Natural Form:
Description of Physical Characteristics:
Color: Flint Run
Jasper is a mottled mustard yellow to brown, but gray, red, blue, and
green also occur as streaking or inclusions. Quartz
inclusions and streaks are present.
Texture: Fine grain
Luster: Dull to satin
Translucency: Opaque
Silica Fabrics / Fossils:
Patina:
Heat Treatment:
Knapping:
Texture: Fine grain
Luster: Dull to satin
Translucency: Opaque
Silica Fabrics / Fossils:
Patina:
Heat Treatment:
Knapping:
Distribution:
Distribution Comments:
Flint Run Jasper occurs on the western flanks of the Blue Ridge Mountains. It can be found along the northern side of the Shenandoah River Valley and the south fork of the Shenandoah River.
Flint Run Jasper occurs on the western flanks of the Blue Ridge Mountains. It can be found along the northern side of the Shenandoah River Valley and the south fork of the Shenandoah River.
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References: (See Reference Page):
Stevenson et al, (2008)
USGS website (01/17/2022)
Virginia Department of Historical Resources (01/17/2022)
Stevenson et al, (2008)
USGS website (01/17/2022)
Virginia Department of Historical Resources (01/17/2022)
Trace Elements
N=20
N=20
| Element | Min | Max | SEM (95%) |
| Na | 69.50 | 163.90 | 94.75 +/- 12.40 |
| Mn | 10.8 | 197.5 | 88.455 +/- 29.822 |
| Zn | 4.62 | 65.01 | 37.845 +/- 13.558 |
| Th | 0.000 | 1.237 | 0.1755 +/- 0.142 |
| Sc | 0.000 | 1.800 | 0.445 +/- 0.24 |
| Sb | 0.000 | 0.1 | 0.035 +/- 0.021 |
| Fe | 1754 | 62683 | 17753.7 +/- 6285.5 |
| Eu | 0.005 | 12.549 | 1.456 +/- 1.422 |
| Cr | 0.149 | 14.461 | 2.750 +/- 1.649 |
| Co | 0.234 | 7.181 | 2.415 +/- 1.182 |
| Ce | 0.134 | 166.85 | 20.260 +/- 19.002 |
| Yb | 0.01 | 3.369 | 0.511 +/- 0.364 |
| Sm | 0.029 | 45.097 | 5.623 +/- 5.287 |
| La | 0.081 | 60.504 | 8.1043 +/- 7.084 |
| Ba | 0.00 | 1456.6 | 182.37 +/- 171.26 |
| As | 0.27 | 2.83 | 0.858 +/- 0.277 |
Archeological Details:
Material Type:
Cultural Period used: This material was used from the Paleo to the Late Woodland period.
Primary use:
Material Type:
Cultural Period used: This material was used from the Paleo to the Late Woodland period.
Primary use:
Geological Formation Details:
Flint Run Jasper occurs in the over thrust faulting regions where the Beekmantown carbonates to the west and the Blue Ridge formation to the east contact each other.
Flint Run Jasper occurs in the over thrust faulting regions where the Beekmantown carbonates to the west and the Blue Ridge formation to the east contact each other.