTOR THAT DAY. DOCTOR SAID IT WA S TENDINITIS.

October 10, 1998 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Sidco Minerals Inc · Over-exertion in lifting objects

THERE WERE NO WITNESSES TO THE INJURY. THE EE SAYS HE WAS CLEANING ROCK AND DEBRIS FROM UNDER THE CONVEYOR AND CRUSHER. HE SAID THAT SEVERAL DAYS LATER HIS BACK HURT (SAT OCT 10TH). HE REPORTE D THE PROBLEM TO THE PLANT MANAGER ON OCT 13TH, SAY DOCTOR ON OCT 14TH.

1997 · 1 incident

November 8, 1997 TX · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Sidco Minerals Inc · Fall onto or against objects

WHILE FUELING THE ROCK TRUCK, EMPLOYEE'S FOOT SLIPPED OFF THE LADDER STEP AND HE FELL BACKWARD TO THE GROUND AGAINST THE FUEL TANK SUPPORT INJURING HIS COCCYX.

1996 · 2 incidents

November 26, 1996 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Sidco Minerals Inc · Struck by falling object

THEY WERE INSTALLING A BUTANE PIPE NEAR THE ROCK BIN. HE WAS LOOKING UPWARD DURING INSTALLATION AND A PIECE OF METAL FELL IN HIS EYE.

October 31, 1996 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Sidco Minerals Inc · Over-exertion (Not Elsewhere Classified)

EE WAS CHANGING A HEADLIGHT ON THE FORKLIFT. HE DROPPED HIS TOOL & ENDED UP PULLING THE MUSCLES IN HIS RIGHT SHOULDER & NECK.

1995 · 3 incidents

August 8, 1995 TX · Metal/Non-Metal ledgeman/hand, quarry man DISORDERS (PHYSICAL AGENTS)
Sidco Minerals Inc · Contact with heat

EE HAD TAKEN SOME TIRE TO ATLANTA TIRE TO BE REPAIRED. IT WAS GOING TO BE ABOUT 30-40 MINUTES BEFORE THE VENDOOR COULD UNLOAD EE, SO EE DECIDED TO WAIT IN THE TRUCK. EE FELL ASLEEP WHILE WAI TING AND GOT TOO HOT.

June 27, 1995 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Sidco Minerals Inc · Struck against stationary object

A LARGE ROCK JAMMED IN THE SHAKER EE WAS USING A BAR TO TRY TO LOOSEN THE ROCK HIS HAND SLIPPED & STRUCK EQUIPMENT

June 7, 1995 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Sidco Minerals Inc · Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS SORTING ROCK. HE SLUNG HIS HAND BACK ONTO AN ANGLE IRON. HE WAS HIT AGAINST HIS KNUCKLES.

1994 · 4 incidents

December 9, 1994 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Sidco Minerals Inc · Fall to the walkway or working surface

EE WAS HELPING OTHER EE CHANGE A TIRE ON THE KENWORTH EE SLIPPED IN THE MUD AND FELT A RIPPING SENSATION IN HIS ABDOMINAL AREA.

July 20, 1994 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Sidco Minerals Inc · Over-exertion in lifting objects

EE WAS LIFTING A HEAVY ROCK. WHILE HE WAS LIFTING HE TWISTED AROUND REAL FAST AND STRAINED HIS LOWER BACK.

June 21, 1994 TX · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Sidco Minerals Inc · Fall to the walkway or working surface

EE WAS LIFTING A LOADER ARM HE LOST HIS BALANCE & SPRAINED HIS RT ANKLE WHEN HE FELL

June 17, 1994 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Sidco Minerals Inc · Struck against stationary object

EE WAS PERFORMING HIS REGULAR WORK TASKS WHEN HE ACCIDENTALLY RAN HIS HAND OVER AGAINST A RUST NAIL. HE WAS SENT TO THE DR AS A PRECAUTION.

