igneous
Dalmatian Stone
Dalmatian Stone (formerly called Dalmatian Jasper)
Hardness: 5-7 on Mohs scale; Color: Creamy white to pale gray background with black or brownish-black spots; Luster: Vitreous to dull; Crystal structure: Microcrystalline aggregate; Cleavage: None
- Hardness
- 5-7 on Mohs scale
- Luster
- Vitreous to dull
Identified More igneous →
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Physical properties
Hardness: 5-7 on Mohs scale; Color: Creamy white to pale gray background with black or brownish-black spots; Luster: Vitreous to dull; Crystal structure: Microcrystalline aggregate; Cleavage: None
Formation & geological history
An igneous rock composed of feldspar (mesoperthite), quartz, and black spots of arfvedsonite. It forms from the cooling of magma and is primarily sourced from Chihuahua, Mexico.
Uses & applications
Primarily used for decorative purposes, carvings, cabochons for jewelry, and as a popular palm stone for collectors and metaphysical enthusiasts.
Geological facts
Although widely called 'Dalmatian Jasper', it is not actually a jasper (which is a variety of chalcedony). It is technically an igneous rock primarily composed of feldspars and quartz.
Field identification & locations
Identify by its distinctive black spots on a white-to-cream background, similar to a Dalmatian dog coat. It is most commonly found in Mexico and is widely available in rock shops.
