Caterpillar bulldozer pushing coal, Conrail coal yard, Baltimore, Maryland, April 2015. Photo by Sarah A. Hanks.
In 2015, Maryland ranked 35th among the 50 states for total nonfuel raw mineral production value at $306 million and accounted for 0.39 percent of the country's total production value. This was an increase from $277 million in 2014. As per estimates of 2015, portland cement represented the leading nonfuel commodity, followed by crushed stone and sand and gravel.
Lehigh Cement Company, Baltimore, Maryland, May 2015. Photo by Sarah A. Hanks.
Metric Tons
| 2011 | 2012 | 2013 | 2014 | ||
| Stone (Crushed) | 21,000,000 | 20,300,000 | 19,700,000 | 22,500,000 | |
| Stone (Dimension) | 6,270 | 3,900 | 2,400 | 3,230 | |
| Sand and gravel | 6,980,000 | 7,730,000 | |||
| Cement, portland | |||||
| Clays, common | |||||
| 2006 | 2007 | 2008 | 2009 | 2010 | |
| Stone (Crushed) | 33,100,000 | 31,100,000 | 26,100,000 | 23,300,000 | 21,500,000 |
| Stone (Dimension) | 14,100 | 17,300 | 7,560 | ||
| Sand and gravel | 11,900,000 | 12,400,000 | 12,000,000 | 7,980,000 | 8,120,000 |
| Cement, portland | 2,960,000 | 3,207,000 | |||
| Clays, common | 286,000 | 173,000 | |||
| 2001 | 2002 | 2003 | 2004 | 2005 | |
| Stone (Crushed) | 22,800,000 | 22,300,000 | 26,200,000 | 35,300,000 | 33,500,000 |
| Stone (Dimension) | 27,500 | 20,500 | 27,300 | 27,000 | 25,700 |
| Sand and gravel | 12,500,000 | 11,100,000 | 11,500,000 | 14,000,000 | 12,300,000 |
| Cement, portland | 1,986,000 | 2,094,000 | 2,483,000 | 2,733,000 | 2,842,000 |
| Clays, common | 266,000 | 268,000 | 269,000 | 262,000 | 317,000 |
| 1996 | 1997 | 1998 | 1999 | 2000 | |
| Stone (Crushed) | 22,400,000 | 24,500,000 | 24,300,000 | 22,600,000 | 22,000,000 |
| Stone (Dimension) | 19,800 | 21,500 | 23,100 | 26,000 | 28,700 |
| Sand and gravel | 9,700,000 | 10,100,000 | 10,400,000 | 8,970,000 | 13,100,000 |
| Cement, portland | 1,924,000 | 2,064,000 | 1,785,000 | 1,645,000 | 1,675,000 |
| Clays, common | 304,000 | 287,000 | 339,000 | 335,000 | 271,000 |
Value
| 2011 | 2012 | 2013 | 2014 | ||
| Stone (Crushed) | $209,000,000 | $188,000,000 | $186,000,000 | $221,000,000 | |
| Stone (Dimension) | $1,230,000 | $1,120,000 | $687,000 | $723,000 | |
| Sand and gravel | $83,100,000 | $90,700,000 | |||
| Cement, portland | |||||
| Clays, common | |||||
| 2006 | 2007 | 2008 | 2009 | 2010 | |
| Stone (Crushed) | $326,000,000 | $282,000,000 | $237,000,000 | $208,000,000 | $217,000,000 |
| Stone (Dimension) | $1,750,000 | $2,680,000 | $1,630,000 | ||
| Sand and gravel | $96,700,000 | $123,000,000 | $126,000,000 | $99,200,000 | $82,700,000 |
| Cement, portland | $264,000,000 | $283,459,000 | |||
| Clays, common | $851,000 | ||||
| 2001 | 2002 | 2003 | 2004 | 2005 | |
| Stone (Crushed) | $136,000,000 | $141,000,000 | $165,000,000 | $214,000,000 | $277,000,000 |
| Stone (Dimension) | $3,440,000 | $2,120,000 | $2,700,000 | $9,580,000 | $3,010,000 |
| Sand and gravel | $84,800,000 | $76,000,000 | $80,000,000 | $96,700,000 | $77,200,000 |
| Cement, portland | $143,220,000 | $155,565,000 | $165,935,000 | $189,628,000 | $234,277,000 |
| Clays, common | $560,000 | $550,000 | $550,000 | $571,000 | $686,000 |
| 1996 | 1997 | 1998 | 1999 | 2000 | |
| Stone (Crushed) | $142,000,000 | $160,000,000 | $141,000,000 | $121,000,000 | $123,000,000 |
| Stone (Dimension) | $2,210,000 | $2,440,000 | $2,730,000 | $3,150,000 | $3,560,000 |
| Sand and gravel | $61,400,000 | $65,400,000 | $60,500,000 | $56,500,000 | $84,700,000 |
| Cement, portland | $118,832,000 | $132,049,000 | $124,858,000 | $118,248,000 | $118,776,000 |
| Clays, common | $874,000 | $1,010,000 | $1,380,000 | $1,380,000 | $982,000 |
*Industrial minerals are those used in large-scale public works or commercial projects.
