|AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from New Jersey > Quartz pseudomorphs after Anhydrite with Chamosite
|Quartz pseudomorphs after Anhydrite with Chamosite
|Prospect Park Quarry, Prospect Park, Passaic County, New Jersey
|Hollow quartz epimorphs after slender anhydrite crystals to 40 mm long, with scattered black chamosite microcrystals. The anhydrite formed first, then was overgrown by quartz crystals, finally the anhydrite dissolved away leaving the hollow formations. Ex. Steve Chamberlain collection #6888; ex. Ken Walling in 1985; ex. John Geiges collection #882; acquired in 2003 from M. Walter
|10-40 mm pseudos
|For reference only
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