| Lat / long: | 38.88364, -77.41552 |
| Primary: | Copper |
| Secondary: | Silver |
| Ore: | Malachite |
| Gangue: | Barite, Pyrite |
| Orebody form: | LINEAR |
| Discovery year: | 1968 |
| Operation type: | Unknown |
| Production size: | None |
| Development status: | Occurrence |
| Host rock: | Diabase;Manassas Sandstone, Newark Group |
| Host type: | Sandstone |
| Associated rock: | Diabase |
| Associated type: | Diabase |
| Structure: | Ne-Sw Trend, Culpeper Triassic Basin ; Reg.Trends: Northeast-Southwest, Some Faults Cut Across The Diabase Near Chantilly According To The State Map. Drake And Froelich (1977) Indicate Several Faults In The Vicinity Of Chantilly. |
| Tectonic: | Basin, Piedmont |
| MRDS | W000343 |
| DEP | 10067559 |
| Reference | {Deposit:: *GOSTINO, J.P. AND HANSHAW, P.M., 1970, MALACHITE- AND SPECULARITE-BEARING TRIASSIC SANDSTONE LOCALITIES NEAR CHANTILLY, VIRGINIA: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 700-C, P. C103-C106.}{Deposit:: DRAKE, A.A., JR., AND FROELICH, A.J., 1977, BEDROCK MAP OF FAIRFAX COUNTY, VIRGINIA: U.S. GEOLOGICAL SURVEY OPEN FILE MAP 77-523, 1 SHEET, SCALE 1:48 000.}{Deposit:: 1968 GEOPHYS U.S.G.S. - X-RAY ANALYSES GAVE PERCENTS OF C}{Reserve-Resource:: *GOSTINO AND HANSHAW REFERENCE} |
| Reporter | Meintzer, Robert E. (Le Van, D.C.), Sweet, Palmer C. |