Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Gridley Mine, Amenia (Ameniaville), Dutchess County, New York, USAi
Regional Level Types
Gridley MineMine
Amenia (Ameniaville)- not defined -
Dutchess CountyCounty
New YorkState
USACountry

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PhotosMapsSearch
Latitude & Longitude (WGS84):
41° 51' 2'' North , 73° 33' 42'' West
Latitude & Longitude (decimal):
41.85083,-73.56167
GRN:
N28W40
Type:
Mine
Köppen climate type:
Dfa : Hot-summer humid continental climate
Nearest Settlements:
PlacePopulationDistance
Amenia955 (2017)0.4km
Sharon729 (2017)7.7km
Millerton940 (2017)12.2km
Dover Plains1,323 (2017)12.2km
Millbrook1,425 (2017)13.2km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Mid-Hudson Valley Gem and Mineral Society Inc.Poughkeepsie, New York34km
Mindat Locality ID:
20492
Long-form identifier:
mindat:1:2:20492:8
GUID (UUID V4):
0


A former Fe occurrence/mine in goethite and siderite ores, situated immediately south of the Amenia Mine, both now flooded. A sketch map of both is available here: https://www.mindat.org/photo-879824.html

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


2 valid minerals.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘGoethite4.00.Fe3+O(OH)
Group 5 - Nitrates and Carbonates
ⓘSiderite5.AB.05FeCO3
Unclassified
ⓘ'Limonite'-

List of minerals for each chemical element

HHydrogen
Hⓘ GoethiteFe3+O(OH)
CCarbon
Cⓘ SideriteFeCO3
OOxygen
Oⓘ GoethiteFe3+O(OH)
Oⓘ SideriteFeCO3
FeIron
Feⓘ GoethiteFe3+O(OH)
Feⓘ SideriteFeCO3

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

Putnam. (1880). Mining Industries of the U. S. Tenth Census: 15.
Hobbs, William Herbert. (1907), The Iron Ores of the Salisbury District of Connecticut, New York and Massachusetts. Economic Geology: 2: 153-181.
Newland, David H. (1919), The Mineral Resources of the State of New York, New York State Museum Bulletin 223, 224 (July-August 1919): 136.
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