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MURPHY BELT STRATIGRAPHY

GROUP

FORMATION & THICKNESS

 

ROCK TYPE

 

 

SOIL (VARIABLE THICKNESS)

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WEATHERED ROCK IN CLAY MATRIX

 

MINERAL BLUFF

 

PEACHTREE CREEK 1500’

 

HARSHAW BOTTOM 350’
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FT. BUTLER 2300’
 

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MISSION MOUNTAIN 2900’

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THINLY-LAMINATED, MICACEOUS METASILTSTONE AND METAGRAYWACKE

 

WHITE AND NEAR-WHITE QUARTZITE
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PHYLLITE, ALTERNATING WITH LAYERS OF

METASANDSTONE AND METACONGLOMERATE
 

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SCHIST AND DARK SLATE

QUARTZITE

METASANDSTONE AND QUARTZITE WITH MUSCOVITE,

      TOURMALINE, HEMATITE, AND SLATE

INTERLAYERED ANDREWS SCHIST AND MARBLE

 

HIWASSEE RIVER

MURPHY MARBLE 350’
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BRASSTOWN 4300’

 

 

 

 

 

 

                                               450’
 

                                               1000’

                                               1100’
NANTAHALA 5050’

 

 

                                               2500’


 

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DOLOMITIC AND CALCITIC BLUE AND GRAY MARBLE

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BANDED LAYERS OF LIGHT- TO DARK- GRAY
METASILTSTONE, ALTERNATING WITH LIGHT-GRAY BIOTITE SANDY QUARTZITE. SPLITS EASILY ALONG MICA SCHIST PLANES, LEAVING 1”-3” QUARTZITE.

SOME GARNETS, HORNBLENDE, AND PINHEAD-SIZE BIOTITE POCKETS IN QUARTZ/FELDSPAR MATRIX

 

MICACEOUS QUARTIZITE

LIGHT-BROWN PHYLLITE WITH MICA AND QUARTZ, DARK BROWN METAGRAYWACKE, AND METASILTSTONE; SILKY SHEEN

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METASANDSTONE

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METASILTSTONE
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METASANDSTONE
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METASILTSTONE

 

 

 

 

GREAT SMOKY

 

 

DEAN 1000’

 

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LIGHT-GREEN BIOTITE SCHIST
METACONGLOMERATE AND METAGRAYWACKE