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Stone Mountain-Lithonia Mining District, DeKalb Co., Georgia, USAi
Regional Level Types
Stone Mountain-Lithonia Mining DistrictMining District
DeKalb Co.County
GeorgiaState
USACountry

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Key
Latitude & Longitude (WGS84):
33° North , 84° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~25km
Locality type:
Köppen climate type:


No description has been added for this locality. Can you add one?

Regions containing this locality

North America PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

20 valid minerals.

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Albite var: Oligoclase
Formula: (Na,Ca)[Al(Si,Al)Si2O8]
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Allophane
Formula: (Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Reference: Grant,Williard H.( ) Weathering Of Stone Mountain Granite:Emory University,Atlanta,Georgia
'Axinite Group'
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Beryl
Formula: Be3Al2(Si6O18)
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
'Chabazite'
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Clinochlore var: Ripidolite
Formula: (Mg,Fe,Al)6(Si,Al)4O10(OH)8
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Cummingtonite
Formula: ☐{Mg2}{Mg5}(Si8O22)(OH)2
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Fluorite
Formula: CaF2
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Gibbsite
Formula: Al(OH)3
Reference: Grant,Williard H.( ) Weathering Of Stone Mountain Granite:Emory University,Atlanta,Georgia
Halloysite-10Å
Formula: Al2Si2O5(OH)4 · 2H2O
Reference: Grant,Williard H.( ) Weathering Of Stone Mountain Granite:Emory University,Atlanta,Georgia
Kaolinite
Formula: Al2(Si2O5)(OH)4
Reference: Grant,Williard H.( ) Weathering Of Stone Mountain Granite:Emory University,Atlanta,Georgia
Lazulite
Formula: MgAl2(PO4)2(OH)2
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Microcline
Formula: K(AlSi3O8)
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Molybdenite
Formula: MoS2
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Grant,Williard H.( ) Weathering Of Stone Mountain Granite:Emory University,Atlanta,Georgia
Opal
Formula: SiO2 · nH2O
Opal var: Opal-AN
Formula: SiO2 · nH2O
Quartz
Formula: SiO2
Reference: Grant,Williard H.( ) Weathering Of Stone Mountain Granite:Emory University,Atlanta,Georgia
Samarskite-(Y)
Formula: YFe3+Nb2O8
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
'Stilbite subgroup'
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
'Tourmaline'
Formula: A(D3)G6(Si6O18)(BO3)3X3Z
Uranophane
Formula: Ca(UO2)2(SiO3OH)2 · 5H2O
Xenotime-(Y)
Formula: Y(PO4)
Reference: Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Zoisite
Formula: Ca2Al3[Si2O7][SiO4]O(OH)
Reference: W.T Schaller and Jewell J.Glass,The America Mineralogist,Vol. 27 No.7,July,1942,Occurrence of pink Zoisite (Thulite) in the United States
Zoisite var: Thulite
Formula: {Ca2}{Al,Mn3+3}(Si2O7)(SiO4)O(OH)
Reference: W.T Schaller and Jewell J.Glass,The America Mineralogist,Vol. 27 No.7,July,1942,Occurrence of pink Zoisite (Thulite) in the United States

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Molybdenite2.EA.30MoS2
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Gibbsite4.FE.10Al(OH)3
Opal4.DA.10SiO2 · nH2O
var: Opal-AN4.DA.10SiO2 · nH2O
Quartz4.DA.05SiO2
Samarskite-(Y)4.DB.25YFe3+Nb2O8
Group 8 - Phosphates, Arsenates and Vanadates
Lazulite8.BB.40MgAl2(PO4)2(OH)2
Xenotime-(Y)8.AD.35Y(PO4)
Group 9 - Silicates
Albite9.FA.35Na(AlSi3O8)
var: Oligoclase9.FA.35(Na,Ca)[Al(Si,Al)Si2O8]
Allophane9.ED.20(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Beryl9.CJ.05Be3Al2(Si6O18)
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Clinochlore9.EC.55Mg5Al(AlSi3O10)(OH)8
var: Ripidolite9.EC.55(Mg,Fe,Al)6(Si,Al)4O10(OH)8
Cummingtonite9.DE.05☐{Mg2}{Mg5}(Si8O22)(OH)2
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Microcline9.FA.30K(AlSi3O8)
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Uranophane9.AK.15Ca(UO2)2(SiO3OH)2 · 5H2O
Zoisite9.BG.10Ca2Al3[Si2O7][SiO4]O(OH)
var: Thulite9.BG.10{Ca2}{Al,Mn3+3}(Si2O7)(SiO4)O(OH)
Unclassified Minerals, Rocks, etc.
'Axinite Group'-
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
'Chabazite'-
Halloysite-10Å-Al2Si2O5(OH)4 · 2H2O
'Stilbite subgroup'-
'Tourmaline'-A(D3)G6(Si6O18)(BO3)3X3Z

