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Tar Hill Mine, Andover Township, Sussex Co., New Jersey, USA

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Latitude & Longitude (WGS84): 41° 0' 44'' North , 74° 43' 25'' West
Latitude & Longitude (decimal): 41.01222,-74.72361
GeoHash:G#: dr6c7d5ct
Locality type:Mine
Köppen climate type:Dfb : Warm-summer humid continental climate


A former Fe mine in magnetite ore located about 3 miles NNE of Andover Borough in Andover Twp. Started before 1855 and worked 1867-1873. Closed before 1855. Featured 6 shafts.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


6 valid minerals.

Detailed Mineral List:

Calcite
Formula: CaCO3
Reference: The iron Mines of NJ (1910), Bayley: 224; NJ State Geol. Ann. Rpts.: (1856): 148; (1900): 177.
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: The iron Mines of NJ (1910), Bayley: 224; NJ State Geol. Ann. Rpts.: (1856): 148.
Ferro-hornblende
Formula: ☐{Ca2}{Fe2+4Al}(AlSi7O22)(OH)2
Reference: The Iron Mines of NJ (1910), Bayley: 224.
'Garnet Group'
Formula: X3Z2(SiO4)3
Reference: The iron Mines of NJ (1910), Bayley: 224; NJ State Geol. Ann. Rpts.: (1856): 148; (1900): 177.
Magnetite
Formula: Fe2+Fe3+2O4
Reference: The iron Mines of NJ (1910), Bayley: 224; NJ State Geol. Ann. Rpts.: (1900): 177.
Pyrite
Formula: FeS2
Reference: The iron Mines of NJ (1910), Bayley: 224; NJ State Geol. Ann. Rpts.: (1856): 148; (1900): 177.
Pyrrhotite
Formula: Fe7S8
Reference: The Iron Mines of NJ (1910), Bayley: 224.

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
'Pyrite'2.EB.05aFeS2
'Pyrrhotite'2.CC.10Fe7S8
Group 4 - Oxides and Hydroxides
'Magnetite'4.BB.05Fe2+Fe3+2O4
Group 5 - Nitrates and Carbonates
'Calcite'5.AB.05CaCO3
Group 9 - Silicates
'Epidote'9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
'Ferro-hornblende'9.DE.10☐{Ca2}{Fe2+4Al}(AlSi7O22)(OH)2
Unclassified Minerals, Rocks, etc.
'Garnet Group'-X3Z2(SiO4)3

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmXp, with m:p = 1:1
Pyrrhotite2.8.10.1Fe7S8
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
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)
Unclassified Minerals, Rocks, etc.
Ferro-hornblende-☐{Ca2}{Fe2+4Al}(AlSi7O22)(OH)2
'Garnet Group'-X3Z2(SiO4)3

List of minerals for each chemical element

HHydrogen
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H Ferro-hornblende☐{Ca2}{Fe42+Al}(AlSi7O22)(OH)2
CCarbon
C CalciteCaCO3
OOxygen
O CalciteCaCO3
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O Ferro-hornblende☐{Ca2}{Fe42+Al}(AlSi7O22)(OH)2
O Garnet GroupX3Z2(SiO4)3
O MagnetiteFe2+Fe23+O4
AlAluminium
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al Ferro-hornblende☐{Ca2}{Fe42+Al}(AlSi7O22)(OH)2
SiSilicon
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si Ferro-hornblende☐{Ca2}{Fe42+Al}(AlSi7O22)(OH)2
Si Garnet GroupX3Z2(SiO4)3
SSulfur
S PyriteFeS2
S PyrrhotiteFe7S8
CaCalcium
Ca CalciteCaCO3
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca Ferro-hornblende☐{Ca2}{Fe42+Al}(AlSi7O22)(OH)2
FeIron
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Fe Ferro-hornblende☐{Ca2}{Fe42+Al}(AlSi7O22)(OH)2
Fe MagnetiteFe2+Fe23+O4
Fe PyriteFeS2
Fe PyrrhotiteFe7S8

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Bayley, William Shirley (1910), The Iron Mines of New Jersey, MacCrellish & Quigley, state printers, 1910: 223-224.
New Jersey State Geologist Annual Report (1855): 147.
New Jersey State Geologist Annual Report (1868): 657-658.
New Jersey State Geologist Annual Report (1873): 88.
New Jersey State Geologist Annual Report (1879): 87.
New Jersey State Geologist Annual Report (1880): 118.
New Jersey State Geologist Annual Report (1883): 145-146.
Spencer, et al (1908).
Manchester, J. G. (1931), The Minerals of New York City & Its Environs, New York Mineral Club Bulletin: 3(1): 94.
Dunn, P.J. (1995), Part 1: 89.


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