Greenstone
A variety of Metamorphic
Uncommon
What is Greenstone?
Greenstone is a field term used to describe any dense, dark-green altered or metamorphosed basic igneous rock. The distinctive green color of greenstone is typically caused by the presence of epidote, actinolite, or chlorite.
Greenstone Market Value Calculator
Estimate the market value of Greenstone using size, quality, and finish. This preview calculator is for quick context and is not a formal appraisal.
Greenstone Localities Map
See where Greenstone is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Map preview
North ZoneCentral RidgeSouth Basin
Key Characteristics
Composition of Greenstone
Chlorite Group, Actinolite, Epidote
Quick Facts
Physical Properties
- Color
- Green
- Density
- 2.8 - 3.2 g/cm³
Also Known As
GreenstoneNew Zealand jade
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