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Freeport, Cumberland Co., Maine, USAi
Regional Level Types
Freeport- not defined -
Cumberland Co.County
MaineState
USACountry

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Key
Latitude & Longitude (WGS84):
43° 48' 32'' North , 70° 6' 15'' West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~0km


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

Select Mineral List Type

Standard Detailed Gallery Strunz Dana Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

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

14 valid minerals.

Detailed Mineral List:

Albite var. Anorthoclase
Formula: (Na,K)AlSi3O8
Reference: King & Foord, 1994. Mineralogy of Maine, V.1
Almandine
Formula: Fe2+3Al2(SiO4)3
Reference: No reference listed
Autunite
Formula: Ca(UO2)2(PO4)2 · 10-12H2O
Reference: No reference listed
Beryl
Formula: Be3Al2(Si6O18)
Reference: No reference listed
Beryl var. Aquamarine
Formula: Be3Al2Si6O18
Reference: King, V. and Foord, E., 1994, Mineralogy of maine, volume 1.
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
Reference: No reference listed
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: Zodac, P. (1950) Pound of Tea Island, Maine. Rocks & Minerals 25:136-138
'Fayalite-Forsterite Series'
Reference: King & Foord, 1994. Mineralogy of Maine, V.1
Fluorapatite
Formula: Ca5(PO4)3F
Reference: No reference listed
'Hornblende'
Reference: Zodac, P. (1950) Pound of Tea Island, Maine. Rocks & Minerals 25:136-138
Meta-autunite
Formula: Ca(UO2)2(PO4)2 · 6H2O
Reference: No reference listed
Microcline
Formula: K(AlSi3O8)
Localities: Reported from at least 7 localities in this region.
Reference: No reference listed
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Localities: Reported from at least 8 localities in this region.
Reference: No reference listed
Muscovite var. Fuchsite
Formula: K(Al,Cr)3Si3O10(OH)2
Reference: No reference listed
Opal
Formula: SiO2 · nH2O
Reference: King & Foord, 1994. Mineralogy of Maine, V. 1.
Opal var. Opal-AN
Formula: SiO2 · nH2O
Reference: King & Foord, 1994. Mineralogy of Maine, V. 1.
Pyrite
Formula: FeS2
Reference: No reference listed
Quartz
Formula: SiO2
Localities: Reported from at least 8 localities in this region.
Reference: No reference listed
Quartz var. Rock Crystal
Formula: SiO2
Reference: Zodac, P. (1950) Pound of Tea Island, Maine. Rocks & Minerals 25:136-138
Quartz var. Rose Quartz
Formula: SiO2
Reference: No reference listed
Quartz var. Smoky Quartz
Formula: SiO2
Reference: Zodac, P. (1950) Pound of Tea Island, Maine. Rocks & Minerals 25:136-138
Schorl
Formula: Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Reference: No reference listed
Uraninite ?
Formula: UO2
Reference: No reference listed
Uranophane ?
Formula: Ca(UO2)2(SiO3OH)2 · 5H2O
Reference: No reference listed

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Opal4.DA.10SiO2 · nH2O
var. Opal-AN4.DA.10SiO2 · nH2O
Quartz4.DA.05SiO2
var. Rock Crystal4.DA.05SiO2
var. Rose Quartz4.DA.05SiO2
var. Smoky Quartz4.DA.05SiO2
Uraninite ?4.DL.05UO2
Group 8 - Phosphates, Arsenates and Vanadates
Autunite8.EB.05Ca(UO2)2(PO4)2 · 10-12H2O
Fluorapatite8.BN.05Ca5(PO4)3F
Meta-autunite8.EB.10Ca(UO2)2(PO4)2 · 6H2O
Group 9 - Silicates
Albite
var. Anorthoclase
9.FA.35(Na,K)AlSi3O8
Almandine9.AD.25Fe2+3Al2(SiO4)3
Beryl9.CJ.05Be3Al2(Si6O18)
var. Aquamarine9.CJ.05Be3Al2Si6O18
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Microcline9.FA.30K(AlSi3O8)
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var. Fuchsite9.EC.15K(Al,Cr)3Si3O10(OH)2
Schorl9.CK.05Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Uranophane ?9.AK.15Ca(UO2)2(SiO3OH)2 · 5H2O
Unclassified Minerals, Rocks, etc.
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
'Fayalite-Forsterite Series'-
'Hornblende'-

