Ruby in marble - image 1

Ruby in marble

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Ruby in marble, 8 cm, from the Bai May mine, near An Phu, Luc Yen district, Yen Bai Province, Vietnam. In daylight (left), under longwave ultraviolet light (right). From Dudley Blauwet (Mountain Minerals International).

Product details

SpeciesRuby
SizeSmall Cabinet
Dimensions8.0 cm
Added on02/13/2026
Publications
  • Mineralogical Record Mineral Collections In Pacific Northwest page 100

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Ruby
Mineral guide
Learn about Ruby
red corundum known for vivid pigeon-blood color, 9 Mohs hardness, and dramatic matrix on marble or zoisite; prized for rarity and notable localities.
Ruby
Regional guide
Ruby from Luc Yen, Vietnam
Luc Yen ruby, Vietnam — marble-hosted pink-red to purplish corundum in white marble, famed for crystal form, luster, and matrix prized by collectors.