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!
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Squier's Mine, West Milford Township, Passaic County, New Jersey, USAi
Regional Level Types
Squier's MineMine
West Milford TownshipTownship
Passaic CountyCounty
New JerseyState
USACountry

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Latitude & Longitude (WGS84):
41° 10' North , 74° 22' West
Latitude & Longitude (decimal):
Type:
Nearest Settlements:
PlacePopulationDistance
West Milford26,968 (2017)3.9km
Highland Lake4,933 (2017)7.6km
Greenwood Lake3,113 (2017)8.7km
Warwick6,823 (2017)10.0km
Ringwood12,448 (2017)11.7km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Franklin Ogdensburg Mineralogical SocietyFranklin, New Jersey19km
Orange County Mineral SocietyMiddletown, New York31km
North Jersey Mineralogical Society, Inc.Paterson, New Jersey32km
Morris Museum Mineralogical SocietyMorristown, New Jersey42km
Mindat Locality ID:
12927
Long-form identifier:
mindat:1:2:12927:4
GUID (UUID V4):
0
Other/historical names associated with this locality:
Centennial Mine


A former Fe mine in magnetite ore located near the New York state line along the Warwick (NY) to Greenwood Lake Road (present day Upper Greenwood Lake area). Started 1875 and closed 1879. Reopened 1880. Ore deposit was 5 veins about 5 feet wide (end of drift stripping. Ore vein also described as 12 to 38 (4 to 12 meters) wide. Workings were 8 pits and crosscuts. Produced an estimated total of 2,200 tons ore.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


4 valid minerals.

Detailed Mineral List:

Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
'Feldspar Group'
Magnetite
Formula: Fe2+Fe3+2O4
Pyrite
Formula: FeS2
Quartz
Formula: SiO2

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Magnetite4.BB.05Fe2+Fe3+2O4
Quartz4.DA.05SiO2
Group 9 - Silicates
Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Unclassified
'Feldspar Group'-

List of minerals for each chemical element

HHydrogen
H Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
OOxygen
O Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
O MagnetiteFe2+Fe23+O4
O QuartzSiO2
AlAluminium
Al Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
SiSilicon
Si Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Si QuartzSiO2
SSulfur
S PyriteFeS2
CaCalcium
Ca Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
FeIron
Fe Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fe MagnetiteFe2+Fe23+O4
Fe PyriteFeS2

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.

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