Marter-White Mine Metal/Non-Metal
Astro Minerals Inc
· Facility
Controlled by
Johnson Charles Wayne
San Bernardino County,
CA
·
Abandoned
MSHA Mine ID: 0400187
MSHA record for Marter-White Mine (mine ID 0400187). Fatalities, non-fatal incidents grouped by year, current operator and controller, and mine context.
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Ownership history
- La Habra Products Inc 1950 to 1980
- Marter White Inc 1980 to 1984
- Green Thumb Milling Company 1984 to 1985
- Astro Minerals Inc 1985 to present
Source: MSHA controller and operator history, updated weekly.
Marter-White Mine sits in San Bernardino County, California, where the Census mining category is 0.1% of county employment.
Local economic context
ⓘ
County figures come from the US Census Bureau's American Community Survey, 5-year pooled estimates, so the 2023 vintage covers 2019 through 2023. The Census category is 'mining, quarrying, and oil and gas extraction', which is broader than MSHA jurisdiction and includes oil and gas workers no mine employs. These figures describe the surrounding county, not this mine, and are not a factor in any specific incident.San Bernardino County, California · Population 2,187,816
0.1%
Mining share of county employment
$82,184
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
No reportable incidents on file.
MSHA has no recorded reportable accidents for this mine in the current dataset. New reports appear here within a week of being filed.