Island Mine, Alstead, Cheshire Co., New Hampshire, USA

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List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Quartz	4.DA.05	SiO2
Group 8 - Phosphates, Arsenates and Vanadates
Fluorapatite	8.BN.05	Ca5(PO4)3F
Group 9 - Silicates
Almandine	9.AD.25	Fe2+3Al2(SiO4)3
Beryl	9.CJ.05	Be3Al2(Si6O18)
var: Aquamarine	9.CJ.05	Be3Al2Si6O18
var: Goshenite	9.CJ.05	Be3Al2(Si6O18)
var: Heliodor	9.CJ.05	Be3Al2(Si6O18)
Microcline	9.FA.30	KAlSi3O8
Muscovite	9.EC.15	KAl2(AlSi3O10)(OH)2
Schorl	9.CK.05	Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Unclassified Minerals
'Albite-Anorthite Series'	-
Biotite	-

12 entries listed. 10 valid minerals.