Calcite, chrome-Tourmaline - image 1
Photo by Tom Spann

Calcite, chrome-Tourmaline

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Calcite on chrome-tourmaline, 4.5 cm, from the Merelani mine, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania. Will Johnson collection; Tom Spann photo. Reference: Wilson et al. (2009).

Product details

SpeciesCalcite, Tourmaline
SizeMiniature
Dimensions4.5 cm
Added on02/13/2026
LocalityTanzania, Manyara Region, Merelani Hills
Publications
  • Mineralogical Record Flawless Beauty page 120
Current owner
Will Johnson

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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.
Calcite
Regional guide
Calcite from Merelani Hills
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Locality guide
Merelani Hills
A collector's guide to Merelani Hills, Tanzania: its geology, mining history and notable minerals, illustrated with the 806 specimens documented from this locality on EarthWonders.