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 5 - OXIDES CONTAINING URANIUM OR THORIUM
AXO2·xH2O
Uraninite ?5.1.1.1UO2
Group 40 - HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
AB2(XO4)2·xH2O, containing (UO2)2+
Autunite40.2a.1.1Ca(UO2)2(PO4)2 · 10-12H2O
Meta-autunite40.2a.1.2Ca(UO2)2(PO4)2 · 6H2O
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
A5(XO4)3Zq
Fluorapatite41.8.1.1Ca5(PO4)3F
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Almandine51.4.3a.2Fe2+3Al2(SiO4)3
Group 53 - NESOSILICATES Insular SiO4 Groups and Other Anions or Complex Cations
Insular SiO4 Groups and Other Anions of Complex Cations with (UO2)
Uranophane ?53.3.1.2Ca(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)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(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)
Six-Membered Rings with borate groups
Schorl61.3.1.10Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
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
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
Albite
var. Anorthoclase
76.1.1.6(Na,K)AlSi3O8
Microcline76.1.1.5K(AlSi3O8)
Unclassified Minerals, Mixtures, etc.
Beryl
var. Aquamarine
-Be3Al2Si6O18
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
'Fayalite-Forsterite Series'-
'Hornblende'-
Muscovite
var. Fuchsite
-K(Al,Cr)3Si3O10(OH)2
Opal
var. Opal-AN
-SiO2 · nH2O
Quartz
var. Rock Crystal
-SiO2
var. Rose Quartz-SiO2
var. Smoky Quartz-SiO2

List of minerals for each chemical element

HHydrogen
H Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H AutuniteCa(UO2)2(PO4)2 · 10-12H2O
H Meta-autuniteCa(UO2)2(PO4)2 · 6H2O
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
H SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H Opal var. Opal-ANSiO2 · nH2O
H OpalSiO2 · nH2O
H UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
BeBeryllium
Be BerylBe3Al2(Si6O18)
Be Beryl var. AquamarineBe3Al2Si6O18
BBoron
B SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
OOxygen
O Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
O MuscoviteKAl2(AlSi3O10)(OH)2
O AutuniteCa(UO2)2(PO4)2 · 10-12H2O
O Meta-autuniteCa(UO2)2(PO4)2 · 6H2O
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
O MicroclineK(AlSi3O8)
O QuartzSiO2
O AlmandineFe32+Al2(SiO4)3
O BerylBe3Al2(Si6O18)
O Quartz var. Rose QuartzSiO2
O SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
O FluorapatiteCa5(PO4)3F
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O Opal var. Opal-ANSiO2 · nH2O
O Albite var. Anorthoclase(Na,K)AlSi3O8
O Beryl var. AquamarineBe3Al2Si6O18
O Quartz var. Rock CrystalSiO2
O Quartz var. Smoky QuartzSiO2
O OpalSiO2 · nH2O
O UraniniteUO2
O UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
F FluorapatiteCa5(PO4)3F
NaSodium
Na SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
Na Albite var. Anorthoclase(Na,K)AlSi3O8
MgMagnesium
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
AlAluminium
Al Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
Al MicroclineK(AlSi3O8)
Al AlmandineFe32+Al2(SiO4)3
Al BerylBe3Al2(Si6O18)
Al SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al Albite var. Anorthoclase(Na,K)AlSi3O8
Al Beryl var. AquamarineBe3Al2Si6O18
SiSilicon
Si Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
Si MicroclineK(AlSi3O8)
Si QuartzSiO2
Si AlmandineFe32+Al2(SiO4)3
Si BerylBe3Al2(Si6O18)
Si Quartz var. Rose QuartzSiO2
Si SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si Opal var. Opal-ANSiO2 · nH2O
Si Albite var. Anorthoclase(Na,K)AlSi3O8
Si Beryl var. AquamarineBe3Al2Si6O18
Si Quartz var. Rock CrystalSiO2
Si Quartz var. Smoky QuartzSiO2
Si OpalSiO2 · nH2O
Si UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
PPhosphorus
P AutuniteCa(UO2)2(PO4)2 · 10-12H2O
P Meta-autuniteCa(UO2)2(PO4)2 · 6H2O
P FluorapatiteCa5(PO4)3F
SSulfur
S PyriteFeS2
KPotassium
K Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
K MuscoviteKAl2(AlSi3O10)(OH)2
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
K MicroclineK(AlSi3O8)
K Albite var. Anorthoclase(Na,K)AlSi3O8
CaCalcium
Ca AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Ca Meta-autuniteCa(UO2)2(PO4)2 · 6H2O
Ca FluorapatiteCa5(PO4)3F
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
TiTitanium
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
CrChromium
Cr Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
FeIron
Fe PyriteFeS2
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
Fe AlmandineFe32+Al2(SiO4)3
Fe SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
UUranium
U AutuniteCa(UO2)2(PO4)2 · 10-12H2O
U Meta-autuniteCa(UO2)2(PO4)2 · 6H2O
U UraniniteUO2
U UranophaneCa(UO2)2(SiO3OH)2 · 5H2O

Localities in this Region

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