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Branson Mine, Randolph Co., North Carolina, USAi
Regional Level Types
Branson MineMine
Randolph Co.County
North CarolinaState
USACountry

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Latitude & Longitude (WGS84): 35° 37' 15'' North , 79° 51' 20'' West
Latitude & Longitude (decimal): 35.62083,-79.85556
GeoHash:G#: dnr4wudfq
Locality type:Mine
Köppen climate type:Cfa : Humid subtropical climate
Nearest Settlements:
PlacePopulationDistance
Asheboro26,103 (2017)10.4km
Seagrove229 (2017)11.6km
Franklinville1,157 (2017)20.1km
Ramseur1,701 (2017)22.2km
Randleman4,153 (2017)22.4km


Commodities (Major) - Gold
Deposit Type: Hydrothermal Vein
Development Status: Past Producer
Host Rock Unit: Bio Horn Migmatite (Unit 2) Roan Gneiss
Structure: Small Shear Zone, Ne-Trending Metamorphic Foliation
Host Rock: Andesite, Tuff

Regions containing this locality

North America PlateTectonic Plate

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


6 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

'Chlorite Group'
Reference: Carpenter III, P. Albert (1976) Metallic Mineral Deposits of the Carolina Slate Belt , North Carolina : NCGS Bulletion 84
Gold
Formula: Au
Reference: U.S. Geological Survey,(2005) Mineral Resources Data System: U.S. Geological Survey,Reston, Virginia
Kaolinite
Formula: Al2(Si2O5)(OH)4
Reference: Carpenter III, P. Albert (1976) Metallic Mineral Deposits of the Carolina Slate Belt , North Carolina : NCGS Bulletion 84
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Carpenter III, P. Albert (1976) Metallic Mineral Deposits of the Carolina Slate Belt , North Carolina : NCGS Bulletion 84
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Carpenter III, P. Albert (1976) Metallic Mineral Deposits of the Carolina Slate Belt , North Carolina : NCGS Bulletion 84
Muscovite var: Sericite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Carpenter III, P. Albert (1976) Metallic Mineral Deposits of the Carolina Slate Belt , North Carolina : NCGS Bulletion 84
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Reference: Carpenter III, P. Albert (1976) Metallic Mineral Deposits of the Carolina Slate Belt , North Carolina : NCGS Bulletion 84
Quartz
Formula: SiO2
Reference: Carpenter III, P. Albert (1976) Metallic Mineral Deposits of the Carolina Slate Belt , North Carolina : NCGS Bulletion 84
Quartz var: Milky Quartz
Formula: SiO2
Reference: Carpenter III, P. Albert (1976) Metallic Mineral Deposits of the Carolina Slate Belt , North Carolina : NCGS Bulletion 84

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Gold1.AA.05Au
Group 4 - Oxides and Hydroxides
Magnetite4.BB.05Fe2+Fe3+2O4
Quartz4.DA.05SiO2
var: Milky Quartz4.DA.05SiO2
Group 9 - Silicates
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var: Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Phlogopite9.EC.20KMg3(AlSi3O10)(OH)2
Unclassified Minerals, Rocks, etc.
'Chlorite Group'-

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Gold1.1.1.1Au
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Phlogopite71.2.2b.1KMg3(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
'Chlorite Group'-
Kaolinite-Al2(Si2O5)(OH)4
Muscovite
var: Sericite
-KAl2(AlSi3O10)(OH)2
Quartz
var: Milky Quartz
-SiO2

List of minerals for each chemical element

HHydrogen
H Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
H KaoliniteAl2(Si2O5)(OH)4
H PhlogopiteKMg3(AlSi3O10)(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
OOxygen
O QuartzSiO2
O Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
O KaoliniteAl2(Si2O5)(OH)4
O PhlogopiteKMg3(AlSi3O10)(OH)2
O MagnetiteFe2+Fe23+O4
O Quartz (var: Milky Quartz)SiO2
O MuscoviteKAl2(AlSi3O10)(OH)2
MgMagnesium
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
AlAluminium
Al Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
Al KaoliniteAl2(Si2O5)(OH)4
Al PhlogopiteKMg3(AlSi3O10)(OH)2
Al MuscoviteKAl2(AlSi3O10)(OH)2
SiSilicon
Si QuartzSiO2
Si Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
Si KaoliniteAl2(Si2O5)(OH)4
Si PhlogopiteKMg3(AlSi3O10)(OH)2
Si Quartz (var: Milky Quartz)SiO2
Si MuscoviteKAl2(AlSi3O10)(OH)2
KPotassium
K Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
K PhlogopiteKMg3(AlSi3O10)(OH)2
K MuscoviteKAl2(AlSi3O10)(OH)2
FeIron
Fe MagnetiteFe2+Fe23+O4
AuGold
Au GoldAu

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

Cambrian - Neoproterozoic
485.4 - 1000 Ma



ID: 2843085
Uwharrie Formation; Felsic Metavolcanic Rock

Age: Neoproterozoic to Cambrian (485.4 - 1000 Ma)

Stratigraphic Name: Uwharrie Formation

Description: (At Asheboro and to south) Metamorphosed dacitic to rhyolitic flows and tuffs, light gray to greenish gray; interbedded with mafic and intermediate metavolcanic rock, meta-argillite, and metamudstone.

Comments: Unit descriptions are the same for CAZfv and CAZfv1 thru 2; differentiated only by formation names. 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:{metadacite,metarhyolite,metavolcanic}, Minor:{argillite,slate}

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]

Cambrian - Neoproterozoic
485.4 - 1000 Ma



ID: 3184289
Precambrian-Phanerozoic sedimentary and volcanic rocks

Age: Neoproterozoic to Cambrian (485.4 - 1000 Ma)

Comments: Carolina Slate Belt

Lithology: Sedimentary and volcanic rocks

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

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
CARPENTER, III, P. ALBERT, 1976, NC DEPT OF NAT AND ECON RESOURCES BULL 84, PP. 108-110.
PARDEE, J T & PARK, JR., C F, 1948, USGS PROF PAPER 213, P.


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