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Home > Fluorapophyllite

Fluorapophyllite

Fluorapophyllite

Fluorapophyllite

Fluorapophyllite

Fluorapophyllite

Fluorapophyllite

A species of Apophyllite Group, Also known as Apophyllite-KF

The crystal-clear nature of fluorapophyllite makes it a perfect selection for collectors; it is easily found and reasonably affordable. Occasionally when fluorapophyllite has a trace amount of iron, it can morph into a grassy green color. When this discoloration occurs, specimen value skyrockets.

Hardness:

4.5 - 5

Density:

2.3 - 2.4 g/cm³

General Info About Fluorapophyllite

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Physical Properties of Fluorapophyllite

Luster

Pearly, Vitreous

Diaphaneity

Transparent to translucent

Colors

Colorless, pale green, aquamarine, white, pink, yellow

Magnetism

Non-magnetic

Tenacity

Brittle

Cleavage

Perfect

Fracture

Uneven

Streak

White

Crystal System

Tetragonal

Hardness

4.5 - 5 , Soft

Density

2.3 - 2.4 g/cm³, Normal Weight

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Chemical Properties of Fluorapophyllite

Chemical Classification

Silicates

Formula

KCa₄Si₈O₂₀(F, OH)·8(H₂O)

Common Impurities

Al, Na

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Rarity

Rare

Characteristics of Fluorapophyllite

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Cultural Significance of Fluorapophyllite

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Distribution of Fluorapophyllite

Fluorapophyllite is also found in New Jersey of the United States. This mineral is found as a secondary mineral in vesicles in volcanic rocks such as basalt.

Etymology of Fluorapophyllite

It gets the first half of its name, "fluor", from containing more fluorine than hydroxide compared to the other minerals in the apophyllite group.

Common Questions People Also Ask

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What is the hardness of fluorapophyllite?

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