- Actinolite - Wikipedia
Actinolite is commonly found in metamorphic rocks, such as contact aureoles surrounding cooled intrusive igneous rocks It also occurs as a product of metamorphism of magnesium-rich limestones
- Actinolite: Mineral information, data and localities.
It is an important indicator mineral of the greenschist facies, and many petrologists use the actinolite-pumpellyite facies to describe a defined set of pressure and temperature conditions It has therefore been decided to keep the mineral actinolite
- Actinolite Meanings and Crystal Properties - The Crystal Council
Actinolite is an amphibole silicate mineral that crystallizes in the form of long blades or a skinny needle like structure This crystal is mainly found in its distinct dark green color, but can also be seen as white, yellow, grey or black This mineral was first recorded back in 1794 by R Kirwan
- Actinolite - ALEX STREKEISEN
A variety of actinolite, nephrite, is one of the two minerals called jade Nephrite is more abundant than jadeite and has few color varieties, ranging only from creamy white to green
- Actinolite Mineral Information - Silicate mineral
Actinolite is a variety of asbestos, occurring in long, slender, needlelike crystals and also in fibrous, radiated, or columnar forms in metamorphic rocks (such as schists) and in altered igneous rocks
- Actinolite: The amphibole mineral Actinolite information and pictures
Detailed description, properties, locality information guide about the mineral actinolite (byssolite and nephrite)
- Actinolite | Silicate, Greenstone, Amphibole | Britannica
Actinolite, an amphibole mineral in the tremolite-actinolite series of calcium, magnesium, and iron silicates The minerals in this series are abundant in regionally metamorphosed rocks, such as schists
- Actinolite Mineral Data
From the Greek, aktinos, meaning "ray" in allusion to actinolite's fibrous nature Comments: Sharp, floater actinolite crystal with a slight green tint Location: Namibian dessert, more or less due West of Uis, Namibia Scale: 8 5 x 2 5 x 2 cm Green, Green black, Gray green, Black
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