Datolite

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Datolite nodule (polished), 2.5 cm, from Keweenaw Point, Keweenaw County, Michigan. Larry Maltby photo.

Product details

SpeciesDatolite
SizeThumbnail
Dimensions2.5 cm
Added on02/13/2026
Publications
  • Mineralogical Record Mineral Collections In American Midwest page 133

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Datolite
Mineral guide
Learn about Datolite
calcium borosilicate with glassy crystals and Keweenaw nodules; forms in hydrothermal and skarn systems, prized for color variety and luster.
Regional guide
Datolite from Keweenaw County
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