MINERALS

PRODUCTION

In 1998, Maryland ranked 34th among the 50 states for total nonfuel mineral production value at about $358 million and accounted for about 1 percent of the country's total production value. As per estimates of December 1999, crushed stone represented the leading nonfuel commodity, followed by portland cement, and sand and gravel.

Within the Department of the Environment, the Mining Program of the Water Management Administration oversees mining and mineral production in Maryland.

INDUSTRIAL MINERALS*
Metric Tons

1997 1998
Stone
crushed 31,451,404 29,255,901
dimension
[stone cut to size specifications]		 25,156 29,609
Sand and Gravel 12,764,562 16,471,027
Industrial Sand 380,100 **
Clays 495,763 **

INDUSTRIAL MINERALS*
Value

1997 1998
Stone
crushed $157,682,637 $144,870,641
dimension
[stone cut to size specifications]		 $1,914,416 $2,395,013
Sand and Gravel $23,450,449 $48,783,533
Industrial Sand $380,300 **
Clays $1,056,722 **

* Industrial minerals are those used in large-scale public works or commercial projects.
** Data not available

FUEL MINERALS
Quantity

1997 1998
Coal (tons) 4,156,671 4,018,419
Natural Gas (million cubic feet) 117,749 63,077

FUEL MINERALS
Value

1997 1998
Coal (tons) $124,700,000 (est.) $120,642,420
Natural Gas (million cubic feet) $236,000 (est.) $166,523

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