Mud Mica Mine, Alexandria, Grafton Co., New Hampshire, USA

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Mica mine in granite pegmatite, opened in 1883. Produced 90% of sheet mica in New England in 1885.

References

Cameron, E. N. et. al. (1954) Pegmatite Investigations 1942-45, New England (USGS Prof. Paper 255)

Mineral List

Albite
'Albite-Anorthite Series'
Almandine
Beryl

Biotite
Fluorapatite
Hydroxylherderite
Magnetite

Microcline
Muscovite
'Perthite'
Quartz

Schorl
Triphylite

14 entries listed. 11 valid minerals.

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Copyright © Jolyon Ralph and Ida Chau 1993-2011. Jobs in New Hampshire, 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.
Current server date and time: 14th Nov 2011 19:11:00