Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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

Tanners Brook monazite deposit, Chester Township, Morris County, New Jersey, USAi
Regional Level Types
Tanners Brook monazite depositDeposit
Chester TownshipTownship
Morris CountyCounty
New JerseyState
USACountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
Latitude & Longitude (WGS84):
40° 46' 59'' North , 74° 43' 0'' West
Latitude & Longitude (decimal):
40.78333,-74.71667
GeoHash:
G#: dr6b5b2up
GRN:
N28W41
Type:
Deposit
Köppen climate type:
Cfa : Humid subtropical climate
Nearest Settlements:
PlacePopulationDistance
Chester1,675 (2017)1.7km
Long Valley1,879 (2017)5.4km
Gladstone2,086 (2017)8.0km
Peapack2,086 (2017)9.0km
Mendham5,001 (2017)9.8km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Morris Museum Mineralogical SocietyMorristown, New Jersey20km
New Jersey Mineralogical Society, IncMountainside, New Jersey33km
Franklin Ogdensburg Mineralogical SocietyFranklin, New Jersey38km
Monroe County Earth Science AssociationStroudsburg, Pennsylvania46km
North Jersey Mineralogical Society, Inc.Paterson, New Jersey48km
Mindat Locality ID:
12966
Long-form identifier:
mindat:1:2:12966:3
GUID (UUID V4):
0


Ref.: US Dept. of Interior Bureau of Mines Report of Investigation (ROI) #6885, Reconnaissance of Yttrium and Rare Earth Resources in Northern New Jersey, Williams, R.L. (1967):22-24. Deposit is monazite-bearing placer gravels along Tanners Brook and is 3½ miles (5 km) long x 400 feet wide and 12 feet deep.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


6 valid minerals.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘIlmenite4.CB.05Fe2+TiO3
Group 8 - Phosphates, Arsenates and Vanadates
ⓘMonazite-(Ce)8.AD.50Ce(PO4)
Group 9 - Silicates
ⓘThorite9.AD.30Th(SiO4)
ⓘZircon9.AD.30Zr(SiO4)
ⓘStaurolite9.AF.30Fe2+2Al9Si4O23(OH)
Unclassified
ⓘ'Pyroxene Group'-ADSi2O6
ⓘ'Garnet Group'-X3Z2(SiO4)3

List of minerals for each chemical element

HHydrogen
Hⓘ StauroliteFe22+Al9Si4O23(OH)
OOxygen
Oⓘ IlmeniteFe2+TiO3
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ Monazite-(Ce)Ce(PO4)
Oⓘ StauroliteFe22+Al9Si4O23(OH)
Oⓘ ThoriteTh(SiO4)
Oⓘ ZirconZr(SiO4)
Oⓘ Pyroxene GroupADSi2O6
Oⓘ Garnet GroupX3Z2(SiO4)3
AlAluminium
Alⓘ StauroliteFe22+Al9Si4O23(OH)
SiSilicon
Siⓘ StauroliteFe22+Al9Si4O23(OH)
Siⓘ ThoriteTh(SiO4)
Siⓘ ZirconZr(SiO4)
Siⓘ Pyroxene GroupADSi2O6
Siⓘ Garnet GroupX3Z2(SiO4)3
PPhosphorus
Pⓘ Monazite-(Ce)Ce(PO4)
TiTitanium
Tiⓘ IlmeniteFe2+TiO3
FeIron
Feⓘ IlmeniteFe2+TiO3
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ StauroliteFe22+Al9Si4O23(OH)
ZrZirconium
Zrⓘ ZirconZr(SiO4)
CeCerium
Ceⓘ Monazite-(Ce)Ce(PO4)
ThThorium
Thⓘ ThoriteTh(SiO4)

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.
Quick NavTopMineral ListOther Regions
 
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 3, 2026 09:36:05 Page updated: August 23, 2025 19:43:17
Go to top of page