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Bachman Mine, Hellertown, Lower Saucon Township, Northampton Co., Pennsylvania, USA

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Latitude & Longitude (WGS84): 40° 33' 55'' North , 75° 19' 52'' West
Latitude & Longitude (decimal): 40.56536,-75.33098
GeoHash:G#: dr4qvb9wk
Locality type:Mine
Köppen climate type:Dfa : Hot-summer humid continental climate


An iron mine in phosphorus-rich ore. Ore is brecciated and mineralized Cambrian quartzite.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


14 valid minerals. 1 (TL) - type locality of valid minerals. 1 erroneous literature entry.

Detailed Mineral List:

Afmite
Formula: Al3(OH)4(H2O)3(PO4)(PO3OH) · H2O
Reference: Anthony R. Kampf, Stuart J. Mills, George R. Rossman, Ian M. Steele, Joseph J. Pluth and Georges Favreau (2011): Afmite, Al3(OH)4(H2O)3(PO4)(PO3OH)•H2O, a new mineral from Fumade, Tarn, France: description and crystal structure. European Journal of Mineralogy 23, 269-277.; Kampf, A.R., Mills, S.J., Rumsey, M.S., Spratt, J. and Favreau, G. (2012) The crystal structure determination and redefinition of matulaite, Fe3+Al7(PO4)4(PO3OH)2(OH)8(H2O)8•8H2O. Mineralogical Magazine, 76(3), 517–534
Beraunite
Formula: Fe2+Fe3+5(PO4)4(OH)5 · 6H2O
Description: The completely ferric iron eqivavlent in the beraunite group is eleonorite by IMA nomenclature revision.
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 960; Mineralogical Record (1980): 11(Sep-Oct): 311.
Cacoxenite
Formula: Fe3+24AlO6(PO4)17(OH)12 · 75H2O
Reference: Min.Rec.: Sep-Oct 1980:311.
Crandallite
Formula: CaAl3(PO4)(PO3OH)(OH)6
Reference: Kampf, A.R., Mills, S.J., Rumsey, M.S., Spratt, J. and Favreau, G. (2012) The crystal structure determination and redefinition of matulaite, Fe3+Al7(PO4)4(PO3OH)2(OH)8(H2O)8•8H2O. Mineralogical Magazine, 76(3), 517–534.
Cryptomelane
Formula: K(Mn4+7Mn3+)O16
Reference: Min.Rec.: 11(Sep-Oct 1980):311.
Eleonorite
Formula: Fe3+6(PO4)4O(OH)4 · 6H2O
Reference: IMA nomenclture revision
Goethite
Formula: α-Fe3+O(OH)
Reference: Min.Rec.: 11(Sep-Oct 1980):311.
Hematite
Formula: Fe2O3
Reference: David S. Bernstein-10/2010
Kobokoboite
Formula: Al6(PO4)4(OH)6 · 11H2O
Reference: Anthony R. Kampf, Stuart J. Mills, George R. Rossman, Ian M. Steele, Joseph J. Pluth and Georges Favreau (2011): Afmite, Al3(OH)4(H2O)3(PO4)(PO3OH)•H2O, a new mineral from Fumade, Tarn, France: description and crystal structure. European Journal of Mineralogy 23, 269-277.; Kampf, A.R., Mills, S.J., Rumsey, M.S., Spratt, J. and Favreau, G. (2012) The crystal structure determination and redefinition of matulaite, Fe3+Al7(PO4)4(PO3OH)2(OH)8(H2O)8•8H2O. Mineralogical Magazine, 76(3), 517–534
'Limonite'
Formula: (Fe,O,OH,H2O)
Matulaite (TL)
Formula: (Fe3+,Al)Al7(PO4)4(PO3OH)2(OH)8(H2O)8 · 8H2O
Habit: Crystaline encrustations
Colour: white
Description: Chemical analysis of samples as follows: P2O5 33.76 wt. % SiO2 0.22 TiO2 0.23 Al2O3 34.37 FeO* 0.79 MnO 0.12 ZnO 0.31 CaO 1.31 Na2O 0.18 K2O 0.03 Water accounts for the rest. FeO* is FeO total, there is most likely Fe2O3 present, probably almost exclusively. Multiply the FeO* by 1.1113 to obtain Fe2O3.
Reference: Min.Rec.: Sep-Oct 1980:311. Chemical Analysis provided by M.Matula/A. Falster; Anthony R. Kampf, Stuart J. Mills, George R. Rossman, Ian M. Steele, Joseph J. Pluth and Georges Favreau (2011): Afmite, Al3(OH)4(H2O)3(PO4)(PO3OH)•H2O, a new mineral from Fumade, Tarn, France: description and crystal structure. European Journal of Mineralogy 23, 269-277.
Quartz
Formula: SiO2
Reference: Gordon, S.G. (1922) The Mineralogy of Pennsylvania. 255 pp., Philadelphia.
Rockbridgeite
Formula: Fe2+Fe3+4(PO4)3(OH)5
Reference: Min.Rec.: 11(Sep-Oct 1980):311.
Strengite
Formula: FePO4 · 2H2O
Reference: Montgomery, A., "The Mineralogy of Pennsylvania 1922-1965," Special Publication No. 9, The Academy of Natural Sciences of Philadelphia (1969)
Turquoise
Formula: Cu(Al,Fe3+)6(PO4)4(OH)8 · 4H2O
Reference: [MinRec 11:311]
Wavellite
Formula: Al3(PO4)2(OH,F)3 · 5H2O
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 964; Mineralogical Record: 11(Sep-Oct 1980): 311.

