Halite Rock Salt Mineral Specimen UK Natural Cubic Crystal Geological Sample

Genuine Halite Rock Salt Mineral Specimen from the United Kingdom

This authentic Halite (Rock Salt) mineral specimen from the UK is a fascinating example of one of the most recognisable evaporite minerals in the world. Known for its distinctive cubic crystal structure and geological significance, halite is a classic mineral for collectors, students, and enthusiasts of Earth science.

The photographs show the actual specimen you will receive, allowing you to see its natural form, structure, and surface characteristics. Please refer to the images for full sizing and scale.

This crystal is a genuine mineral specimen and includes a Certificate of Authenticity lifetime guarantee generic card, confirming its natural origin.

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Mineral Species & Scientific Classification

Halite is the mineral form of sodium chloride and is commonly referred to as rock salt.

Scientific details:

• Mineral Name: Halite

• Common Name: Rock Salt

• Chemical Formula: NaCl (Sodium Chloride)

• Mineral Group: Halides

• Crystal System: Isometric (Cubic)

• Hardness: 2–2.5 on the Mohs scale

• Cleavage: Perfect cubic cleavage (three directions at 90°)

• Lustre: Vitreous

• Transparency: Transparent to translucent

Halite is one of the best examples of cubic crystal symmetry in the mineral kingdom, often forming naturally as sharply defined cubes.

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Geological Formation & UK Deposits

Halite forms through the evaporation of saline water, typically in restricted basins such as inland seas, salt lakes, or coastal lagoons. As water evaporates, dissolved salts become concentrated and eventually crystallise out of solution.

Over geological time, thick evaporite deposits can accumulate and become buried beneath layers of sediment. In the UK, halite deposits are historically associated with regions such as Cheshire and other areas with ancient evaporitic basins.

These environments create:

• Massive salt beds

• Cubic crystal growth

• Clear to cloudy crystal structures

• