Nontronite with Calcite, Hollandite - image 1
Nontronite with Calcite, Hollandite - image 2
specimen video

Nontronite with Calcite, Hollandite

Unknown Owner
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Neat example for the species with yellow green crystalline nontronite throughout open pockets to 4.0 cm in size throughout this matrix. Minor calcite and hollandite present as well.

Product details

Species
CalciteAbout Calcite →
SizeCabinet
Dimensions12.5 x 7.0 x 5.0 cm
Added on01/21/2025
Locality
Spain, Catalonia, Girona

Known provenance

DateCollectorAcquisition price
02/2025Unknown Owner$65.00
—Weinrich MineralsNot disclosed

Learn more

Calcite
Mineral guide
Learn about Calcite
diverse shapes, colors, and optical quirks; widely available yet scarce elite pieces from Elmwood and Charcas drive collecting value and display.
Regional guide
Calcite from Girona
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