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Unnamed Granite quarry, Concord, Merrimack Co., New Hampshire, USA

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List of minerals arranged by Dana 8th Edition classification

Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite	71.2.2a.1	KAl₂(AlSi₃O₁₀)(OH)₂
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO₂ with [4] coordinated Si
Quartz	75.1.3.1	SiO₂
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Microcline	76.1.1.5	KAlSi₃O₈

3 entries listed. 3 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: 8th Jun 2011 11:59:19