EX89Y3: Witherite with Alstonite - Minerva I Mine, Illinois USA
Witherite with Alstonite

Minerva I Mine, Ozark-Mahoning group, Cave-in-Rock Sub-District, Hardin County, Illinois  USA

Specimen size: 5.4 × 4.8 × 3.5 cm = 2.13” × 1.89” × 1.38”
Main crystal size: 3 × 2.6 cm = 1.18” × 1.02”

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