mineral
Moqui Marble
Hematite-Goethite Concretion
AI-generated identification · may be incorrectHardness of 5.5 to 6.5 on the Mohs scale, brown to reddish-brown or black color, metallic to earthy luster, botryoidal to spherical crystal structure, no cleavage, specific gravity around 4.5 to 5.3
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Physical properties
Hardness of 5.5 to 6.5 on the Mohs scale, brown to reddish-brown or black color, metallic to earthy luster, botryoidal to spherical crystal structure, no cleavage, specific gravity around 4.5 to 5.3
Formation & geological history
Formed through the precipitation of iron oxides around a nucleus of sand grains in sandstone formations, typically occurring in arid regions like the Navajo Sandstone of Utah
Uses & applications
Used in meditation, energy healing, and as a popular curiosity among rock and mineral collectors
Geological facts
Also known as shaman stones or living stones, they are believed by some native cultures to have spiritual properties and are found eroding out of sandstone cliffs in the American Southwest
Field identification & locations
Easily identified by their spherical or discoidal shape and rough, iron-rich sandstone exterior; found primarily in southern Utah, USA
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Epidote | Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH)
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Pegmatite with Tourmaline and Quartz
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Granite
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Septarian Pebble
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