1993 · 4 incidents

December 3, 1993 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Sidco Minerals Inc · Over-exertion (Not Elsewhere Classified)

EMPLOYEE BEGAN BEING ABSENT FROM WORK ON 11/2/93STATING THAT HE WAS SEEING A DOCTOR FOR SOME NONWORK RELATED BACK PROBLEMS THAT HE WAS EXPERIENCING. THE DOCTOR SEEMS TO THINK THAT HIS PROBLEM IS WORK RELATED AND THAT THIS SITUATION SHOULD BE HANDLED BY THE TEXAS WORKERS COMPENSATION.

December 1, 1993 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Sidco Minerals Inc · Over-exertion (Not Elsewhere Classified)

EE REPORTS THAT HE TURNED WRONG AND BEGAN TO EXPERIENCE PAIN IN HIS LOWER BACK. ALTHOUGH THE EMPLOYEE DID NOT THINK HIS PROBLEM WZS WORK RELATED, THE DR. HE SAW APPARENTLY DID THINK IT WAS WOR K RELATED.

November 29, 1993 TX · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDTOOLS (NONPOWERED)
Sidco Minerals Inc · Struck by flying object

EMPLOYEE WAS SCRAPING ROCK WHEN DEBRIS FLEW INTO HIS LEFT EYE. HE DID HAVE ON HIS SAFETY GLASSESAT THE TIME FO THE INCIDENT, HOWEVER THE DEBRIS WENT UNDER THEM AND INTO HIS EYE.

August 24, 1993 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Sidco Minerals Inc · Fall from ladders

EMPLOYEE WAS CHECKING THE LEVEL OF ROCK IN THE ROCK BIN WHEN HE SLIPPED AND FELL FROM THE ROOF TO THE GROUND APPROX. 10 FEET. ROOF AND LADDER WERE DRY. HE APPARENTLY RECEIVED A HAIRLINE FRACTU RE TO ONE OS HIS RIB BONES WHERE IT CONNECTS TO THE SPINE.

1992 · 2 incidents

September 17, 1992 TX · Metal/Non-Metal shaft repair, skip tender, station tender HANDLING OF MATERIALS
Mathis & Mathis Mining Company · Over-exertion (Not Elsewhere Classified)

NOT KNOWN: EE TOLD OTHER EMPLOYEE(PLANT MGR.) THAT IT WAS NOT JOB RELATED, THAT HE WOKE UP WITH A SORE BACK, AND HIS PRIVATE INSURANCE WOULD COVER. HE BEGAN MISSING WORK ON 9/17/92 AND DID NOT CALL IN UNTIL 9/22/92.

August 27, 1992 TX · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Mathis & Mathis Mining Company · Over-exertion in lifting objects

54736YEE WAS HELPING TO HOLD A SHAFT ON A 922 LOADER WHEN THE WEIGHT SHIFTED,PUTTING ABOUT 80 LBS WEIGHT ON HIS LEFT SHOULDER,CAUSING BACK STRAIN.

1991 · 3 incidents

September 18, 1991 TX · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Mathis & Mathis Mining Company · Over-exertion in lifting objects

EE WAS BENDING AND STACKING BAGS FROM A CONVEYOR ONTO A PALLET, WHEN HE EXPEREINEED PAIN IN HIS LOWER BACK. NOTE EE HAD COMPLAINED OF A BACKACHE IN AUG 91 WHICH WAS DIAGNOSED AS A SWOLLEN AND INFLAMED PROSTATE BY DR AND DR RATHER THAN A BACK INJURY.

January 31, 1991 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Mathis & Mathis Mining Company · Over-exertion (Not Elsewhere Classified)

EE WAS USING A PRYING BAR TO LOOSEN DIRT FROM THE SHAKER WHEN HE EXPERIENCED PAIN IN HIS LOWER BACK.

January 31, 1991 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Mathis & Mathis Mining Company · Over-exertion (Not Elsewhere Classified)

EMPL WAS ATTEMPTING TO MVOE LARGE ROCK OUT OF SHAKER WITH CROWBAR WHEN HE EXPERIENCED PAIN IN BACK.

For insurers, brokers, and safety consultants

The full compliance file on Sidco Minerals Siderite Mine

A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.