Manassas OccurrenceOccurrence • Barium-Barite
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Brentsville ProspectOccurrence • Copper
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Agnewville ProspectOccurrence • Sulfur-Pyrite
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Greenwood ProspectOccurrence • Gold
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Joplin ProspectOccurrence • Sulfur-Pyrite
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Crawford Placers ProspectPast Producer • Gold
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Mccanless Const. Co Diabase QuarriesProducer • Stone, Crushed/Broken
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Silver Lake Shale PitProducer • Stone, Crushed/Broken
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Woodbridge Clay Products Co.Producer • Clay
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Clay Prospect Se of DumfriesOccurrence •
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Shale Prospect In Manassas Na* ParkOccurrence •
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Clay Prospect S. of WellingtonOccurrence •
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Shale Prospect Nw of AdenOccurrence •
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Shale Prospect S. of Kings CrossroadsOccurrence •
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Musselman Brothers Dimension Stone QuarryProducer • Stone, Dimension
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John Austin and R. Barbour Dimension Stone QuarryProducer • Stone, Dimension
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Unnamed QuarryPast Producer • Stone, Dimension
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Unnamed Quarry Just Se. of Hopewell GapPast Producer • Stone, Dimension
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W.H. Sisler and Son Dimension Stone QuarryProducer • Stone, Dimension
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Unnamed QuarryPast Producer • Stone, Dimension
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Unnamed QuarriesPast Producer • Stone, Dimension
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Unnamed QuarryPast Producer • Stone, Dimension
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W.E. Grahm and Sons Division, Gainesville Crushed Stone QuarryPast Producer • Stone, Crushed/Broken
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Vulcan Materials Co. Crushed Stone QuarryProducer • Stone, Crushed/Broken
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W.E. Grahm and Sons Division, Gainesville Crushed Stone QuarryPast Producer • Stone, Crushed/Broken
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2 Unnamed Dimension Stone Quarries Just Se of Signal MtnPast Producer • Stone, Dimension
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Manassas QuarryPast Producer • Granite
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Manassas MinePast Producer • Clay
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Unnamed Shale Pit .9 Mi Ese. of Hopewell GapProducer • Stone, Crushed/Broken
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Unnamed QuarriesPast Producer • Stone, Dimension
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Greenwood MinePast Producer • Gold
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John Austin & R. Barbour QuarryPast Producer • Stone, Dimension
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Clay ProspectProspect • Clay
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Mccanless Const Co Diabase QuarryPast Producer • Stone, Crushed/Broken
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Joplin ProspectProspect • Sulfur
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Unnamed QuarriesPast Producer • Stone, Dimension
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Unnamed QuarryPast Producer • Stone, Dimension
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Crawford PlacersPast Producer • Gold
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Unnamed Dimension Stone QuarriesPast Producer • Stone, Dimension
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Shale ProspectProspect • Clay
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Agnewville ProspectProspect • Gold, Sulfur
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Manassas Mine Pit 1Past Producer • Clay
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Clay ProspectProspect • Clay
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Unnamed QuarryPast Producer • Stone, Dimension
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Shale ProspectProspect • Clay
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Vulcan Materials Co. Crshd Stone QyPast Producer • Stone
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Woodbridge Clay Products MinePast Producer • Clay
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Brentsville ProspectOccurrence • Copper
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Cabin Branch MinePast Producer • Zinc, Copper, Gold, Lead, Sulfur
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Unnamed QuarryPast Producer • Stone, Dimension
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Unnamed Shale PitPast Producer • Clay
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Silver Lake PitProducer • Clay
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W. H. Sisler & Son Dimension Stn QyPast Producer • Stone, Dimension
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South Manassas ProspectOccurrence • Barium-Barite
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Musselman Bros. Dimension Stone QyPast Producer • Stone, Dimension
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Unnamed QuarryPast Producer • Stone, Dimension
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Manassas QuarryProducer • Stone, Crushed/Broken
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Shale ProspectProspect • Clay
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W. E. Grahm & Sons Division QuarryPast Producer • Quartz
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Silver Lake Shale PitPast Producer • Clay
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Millbrook QuarriesPast Producer • Rock Asphalt
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W. E. Grahm & Sons Division QuarryPast Producer • Stone
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