DESCRIPTION: | No. 77411
|
Mineral: | Quartz pseudomorphs after Anhydrite with Calcite
|
Locality: | Houdaille Quarry (Consolidated Quarry), Little Falls Twp., north of Montclair State University, Essex County, New Jersey |
Description: | Many well defined brown quartz pseudomorphs after prismatic anhydrite crystals to 30 mm with overgrowth of transparent colorless calcite crystals to 2 mm. Anhydrite formed first, was coated with quartz, anhydrite dissolved, calcite grew last. Collected ca. 1980 |
Overall Size: | 11x7.5x4 cm |
Crystals: | 10-30 mm pseudos |
Archived: | For reference only |
Buy similar: | Minerals from New York & New Jersey, USA > Pseudomorphs (False Form) |