Thorogummite: Maromby pegmatite, Ambatondrazaka District, Alaotra-Mangoro, Madagascar

Description

Species: Thorogummite

Locality: Maromby pegmatite, Ambatondrazaka District, Alaotra-Mangoro, Madagascar

Dimensions: 2.1 x 1.5 x 0.8 cm, ~4 grams

Ex. Greg Boles Collection

Nice specimen of this rare mineral from an unusual Malagasy locality. Mounted in a perky box for display. Measures ~25,000 CPM on my Ludlum Model 3 Counter with the 44-9 probe. Rare!