Nontronite with Calcite, Hollandite

Unknown Owner
Yellowish green crystalline nontronite lining an open pockets across this matrix with calcite and hollandite. Nice display specimen for the species.

Product details

SizeSmall Cabinet
Dimensions10.0 x 6.0 x 6.0 cm
Added on02/02/2025

Known provenance

DateCollectorAcquisition price
Unknown Owner$55.00
Weinrich MineralsNot disclosed