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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Cabin John, Montgomery County, Maryland, USAi
Regional Level Types
Cabin JohnCensus-designated Place
Montgomery CountyCounty
MarylandState
USACountry

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Latitude & Longitude (WGS84):
38° 58' 29'' North , 77° 9' 31'' West
Latitude & Longitude (decimal):
38.97476,-77.15870
GRN:
N26W44
Type:
Census-designated Place
Köppen climate type:
Cfa : Humid subtropical climate
Nearest Settlements:
PlacePopulationDistance
Cabin John2,280 (2011)0.1km
Glen Echo272 (2017)1.5km
Glen Echo Heights251 (2006)3.4km
McLean48,115 (2011)4.8km
Brookmont3,468 (2011)4.9km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Northern Virginia Mineral Club, Inc.Arlington, Virginia11km
Gem, Lapidary, and Mineral Society of Montgomery County, MD., Inc.Rockville, Maryland12km
Southern Maryland Rock and Mineral ClubClinton, Maryland32km
American Fossil FederationBowie, Maryland37km
Maryland Geological SocietyBowie, Maryland37km
Mindat Locality ID:
412786
Long-form identifier:
mindat:1:2:412786:7
GUID (UUID V4):
0


An area in south Montgomery County.

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Rock list contains entries from the region specified including sub-localities

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Alphabetical List Tree Diagram

List of minerals for each chemical element

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Cabin_John,_Maryland
Wikidata ID:Q586576
GeoNames ID:4350013

Localities in this Region

USA

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate

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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