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Lead Hill mines (Chilson Hill mine), Ticonderoga, Ticonderoga Township, Essex Co., New York, USA

Latitude: 43°54'N
Longitude: 73°28'W
Located 3 miles West of Ticonderoga. Started before 1842. Mineralization is a vein in gneiss and a contact of limestone and pegmatitic granite. Workings featured numerous pits, including: "Woodchuck" workings (3 irregular shafts); "Young Lion" pit (large underground chamber); "Old Lion" tunnel; "Higher" workings; "Fryatt" workings; "6th. set of workings" & the "Old Indian" workings (now lost).

References

Nason, Frank (1888). Pyroxenes from the Mineral Locality at Chilson Hill, Ticonderoga, N.Y. (Bulletin of the New York State Museum Bulletin, No.4.)

Alling, Harold L. (1917). The Adirondack Graphite Deposits. New York State Museum Bulletin No. 199, Fig. 1, 8, 23-31.

Economic Geology 5: 147-148.

Mineral List

'Apatite'
Biotite
Calcite
'Feldspar Group'
'Garnet'
Graphite
Meionite
'Pyroxene Group'
Quartz
Titanite
'Tourmaline'


11 entries listed. 5 valid minerals.

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Copyright © Jolyon Ralph and Ida Chau 1993-2011. Jobs in New York, USA Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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