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Slagle Mine, Macon Co., North Carolina, USA

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Latitude & Longitude (WGS84): 35° 9' 34'' North , 83° 31' 37'' West
Latitude & Longitude (decimal): 35.15944,-83.52695
GeoHash:G#: dnk8529d9
Locality type:Mine
Köppen climate type:Cfa : Humid subtropical climate


REF:Deposit:: OLSON, J.C. & OTHERS, 1946, NC GEOL SURVEY BULL 49, PLATE 2.
Deposit:: FOR ATTACHMENT SEE 37-087-00003.
Commodities (Major) - Mica
Development Status: Past Producer

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


2 valid minerals.

Detailed Mineral List:

'Feldspar Group'
Reference: Lesure, Frank G.,(1968) Mica Deposits of the Blue Ridge in North Carolina :USGS Professional Paper 577
'Garnet Group'
Formula: X3Z2(SiO4)3
Reference: Lesure, Frank G.,(1968) Mica Deposits of the Blue Ridge in North Carolina :USGS Professional Paper 577
'commodity:Mica'
Reference: From USGS MRDS database
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Lesure, Frank G.,(1968) Mica Deposits of the Blue Ridge in North Carolina :USGS Professional Paper 577
Quartz
Formula: SiO2
Reference: Lesure, Frank G.,(1968) Mica Deposits of the Blue Ridge in North Carolina :USGS Professional Paper 577
'Tourmaline'
Formula: A(D3)G6(T6O18)(BO3)3X3Z
Reference: Lesure, Frank G.,(1968) Mica Deposits of the Blue Ridge in North Carolina :USGS Professional Paper 577

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
'Quartz'4.DA.05SiO2
Group 9 - Silicates
'Muscovite'9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified Minerals, Rocks, etc.
'Feldspar Group'-
'Garnet Group'-X3Z2(SiO4)3
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals arranged by Dana 8th Edition classification

Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Rocks, etc.
'Feldspar Group'-
'Garnet Group'-X3Z2(SiO4)3
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals for each chemical element

HHydrogen
H MuscoviteKAl2(AlSi3O10)(OH)2
BBoron
B TourmalineA(D3)G6(T6O18)(BO3)3X3Z
OOxygen
O Garnet GroupX3Z2(SiO4)3
O MuscoviteKAl2(AlSi3O10)(OH)2
O QuartzSiO2
O TourmalineA(D3)G6(T6O18)(BO3)3X3Z
AlAluminium
Al MuscoviteKAl2(AlSi3O10)(OH)2
SiSilicon
Si Garnet GroupX3Z2(SiO4)3
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Neoproterozoic - Mesoproterozoic
541 - 1600 Ma



ID: 2722732
Coweeta Group; Biotite Gneiss

Age: Proterozoic (541 - 1600 Ma)

Stratigraphic Name: Coweeta Group

Description: Migmatitic; interlayered and gradational with biotite-garnet gneiss and amphibolite; locally abundant quartz and alumino-silicates. Stratigraphic position uncertain.

Comments: Original map source: The North Carolina Dept. of Environment, Health, and Natural Resources, Division of Land Resources, NC Geological Survey, in cooperation with the NC Center for Geographic Information and Analysis, 1998 (updated 2007), Geology - North Carolina (1:250,000)

Lithology: Major:{biotite gneiss,amphibolite}

Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133]

Mesoproterozoic
1000 - 1600 Ma



ID: 3186696
Mesoproterozoic crystalline metamorphic rocks

Age: Mesoproterozoic (1000 - 1600 Ma)

Comments: Blue Ridge

Lithology: Paragneiss; paragneiss/metavolcanic gneiss

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License


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