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Natrolite: July 2013 Mineral of the Month


Natrolite: June Mineral of the Month

Mineral Name: Natrolite
Specimen Number: 012
Record ID: 2188
Locality Nickname: Germantown, Pennsylvania
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About the Collection:

From the birthplace of our country, a specimen from the Germantown section of Philadelphia, Pennsylvania, USA.  Natrolite Na2AI2SI3010 · 2H2O from the tectosilicate zeolite group.