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An amphibole is a large group of structurally similar double silicate minerals, containing various combinations of sodium, calcium, magnesium, iron, and aluminium.
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What is the hardness of Amphibole on the Mohs scale of hardness?
The individual minerals in the Amphibole group are between 5-6 on the Mohs scale.
Does amphibole have cleavage?
2 120,60 degrees
What is the most common member of the amphibole group?
hornblende
What element is principally responsible for making olivine pyroxene amphibole and biotite dark?
iron
Which mineral is hard enough to scratch calcite but not hard enough to scratch amphibole?
Bsjs
What rock contains both amphibole and potassium feldspar?
Granite is a rock containing both amphibole and potassium feldspar.
What is the hardness of Amphibole on the Mohs scale of hardness?
The individual minerals in the Amphibole group are between 5-6 on the Mohs scale.
Does amphibole have cleavage?
2 120,60 degrees
What is the most common member of the amphibole group?
hornblende
What is an arfvedsonite?
An arfvedsonite is a rare sodium amphibole mineral.
What is a double chain silicates?
An Amphibole (eg asbestos).
Amphibole chemical formula?
The Amphibole chemical formula is Mg,Fe,Ca,Na)2-3(Mg,Fe,Al)5(Si,Al)8O22OH2.
What is the mineral of andesite?
plagioclase feldspar, pyroxene, horneblende (amphibole)
Which silicate mineral forms a double chain silicate structure?
amphibole
What is a biopyribole?
A biopyribole is any of the rock-forming minerals pyroxene, amphibole, and mica.
What is Obsidians' composition?
potassiun feldspar, quartz, plagioclase feldspar,biotite, and amphibole.
What physical property can be used to distinguish quartz from amphibole?
Angles of cleavage
