At-A-Glance
Country of Origin
NY
United States
Contributors
Charles Dahlgren
Photos
Essential Information
Specimen ID
1241
Mineral Name
Orthoclase
Chemical Formula
Subcollection
Captain Charles Bunker Dahlgren
Additional Details
Specimen Number
089
Notes for Researchers
Probably Ft. George on Upper Manhattan
Physical Description
Large light gray grain in granite, with quartz and yellow muscovite
Geographic Origin
Locality Nickname
Fort George, New York City
Locality Lat/Long
40.8582679, -73.9318299
MinDat Locality URL
Additional Details
Geographic Features
Fort George
Manhattan Island