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
'Cryptomelane'4.DK.05aK(Mn4+7Mn3+)O16
'Goethite'4.00.α-Fe3+O(OH)
'Hematite'4.CB.05Fe2O3
'Quartz'4.DA.05SiO2
Group 8 - Phosphates, Arsenates and Vanadates
'Afmite'8.DD.15Al3(OH)4(H2O)3(PO4)(PO3OH) · H2O
'Beraunite' ?8.DC.27Fe2+Fe3+5(PO4)4(OH)5 · 6H2O
'Cacoxenite'8.DC.40Fe3+24AlO6(PO4)17(OH)12 · 75H2O
'Crandallite'8.BL.10CaAl3(PO4)(PO3OH)(OH)6
'Matulaite' (TL)8.DK.30(Fe3+,Al)Al7(PO4)4(PO3OH)2(OH)8(H2O)8 · 8H2O
'Rockbridgeite'8.BC.10Fe2+Fe3+4(PO4)3(OH)5
'Strengite'8.CD.10FePO4 · 2H2O
'Turquoise'8.DD.15Cu(Al,Fe3+)6(PO4)4(OH)8 · 4H2O
'Wavellite'8.DC.50Al3(PO4)2(OH,F)3 · 5H2O
Unclassified Minerals, Rocks, etc.
'Eleonorite'-Fe3+6(PO4)4O(OH)4 · 6H2O
'Kobokoboite'-Al6(PO4)4(OH)6 · 11H2O
'Limonite'-(Fe,O,OH,H2O)

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Group 7 - MULTIPLE OXIDES
AB8X16
Cryptomelane7.9.1.2K(Mn4+7Mn3+)O16
Group 40 - HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
(AB)5(XO4)2·xH2O
Strengite40.4.1.2FePO4 · 2H2O
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)5(XO4)3Zq
Rockbridgeite41.9.2.1Fe2+Fe3+4(PO4)3(OH)5
Group 42 - HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)2(XO4)Zq·xH2O
Crandallite42.7.3.1CaAl3(PO4)(PO3OH)(OH)6
(AB)7(XO4)4Zq·xH2O
Afmite42.9.3.6Al3(OH)4(H2O)3(PO4)(PO3OH) · H2O
Turquoise42.9.3.1Cu(Al,Fe3+)6(PO4)4(OH)8 · 4H2O
A3(XO4)2Zq·xH2O
Wavellite42.10.2.1Al3(PO4)2(OH,F)3 · 5H2O
(AB)3(XO4)2Zq·xH2O
Beraunite ?42.11.16.1Fe2+Fe3+5(PO4)4(OH)5 · 6H2O
Miscellaneous
Cacoxenite42.13.5.1Fe3+24AlO6(PO4)17(OH)12 · 75H2O
Matulaite (TL)42.13.3.1(Fe3+,Al)Al7(PO4)4(PO3OH)2(OH)8(H2O)8 · 8H2O
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Rocks, etc.
Eleonorite-Fe3+6(PO4)4O(OH)4 · 6H2O
Kobokoboite-Al6(PO4)4(OH)6 · 11H2O
'Limonite'-(Fe,O,OH,H2O)

