Gainesville quarry -near Gainesv~le actinolite, apatite, apophyHite, bornite, chalcopyrite, laumontite, magnetite, prehnite
Manassas quarry -near Manassas actinolite, apatite, apophyllite, bornite, chabazite, chalcopyrite, datolite
 
SOUTH MANASSAS PROSPECT BARITE BARUIM RAW PROSPECT
MANASSAS MINE PIT 1 CLAY  PAST PRODUCER
SILVER LAKE PIT CLAY  PRODUCER
SHALE PROSPECT CLAY  EXP PROSPECT
UNNAMED SHALE PIT CLAY  PAST PRODUCER
SHALE PROSPECT CLAY  EXP PROSPECT
CLAY PROSPECT CLAY  EXP PROSPECT
SHALE PROSPECT CLAY  EXP PROSPECT
CLAY PROSPECT CLAY  EXP PROSPECT
WOODBRIDGE CLAY PRODUCTS MINE CLAY  PAST PRODUCER
SILVER LAKE SHALE PIT CLAY  PAST PRODUCER
BRENTSVILLE PROSPECT COPPER  RAW PROSPECT
CRAWFORD PLACERS GOLD  PAST PRODUCER
GREENWOOD MINE GOLD  PAST PRODUCER
MILLBROOK QUARRIES PETROLEUM ROCK ASPHALT PAST PRODUCER
W. E. GRAHM & SONS DIVISION QUARRY QUARTZ CRYSTAL  PAST PRODUCER
MANASSAS QUARRY STONE GRANITE CB PRODUCER
UNNAMED DIMENSION STONE QUARRIES STONE DIMENSION PAST PRODUCER
VULCAN MATERIALS CO. CRSHD STONE QY STONE  PAST PRODUCER
W. E. GRAHM & SONS DIVISION QUARRY STONE  PAST PRODUCER
UNNAMED QUARRIES STONE DIMENSION PAST PRODUCER
UNNAMED QUARRY STONE DIMENSION PAST PRODUCER
UNNAMED QUARRIES STONE DIMENSION PAST PRODUCER
UNNAMED QUARRY STONE DIMENSION PAST PRODUCER
W. H. SISLER & SON DIMENSION STN QY STONE DIMENSION PAST PRODUCER
UNNAMED QUARRY STONE DIMENSION PAST PRODUCER
UNNAMED QUARRY STONE DIMENSION PAST PRODUCER
JOHN AUSTIN & R. BARBOUR QUARRY STONE DIMENSION PAST PRODUCER
MUSSELMAN BROS. DIMENSION STONE QY STONE DIMENSION PAST PRODUCER
MCCANLESS CONST CO DIABASE QUARRY STONE MISCELLANEOUS CB PAST PRODUCER
CABIN BRANCH MINE SULFUR PYRITE PAST PRODUCER
JOPLIN PROSPECT SULFUR PYRITE EXP PROSPECT
AGNEWVILLE PROSPECT SULFUR PYRITE EXP PROSPECT