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Emerald Valley Mine, Hiddenite, Alexander Co., North Carolina, USAi
Regional Level Types
Emerald Valley MineMine
Hiddenite- not defined -
Alexander Co.County
North CarolinaState
USACountry

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Latitude & Longitude (WGS84): 35° 54' North , 81° 5' West
Latitude & Longitude (decimal): 35.90000,-81.08334
GeoHash:G#: dnqk4zkut
Locality type:Mine
Köppen climate type:Cfa : Humid subtropical climate
Nearest Settlements:
PlacePopulationDistance
Hiddenite536 (2017)0.8km
Stony Point1,317 (2017)5.2km
Taylorsville2,078 (2017)8.7km
Claremont1,365 (2017)21.4km
Catawba618 (2017)21.4km


A gemstone mine (emeralds & hiddenite). Features a "collect for free" area in nearby fields.

Regions containing this locality

North America PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


4 valid minerals.

Detailed Mineral List:

Beryl
Formula: Be3Al2(Si6O18)
Reference: Rocks & Min.:60:84.
Beryl var: Aquamarine
Formula: Be3Al2Si6O18
Reference: Rocks & Min.:60:84.
Beryl var: Emerald
Formula: Be3Al2(Si6O18)
Reference: Rocks & Min.:60:84.
Quartz
Formula: SiO2
Reference: Rocks & Min.:60:84.
Quartz var: Rose Quartz
Formula: SiO2
Reference: Rocks & Min.:60:84.
Rutile
Formula: TiO2
Reference: Rocks & Min.:60:84.
Spodumene
Formula: LiAlSi2O6
Reference: Rocks & Min.:60:84.
Spodumene var: Hiddenite
Formula: LiAlSi2O6
Reference: Rocks & Min.:60:84.

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
var: Rose Quartz4.DA.05SiO2
Rutile4.DB.05TiO2
Group 9 - Silicates
Beryl9.CJ.05Be3Al2(Si6O18)
var: Aquamarine9.CJ.05Be3Al2Si6O18
var: Emerald9.CJ.05Be3Al2(Si6O18)
Spodumene9.DA.30LiAlSi2O6
var: Hiddenite9.DA.30LiAlSi2O6

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
AX2
Rutile4.4.1.1TiO2
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
Beryl61.1.1.1Be3Al2(Si6O18)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Spodumene65.1.4.1LiAlSi2O6
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
Beryl
var: Aquamarine
-Be3Al2Si6O18
var: Emerald-Be3Al2(Si6O18)
Quartz
var: Rose Quartz
-SiO2
Spodumene
var: Hiddenite
-LiAlSi2O6

List of minerals for each chemical element

LiLithium
Li Spodumene (var: Hiddenite)LiAlSi2O6
Li SpodumeneLiAlSi2O6
BeBeryllium
Be Beryl (var: Emerald)Be3Al2(Si6O18)
Be Beryl (var: Aquamarine)Be3Al2Si6O18
Be BerylBe3Al2(Si6O18)
OOxygen
O Beryl (var: Emerald)Be3Al2(Si6O18)
O Spodumene (var: Hiddenite)LiAlSi2O6
O RutileTiO2
O QuartzSiO2
O Quartz (var: Rose Quartz)SiO2
O Beryl (var: Aquamarine)Be3Al2Si6O18
O BerylBe3Al2(Si6O18)
O SpodumeneLiAlSi2O6
AlAluminium
Al Beryl (var: Emerald)Be3Al2(Si6O18)
Al Spodumene (var: Hiddenite)LiAlSi2O6
Al Beryl (var: Aquamarine)Be3Al2Si6O18
Al BerylBe3Al2(Si6O18)
Al SpodumeneLiAlSi2O6
SiSilicon
Si Beryl (var: Emerald)Be3Al2(Si6O18)
Si Spodumene (var: Hiddenite)LiAlSi2O6
Si QuartzSiO2
Si Quartz (var: Rose Quartz)SiO2
Si Beryl (var: Aquamarine)Be3Al2Si6O18
Si BerylBe3Al2(Si6O18)
Si SpodumeneLiAlSi2O6
TiTitanium
Ti RutileTiO2

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

Paleozoic - Neoproterozoic
251.902 - 1000 Ma



ID: 3190741
Precambrian-Phanerozoic crystalline metamorphic rocks

Age: Neoproterozoic to Triassic (251.902 - 1000 Ma)

Comments: Piedmont

Lithology: Felsic paragneiss; amphibolite grade 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]

Cambrian - Neoproterozoic
485.4 - 1000 Ma



ID: 2939765
Biotite Gneiss and Schist

Age: Neoproterozoic to Cambrian (485.4 - 1000 Ma)

Description: Inequigranular, locally abundant potassic feldspar and garnet; interlayered and gradational with calc-silicate rock, sillimanite-mica schist, mica schist, and amphibolite. Contains small masses of granitic rock.

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,mica schist,calc silicate rock}, Minor:{amphibolite}, Incidental:{granitic}

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]

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)
Rocks & Minerals 60, 84.


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