List of minerals for each chemical element

HHydrogen
H AfmiteAl3(OH)4(H2O)3(PO4)(PO3OH) · H2O
H BerauniteFe2+Fe53+(PO4)4(OH)5 · 6H2O
H CacoxeniteFe243+AlO6(PO4)17(OH)12 · 75H2O
H CrandalliteCaAl3(PO4)(PO3OH)(OH)6
H EleonoriteFe63+(PO4)4O(OH)4 · 6H2O
H Goethiteα-Fe3+O(OH)
H KobokoboiteAl6(PO4)4(OH)6 · 11H2O
H Limonite(Fe,O,OH,H2O)
H Matulaite(Fe3+,Al)Al7(PO4)4(PO3OH)2(OH)8(H2O)8 · 8H2O
H RockbridgeiteFe2+Fe43+(PO4)3(OH)5
H StrengiteFePO4 · 2H2O
H TurquoiseCu(Al,Fe3+)6(PO4)4(OH)8 · 4H2O
H WavelliteAl3(PO4)2(OH,F)3 · 5H2O
OOxygen
O AfmiteAl3(OH)4(H2O)3(PO4)(PO3OH) · H2O
O BerauniteFe2+Fe53+(PO4)4(OH)5 · 6H2O
O CacoxeniteFe243+AlO6(PO4)17(OH)12 · 75H2O
O CrandalliteCaAl3(PO4)(PO3OH)(OH)6
O CryptomelaneK(Mn74+Mn3+)O16
O EleonoriteFe63+(PO4)4O(OH)4 · 6H2O
O Goethiteα-Fe3+O(OH)
O HematiteFe2O3
O KobokoboiteAl6(PO4)4(OH)6 · 11H2O
O Limonite(Fe,O,OH,H2O)
O Matulaite(Fe3+,Al)Al7(PO4)4(PO3OH)2(OH)8(H2O)8 · 8H2O
O QuartzSiO2
O RockbridgeiteFe2+Fe43+(PO4)3(OH)5
O StrengiteFePO4 · 2H2O
O TurquoiseCu(Al,Fe3+)6(PO4)4(OH)8 · 4H2O
O WavelliteAl3(PO4)2(OH,F)3 · 5H2O
AlAluminium
Al AfmiteAl3(OH)4(H2O)3(PO4)(PO3OH) · H2O
Al CacoxeniteFe243+AlO6(PO4)17(OH)12 · 75H2O
Al CrandalliteCaAl3(PO4)(PO3OH)(OH)6
Al KobokoboiteAl6(PO4)4(OH)6 · 11H2O
Al Matulaite(Fe3+,Al)Al7(PO4)4(PO3OH)2(OH)8(H2O)8 · 8H2O
Al TurquoiseCu(Al,Fe3+)6(PO4)4(OH)8 · 4H2O
Al WavelliteAl3(PO4)2(OH,F)3 · 5H2O
SiSilicon
Si QuartzSiO2
PPhosphorus
P AfmiteAl3(OH)4(H2O)3(PO4)(PO3OH) · H2O
P BerauniteFe2+Fe53+(PO4)4(OH)5 · 6H2O
P CacoxeniteFe243+AlO6(PO4)17(OH)12 · 75H2O
P CrandalliteCaAl3(PO4)(PO3OH)(OH)6
P EleonoriteFe63+(PO4)4O(OH)4 · 6H2O
P KobokoboiteAl6(PO4)4(OH)6 · 11H2O
P Matulaite(Fe3+,Al)Al7(PO4)4(PO3OH)2(OH)8(H2O)8 · 8H2O
P RockbridgeiteFe2+Fe43+(PO4)3(OH)5
P StrengiteFePO4 · 2H2O
P TurquoiseCu(Al,Fe3+)6(PO4)4(OH)8 · 4H2O
P WavelliteAl3(PO4)2(OH,F)3 · 5H2O
KPotassium
K CryptomelaneK(Mn74+Mn3+)O16
CaCalcium
Ca CrandalliteCaAl3(PO4)(PO3OH)(OH)6
MnManganese
Mn CryptomelaneK(Mn74+Mn3+)O16
FeIron
Fe BerauniteFe2+Fe53+(PO4)4(OH)5 · 6H2O
Fe CacoxeniteFe243+AlO6(PO4)17(OH)12 · 75H2O
Fe EleonoriteFe63+(PO4)4O(OH)4 · 6H2O
Fe Goethiteα-Fe3+O(OH)
Fe HematiteFe2O3
Fe Limonite(Fe,O,OH,H2O)
Fe Matulaite(Fe3+,Al)Al7(PO4)4(PO3OH)2(OH)8(H2O)8 · 8H2O
Fe RockbridgeiteFe2+Fe43+(PO4)3(OH)5
Fe StrengiteFePO4 · 2H2O
Fe TurquoiseCu(Al,Fe3+)6(PO4)4(OH)8 · 4H2O
CuCopper
Cu TurquoiseCu(Al,Fe3+)6(PO4)4(OH)8 · 4H2O

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
485.4 - 541 Ma



ID: 2917076
Leithsville Formation

Age: Cambrian (485.4 - 541 Ma)

Stratigraphic Name: Leithsville Formation

Description: Medium- to dark-gray, crystalline dolomite, light-olive-gray in places, weathering to light gray and yellowish brown; massive bedded; oolitic; pink to gray, mottled chert and dark-gray chert; thin shale and dolomitic shale interbeds; scattered sand grains; upper part is very shaly.

Comments: Original map source: Pennsylvania Bureau of Topographic and Geologic Survey, Department of Conservation and Natural Resources, Miles, C.E., and Whitfield, T.G., compilers, 2001, Bedrock Geology of Pennsylvania, edition: 1.0, digital map, scale 1:250,000.

Lithology: Major:{dolostone}, Minor:{shale}, Incidental:{chert, sand}

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: 3188605
Mesoproterozoic crystalline metamorphic rocks

Age: Mesoproterozoic (1000 - 1600 Ma)

Lithology: Paragneiss; paragneiss

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)
Rocks & Minerals (1940): 15: 222.
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 960, 964.
Mineralogical Record (1980): Sep-Oct: 311.
Kampf, A.R., Mills, S.J., Rumsey, M.S., Spratt, J. and Favreau, G. (2012) The crystal structure determination and redefinition of matulaite, Fe3+Al7(PO4)4(PO3OH)2(OH)8(H2O)8•8H2O. Mineralogical Magazine, 76(3), 517–534.


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