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Longnecker Mine, Dillsburg Iron Mines, Dillsburg, York County, Pennsylvania, USAi
Regional Level Types
Longnecker MineMine Zone (Inactive)
Dillsburg Iron MinesMining District (Inactive)
Dillsburg- not defined -
York CountyCounty
PennsylvaniaState
USACountry

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Latitude & Longitude (WGS84):
40° 6' 44'' North , 77° 0' 52'' West
Latitude & Longitude (decimal):
40.11236,-77.01448
GeoHash:
G#: dr1hpqpz2
GRN:
N27W43
Type:
Mine Zone (Inactive) - last checked 2019
Deposit first discovered:
1847
KΓΆppen climate type:
Cfa : Humid subtropical climate
Nearest Settlements:
PlacePopulationDistance
Dillsburg2,569 (2017)1.7km
Franklintown490 (2017)4.1km
Wellsville258 (2017)9.5km
Boiling Springs3,225 (2017)10.5km
Mechanicsburg8,999 (2017)11.3km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Central Pennsylvania Rock and Mineral Club, Inc.Harrisburg, Pennsylvania21km
Mason-Dixon Rock, Mineral, Gemological, & Lapidary ClubHanover, Pennsylvania35km
Mindat Locality ID:
332997
Long-form identifier:
mindat:1:2:332997:2
GUID (UUID V4):
aaa26541-8872-49ed-aa8b-0b164308abb6
Other/historical names associated with this locality:
Logan Mine


One of a group of 30 pits and underground mines. The mines are on private property and permission should be granted before entering. Location is approximate.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


11 valid minerals.

Detailed Mineral List:

β“˜ 'Apatite Group'
β“˜ Calcite
Formula: CaCO3
β“˜ Chalcopyrite
Formula: CuFeS2
β“˜ 'Chlorite Group'
β“˜ Datolite
Formula: CaB(SiO4)(OH)
β“˜ 'Garnet Group'
Formula: X3Z2(SiO4)3
β“˜ Hematite
Formula: Fe2O3
β“˜ Magnetite
Formula: Fe2+Fe3+2O4
β“˜ Malachite
Formula: Cu2(CO3)(OH)2
β“˜ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
β“˜ Orthoclase
Formula: K(AlSi3O8)
β“˜ Pyrite
Formula: FeS2
β“˜ 'Pyroxene Group'
Formula: ADSi2O6
β“˜ Quartz
Formula: SiO2
β“˜ Talc
Formula: Mg3Si4O10(OH)2

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
β“˜Chalcopyrite2.CB.10aCuFeS2
β“˜Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
β“˜Magnetite4.BB.05Fe2+Fe3+2O4
β“˜Hematite4.CB.05Fe2O3
β“˜Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
β“˜Calcite5.AB.05CaCO3
β“˜Malachite5.BA.10Cu2(CO3)(OH)2
Group 9 - Silicates
β“˜Datolite9.AJ.20CaB(SiO4)(OH)
β“˜Talc9.EC.05Mg3Si4O10(OH)2
β“˜Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
β“˜Orthoclase9.FA.30K(AlSi3O8)
Unclassified
β“˜'Chlorite Group'-
β“˜'Pyroxene Group'-ADSi2O6
β“˜'Garnet Group'-X3Z2(SiO4)3
β“˜'Apatite Group'-

List of minerals for each chemical element

HHydrogen
Hβ“˜ DatoliteCaB(SiO4)(OH)
Hβ“˜ MalachiteCu2(CO3)(OH)2
Hβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Hβ“˜ TalcMg3Si4O10(OH)2
BBoron
Bβ“˜ DatoliteCaB(SiO4)(OH)
CCarbon
Cβ“˜ CalciteCaCO3
Cβ“˜ MalachiteCu2(CO3)(OH)2
OOxygen
Oβ“˜ CalciteCaCO3
Oβ“˜ DatoliteCaB(SiO4)(OH)
Oβ“˜ HematiteFe2O3
Oβ“˜ MagnetiteFe2+Fe23+O4
Oβ“˜ MalachiteCu2(CO3)(OH)2
Oβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Oβ“˜ OrthoclaseK(AlSi3O8)
Oβ“˜ QuartzSiO2
Oβ“˜ TalcMg3Si4O10(OH)2
Oβ“˜ Pyroxene GroupADSi2O6
Oβ“˜ Garnet GroupX3Z2(SiO4)3
MgMagnesium
Mgβ“˜ TalcMg3Si4O10(OH)2
AlAluminium
Alβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Alβ“˜ OrthoclaseK(AlSi3O8)
SiSilicon
Siβ“˜ DatoliteCaB(SiO4)(OH)
Siβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Siβ“˜ OrthoclaseK(AlSi3O8)
Siβ“˜ QuartzSiO2
Siβ“˜ TalcMg3Si4O10(OH)2
Siβ“˜ Pyroxene GroupADSi2O6
Siβ“˜ Garnet GroupX3Z2(SiO4)3
SSulfur
Sβ“˜ ChalcopyriteCuFeS2
Sβ“˜ PyriteFeS2
KPotassium
Kβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Kβ“˜ OrthoclaseK(AlSi3O8)
CaCalcium
Caβ“˜ CalciteCaCO3
Caβ“˜ DatoliteCaB(SiO4)(OH)
FeIron
Feβ“˜ ChalcopyriteCuFeS2
Feβ“˜ HematiteFe2O3
Feβ“˜ MagnetiteFe2+Fe23+O4
Feβ“˜ PyriteFeS2
CuCopper
Cuβ“˜ ChalcopyriteCuFeS2
Cuβ“˜ MalachiteCu2(CO3)(OH)2

Other Regions, Features and Areas containing this locality

North America PlateTectonic Plate

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Hotz, P.E. (1950) Diamond-drill exploration of the Dillsburg magnetite deposits, York County, Pennsylvania. U.S. Geological Survey Bulletin 969-A, 27 pages.
Hotz, P.E. (1950) Diamond-drill exploration of the Dillsburg magnetite deposits, York County, Pennsylvania. U.S. Geological Survey Bulletin 969-A, plate 03.
Rose, A. W. (1970) Atlas of Pennsylvania's Mineral Resources - Metal mines and occurrences in Pennsylvania. Mineral Resource Report M50-3, Pennsylvania Geological Survey.p.12
Geyer, A.R., Smith,R.C., Barnes,J.H. (1976) Mineral collecting in Pennsylvania (4th ed.). Commonwealth of Pennsylvania, Department of Environmental Resources, Topographic and Geologic Survey, 260 pages, at pp.218-219.
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