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Molybdenite2.12.10.1MoS2
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
X(OH)3
Gibbsite6.3.1.1Al(OH)3
Group 8 - MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
ABO4
Samarskite-(Y)8.1.11.1YFe3+Nb2O8
Group 9 - NORMAL HALIDES
AX2
Fluorite9.2.1.1CaF2
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)3(XO4)2Zq
Lazulite41.10.1.1MgAl2(PO4)2(OH)2
Group 53 - NESOSILICATES Insular SiO4 Groups and Other Anions or Complex Cations
Insular SiO4 Groups and Other Anions of Complex Cations with (UO2)
Uranophane53.3.1.2Ca(UO2)2(SiO3OH)2 · 5H2O
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Zoisite58.2.1b.1Ca2Al3[Si2O7][SiO4]O(OH)
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
Beryl61.1.1.1Be3Al2(Si6O18)
Group 66 - INOSILICATES Double-Width,Unbranched Chains,(W=2)
Amphiboles - Mg-Fe-Mn-Li subgroup
Cummingtonite66.1.1.1☐{Mg2}{Mg5}(Si8O22)(OH)2
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 1:1 layers
Allophane71.1.5.1(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Sheets of 6-membered rings interlayered 1:1, 2:1, and octahedra
Clinochlore71.4.1.4Mg5Al(AlSi3O10)(OH)8
Group 74 - PHYLLOSILICATES Modulated Layers
Modulated Layers with joined strips
Chrysocolla74.3.2.1Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Si Tetrahedral Frameworks - SiO2 with H2O and organics
Opal75.2.1.1SiO2 · nH2O
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Microcline76.1.1.5K(AlSi3O8)
Unclassified Minerals, Mixtures, etc.
Albite
var: Oligoclase
-(Na,Ca)[Al(Si,Al)Si2O8]
'Axinite Group'-
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
'Chabazite'-
Clinochlore
var: Ripidolite
-(Mg,Fe,Al)6(Si,Al)4O10(OH)8
Halloysite-10Å-Al2Si2O5(OH)4 · 2H2O
Kaolinite-Al2(Si2O5)(OH)4
Opal
var: Opal-AN
-SiO2 · nH2O
'Stilbite subgroup'-
'Tourmaline'-A(D3)G6(Si6O18)(BO3)3X3Z
Xenotime-(Y)-Y(PO4)
Zoisite
var: Thulite
-{Ca2}{Al,Mn3+3}(Si2O7)(SiO4)O(OH)