| 2014 | 2015 | ||
| Coal (tons) | 1,978,000 | 2,149,000 (est.) | |
| Natural Gas (cubic feet) | 20,000,000 |
| 2011 | 2012 | 2013 | |
| Coal (tons) | 2,937,000 | 2,283,000 | 1,925,000 |
| Natural Gas (cubic feet) | 34,000,000 | 44,000,000 | 32,000,000 |
| 2008 | 2009 | 2010 | |
| Coal (tons) | 2,860,000 | 2,305,000 | 2,585,000 |
| Natural Gas (cubic feet) | 28,000,000 | 43,000,000 | 43,000,000 |
| 2005 | 2006 | 2007 | |
| Coal (tons) | 5,183,000 | 5,054,000 | 2,301,000 |
| Natural Gas (cubic feet) | 46,000,000 | 48,000,000 | 35,000,000 |
| 2002 | 2003 | 2004 | |
| Coal (tons) | 5,122,000 | 5,056,000 | 5,225,000 |
| Natural Gas (cubic feet) | 22,000,000 | 48,000,000 | 34,000,000 |
| 1999 | 2000 | 2001 | |
| Coal (tons) | 3,837,000 | 4,546,000 | 4,644,000 |
| Natural Gas (cubic feet) | 18,000,000 | 34,000,000 | 32,000,000 |
| 1996 | 1997 | 1998 | |
| Coal (tons) | 4,093,000 | 4,160,000 | 4,060,000 |
| Natural Gas (cubic feet) | 135,000,000 | 118,000,000 | 63,000,000 |
| 2014 | |||
| Coal (tons) | $100,126,360 (est.) | ||
| Natural Gas (per thousand cubic feet) |
| 2011 | 2012 | 2013 | |
| Coal (tons) | $144,999,690 (est.) | $127,094,610 (est.) | $99,618,750 (est.) |
| Natural Gas (per thousand cubic feet) |
| 2008 | 2009 | 2010 | |
| Coal (tons) | $120,663,400 (est.) | $86,783,250 (est.) | $122,890,900 (est.) |
| Natural Gas (per thousand cubic feet) |
| 2005 | 2006 | 2007 | |
| Coal (tons) | $147,974,000 (est.) | $154,804,020 (est.) | $75,979,020 (est.) |
| Natural Gas (per thousand cubic feet) | $7.43 |
| 2002 | 2003 | 2004 | |
| Coal (tons) | $118,215,760 (est.) | $114,568,960 (est.) | $128,430,500 (est.) |
| Natural Gas (per thousand cubic feet) | $5.98 | $4.50 | $6.25 |
| 1999 | 2000 | 2001 | |
| Coal (tons) | $89,286,990 (est.) | $104,603,460 (est.) | $110,666,520 (est.) |
| Natural Gas (per thousand cubic feet) | $2.73 | $3.75 | $4.15 |
| 1996 | 1997 | 1998 | |
| Coal (tons) | $99,869,200 (est.) | $96,761,600 (est.) | $98,982,800 (est.) |
| Natural Gas (per thousand cubic feet) | $2.23 | $2.60 |
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