Vote for your favorite mineral in #MinCup26! - Cuprite vs. Halite
While externally similar shapes, these two minerals are very different inside.
Log InRegister
Quick Links : The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsThe Rock H. Currier Digital LibraryGeologic TimeExplore Fossils
Minerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral QuizTime Machine
Photo SearchPhoto GalleriesSearch by ColorPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Hamburg Mine, Franklin Mine, Franklin, Sussex County, New Jersey, USAi
Regional Level Types
Hamburg MineMine
Franklin MineMine (Abandoned)
FranklinBorough
Sussex CountyCounty
New JerseyState
USACountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
Latitude & Longitude (WGS84):
41° 7' 11'' North , 74° 35' 11'' West
Latitude & Longitude (decimal):
Type:
Nearest Settlements:
PlacePopulationDistance
Franklin4,855 (2017)0.5km
Hamburg3,155 (2017)3.8km
Ogdensburg2,286 (2017)4.3km
Sussex2,043 (2017)10.1km
Vernon Center1,713 (2017)10.3km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Franklin Ogdensburg Mineralogical SocietyFranklin, New Jersey1km
Morris Museum Mineralogical SocietyMorristown, New Jersey37km
Orange County Mineral SocietyMiddletown, New York39km
North Jersey Mineralogical Society, Inc.Paterson, New Jersey41km
Mindat Locality ID:
8826
Long-form identifier:
mindat:1:2:8826:1
GUID (UUID V4):
0
Other/historical names associated with this locality:
Hamburg Road Mine


An early mine excavation into the Franklin orebody West vein outcrop near its northern end. This mine was notable for the occurrence of hawleyite.

This locality is within the Franklin Mining District. The complete list of mineral species occurring within this district, as well as the official boundaries of the district, can be found under the locality file for "Franklin Mining District."

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


13 valid minerals. 2 (TL) - type locality of valid minerals.

Detailed Mineral List:

ⓘ Calcite
Formula: CaCO3
References:
ⓘ Fluorapatite
Formula: Ca5(PO4)3F
References:
ⓘ Franklinite
Formula: Zn2+Fe3+2O4
ⓘ Hawleyite
Formula: CdS
ⓘ Hodgkinsonite (TL)
Formula: Mn2+Zn2(SiO4)(OH)2
Type Locality:
Fluorescence: None.
Description: Occurs in ore within the Franklin orebody.
References:
ⓘ Pyrochroite
Formula: Mn(OH)2
Description: Occurs in ore within the Franklin orebody.
References:
ⓘ Pyrrhotite
Formula: Fe1-xS
ⓘ Rhodochrosite
Formula: MnCO3
Description: Occurs as a secondary mineral in veins in ore within the Franklin orebody.
References:
ⓘ Sphalerite
Formula: ZnS
Description: Occurs in ore within the Franklin orebody.
✪ Sussexite (TL)
Formula: Mn2+BO2(OH)
Type Locality:
Description: Occurs as a secondary mineral in veins in ore within the Franklin orebody.
References:
✪ Willemite
Formula: Zn2SiO4
Fluorescence: Green (SW).
References:
ⓘ Wollastonite
Formula: Ca3(Si3O9)
References:
ⓘ Zincite
Formula: ZnO

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘHawleyite2.CB.05aCdS
ⓘSphalerite2.CB.05aZnS
ⓘPyrrhotite2.CC.10Fe1-xS
Group 4 - Oxides and Hydroxides
ⓘZincite4.AB.20ZnO
ⓘFranklinite4.BB.05Zn2+Fe3+2O4
ⓘPyrochroite4.FE.05Mn(OH)2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘRhodochrosite5.AB.05MnCO3
Group 6 - Borates
ⓘSussexite (TL)6.BA.15Mn2+BO2(OH)
Group 8 - Phosphates, Arsenates and Vanadates
ⓘFluorapatite8.BN.05Ca5(PO4)3F
Group 9 - Silicates
ⓘWillemite9.AA.05Zn2SiO4
ⓘHodgkinsonite (TL)9.AE.20Mn2+Zn2(SiO4)(OH)2
ⓘWollastonite9.DG.05Ca3(Si3O9)

List of minerals for each chemical element

HHydrogen
Hⓘ HodgkinsoniteMn2+Zn2(SiO4)(OH)2
Hⓘ PyrochroiteMn(OH)2
Hⓘ SussexiteMn2+BO2(OH)
BBoron
Bⓘ SussexiteMn2+BO2(OH)
CCarbon
Cⓘ CalciteCaCO3
Cⓘ RhodochrositeMnCO3
OOxygen
Oⓘ CalciteCaCO3
Oⓘ FluorapatiteCa5(PO4)3F
Oⓘ FrankliniteZn2+Fe23+O4
Oⓘ HodgkinsoniteMn2+Zn2(SiO4)(OH)2
Oⓘ PyrochroiteMn(OH)2
Oⓘ RhodochrositeMnCO3
Oⓘ SussexiteMn2+BO2(OH)
Oⓘ WillemiteZn2SiO4
Oⓘ WollastoniteCa3(Si3O9)
Oⓘ ZinciteZnO
FFluorine
Fⓘ FluorapatiteCa5(PO4)3F
SiSilicon
Siⓘ HodgkinsoniteMn2+Zn2(SiO4)(OH)2
Siⓘ WillemiteZn2SiO4
Siⓘ WollastoniteCa3(Si3O9)
PPhosphorus
Pⓘ FluorapatiteCa5(PO4)3F
SSulfur
Sⓘ HawleyiteCdS
Sⓘ PyrrhotiteFe1-xS
Sⓘ SphaleriteZnS
CaCalcium
Caⓘ CalciteCaCO3
Caⓘ FluorapatiteCa5(PO4)3F
Caⓘ WollastoniteCa3(Si3O9)
MnManganese
Mnⓘ HodgkinsoniteMn2+Zn2(SiO4)(OH)2
Mnⓘ PyrochroiteMn(OH)2
Mnⓘ RhodochrositeMnCO3
Mnⓘ SussexiteMn2+BO2(OH)
FeIron
Feⓘ FrankliniteZn2+Fe23+O4
Feⓘ PyrrhotiteFe1-xS
ZnZinc
Znⓘ FrankliniteZn2+Fe23+O4
Znⓘ HodgkinsoniteMn2+Zn2(SiO4)(OH)2
Znⓘ SphaleriteZnS
Znⓘ WillemiteZn2SiO4
Znⓘ ZinciteZnO
CdCadmium
Cdⓘ HawleyiteCdS

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate
USA

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

 
and/or  
Mindat.org® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Mindat® and mindat.org® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: September 29, 2026 14:11:32 Page updated: December 25, 2025 05:37:14
Go to top of page