Irma Mine, Cropley, Montgomery County, Maryland, USAi
Regional Level Types | |
---|---|
Irma Mine | Mine |
Cropley | Town |
Montgomery County | County |
Maryland | State |
USA | Country |
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Latitude & Longitude (WGS84):
38° 59' 9'' North , 77° 12' 6'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
Place | Population | Distance |
---|---|---|
Potomac | 44,965 (2011) | 3.6km |
Cabin John | 2,280 (2011) | 3.9km |
Glen Echo | 272 (2017) | 5.4km |
McLean | 48,115 (2011) | 6.1km |
Glen Echo Heights | 251 (2006) | 7.2km |
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
Local clubs are the best way to get access to collecting localities
Club | Location | Distance |
---|---|---|
Gem, Lapidary, and Mineral Society of Montgomery County, MD., Inc. | Rockville, Maryland | 12km |
Northern Virginia Mineral Club, Inc. | Arlington, Virginia | 14km |
Southern Maryland Rock and Mineral Club | Clinton, Maryland | 36km |
American Fossil Federation | Bowie, Maryland | 41km |
Maryland Geological Society | Bowie, Maryland | 41km |
Mindat Locality ID:
142909
Long-form identifier:
mindat:1:2:142909:4
GUID (UUID V4):
564abf6a-d076-4154-917f-29f8f9286a2c
An abandoned gold property, one of many in the area tapping northerly trending quartz veins cutting schist of the Cambrian to Proterozoic Mather Gorge Formation, part of what was previously called the Wissahickon Formation.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsGallery:
List of minerals arranged by Strunz 10th Edition classification
Group 4 - Oxides and Hydroxides | |||
---|---|---|---|
ⓘ | Quartz | 4.DA.05 | SiO2 |
Other Databases
Link to USGS MRDS: | 10068006 |
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Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Piedmontia DomainDomain
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