List of minerals for each chemical element

HHydrogen
H LazuliteMgAl2(PO4)2(OH)2
H Cummingtonite☐{Mg2}{Mg5}(Si8O22)(OH)2
H UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
H Clinochlore (var: Ripidolite)(Mg,Fe,Al)6(Si,Al)4O10(OH)8
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
H Opal (var: Opal-AN)SiO2 · nH2O
H Zoisite (var: Thulite){Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
H KaoliniteAl2(Si2O5)(OH)4
H Halloysite-10ÅAl2Si2O5(OH)4 · 2H2O
H Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
H GibbsiteAl(OH)3
H MuscoviteKAl2(AlSi3O10)(OH)2
H ClinochloreMg5Al(AlSi3O10)(OH)8
H OpalSiO2 · nH2O
H ZoisiteCa2Al3[Si2O7][SiO4]O(OH)
BeBeryllium
Be BerylBe3Al2(Si6O18)
BBoron
B TourmalineA(D3)G6(Si6O18)(BO3)3X3Z
OOxygen
O Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
O TourmalineA(D3)G6(Si6O18)(BO3)3X3Z
O BerylBe3Al2(Si6O18)
O Samarskite-(Y)YFe3+Nb2O8
O Xenotime-(Y)Y(PO4)
O LazuliteMgAl2(PO4)2(OH)2
O Cummingtonite☐{Mg2}{Mg5}(Si8O22)(OH)2
O UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
O Clinochlore (var: Ripidolite)(Mg,Fe,Al)6(Si,Al)4O10(OH)8
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
O Opal (var: Opal-AN)SiO2 · nH2O
O MicroclineK(AlSi3O8)
O Zoisite (var: Thulite){Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
O KaoliniteAl2(Si2O5)(OH)4
O Halloysite-10ÅAl2Si2O5(OH)4 · 2H2O
O Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
O GibbsiteAl(OH)3
O MuscoviteKAl2(AlSi3O10)(OH)2
O QuartzSiO2
O AlbiteNa(AlSi3O8)
O ClinochloreMg5Al(AlSi3O10)(OH)8
O OpalSiO2 · nH2O
O ZoisiteCa2Al3[Si2O7][SiO4]O(OH)
FFluorine
F FluoriteCaF2
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
NaSodium
Na Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Na AlbiteNa(AlSi3O8)
MgMagnesium
Mg LazuliteMgAl2(PO4)2(OH)2
Mg Cummingtonite☐{Mg2}{Mg5}(Si8O22)(OH)2
Mg Clinochlore (var: Ripidolite)(Mg,Fe,Al)6(Si,Al)4O10(OH)8
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Mg ClinochloreMg5Al(AlSi3O10)(OH)8
AlAluminium
Al Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Al BerylBe3Al2(Si6O18)
Al LazuliteMgAl2(PO4)2(OH)2
Al Clinochlore (var: Ripidolite)(Mg,Fe,Al)6(Si,Al)4O10(OH)8
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Al MicroclineK(AlSi3O8)
Al Zoisite (var: Thulite){Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
Al KaoliniteAl2(Si2O5)(OH)4
Al Halloysite-10ÅAl2Si2O5(OH)4 · 2H2O
Al Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Al GibbsiteAl(OH)3
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al AlbiteNa(AlSi3O8)
Al ClinochloreMg5Al(AlSi3O10)(OH)8
Al ZoisiteCa2Al3[Si2O7][SiO4]O(OH)
SiSilicon
Si Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Si TourmalineA(D3)G6(Si6O18)(BO3)3X3Z
Si BerylBe3Al2(Si6O18)
Si Cummingtonite☐{Mg2}{Mg5}(Si8O22)(OH)2
Si UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
Si Clinochlore (var: Ripidolite)(Mg,Fe,Al)6(Si,Al)4O10(OH)8
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Si Opal (var: Opal-AN)SiO2 · nH2O
Si MicroclineK(AlSi3O8)
Si Zoisite (var: Thulite){Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
Si KaoliniteAl2(Si2O5)(OH)4
Si Halloysite-10ÅAl2Si2O5(OH)4 · 2H2O
Si Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
Si AlbiteNa(AlSi3O8)
Si ClinochloreMg5Al(AlSi3O10)(OH)8
Si OpalSiO2 · nH2O
Si ZoisiteCa2Al3[Si2O7][SiO4]O(OH)
PPhosphorus
P Xenotime-(Y)Y(PO4)
P LazuliteMgAl2(PO4)2(OH)2
SSulfur
S MolybdeniteMoS2
KPotassium
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
K MicroclineK(AlSi3O8)
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Ca FluoriteCaF2
Ca UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
Ca Zoisite (var: Thulite){Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
Ca ZoisiteCa2Al3[Si2O7][SiO4]O(OH)
MnManganese
Mn Zoisite (var: Thulite){Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
FeIron
Fe Samarskite-(Y)YFe3+Nb2O8
Fe Clinochlore (var: Ripidolite)(Mg,Fe,Al)6(Si,Al)4O10(OH)8
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
CuCopper
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
YYttrium
Y Samarskite-(Y)YFe3+Nb2O8
Y Xenotime-(Y)Y(PO4)
NbNiobium
Nb Samarskite-(Y)YFe3+Nb2O8
MoMolybdenum
Mo MolybdeniteMoS2
UUranium
U UranophaneCa(UO2)2(SiO3OH)2 · 5H2O

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Cook, Robert, Minerals of Georgia: Their properties and occurrences. GGWRD Bulletin 92.
Grant, Williard H.( ), Weathering Of Stone Mountain Granite: Emory University, Atlanta, Georgia.

Localities in this Region


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