Minerals of the Chickering Mine Walpole, NH            GYPSUM   CaSO4 · 2H2O         Back to Chickering front page.
Specimen owner ID's (capitals): TM = Tom Mortimer, BW = Bob Wilken, BJ = Bob Janules, PC = Peter Cristofono, AW = Anna Wilken
Photographer ID's (lower case).
Identification: Visual. Gypsum is found with weathering sulfides at the Chickering Mine.
Discussion:
Highslide JS
GYPSUM      0.5 mm cluster of gypsum crystals      TM     Photo: GYP_1   [tm]
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GYPSUM      2 mm field of view      BW     Photo: GYP_2   [bw]
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GYPSUM      0.3 mm gypsum crystal      TM     Photo: Gypsum7   [tm]
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GYPSUM      0.1 mm gypsum crystal      TM     Photo: Gypsum7   [tm]