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What physical property can be used to distinguish quartz from amphibole?

One physical property that can be used to distinguish quartz from amphibole is hardness. Quartz has a hardness of 7 on the Mohs scale, while amphibole minerals like hornblende have a hardness ranging from 5 to 6. Additionally, quartz typically has a glassy luster, while amphibole minerals have a dull to vitreous luster.


What is the most common member of the amphibole group?

The most common member of the amphibole group is hornblende. It is a complex inosilicate mineral that is typically dark green to black in color and has a good cleavage and prismatic habit. Hornblende is commonly found in a variety of igneous and metamorphic rocks.


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.


What is sulfurs cleavage cleavage?

Sulfur's cleavage is imperfect.


Amphibole chemical formula?

The Amphibole chemical formula is Mg,Fe,Ca,Na)2-3(Mg,Fe,Al)5(Si,Al)8O22OH2.


What does hornblende look like?

Hornblende is a dark-colored mineral belonging to the amphibole group. It typically appears as long, black or dark green prismatic crystals with cleavage angles at nearly 60 or 120 degrees. It has a glassy to dull luster and can be found in a variety of igneous and metamorphic rocks.


One way to test a mineral is to break it and see how many directions of what it has?

cleavage....


Does garnet have cleavage or a fracture?

it has no cleavage


Cleavage of emeralds?

imperfect cleavage


Does garnet have cleavage or fracture?

it has no cleavage


What cleavage does pyrite have?

What cleavage does pyrite have