David K. Joyce

Johannsenite

$40.00
7.2x6.7x5.2 cm
Iron Cap Mine
Aravaipa, Graham County
Arizona, USA

JohannseniteJohannsenite

Item number: 28707

This cavity is lined with very long, 10mm or so, johannsenite crystals but only 2-3mm or so protrude into the cavity. Johannsenite is a manganese rich, relatively rare member of the amphibole group.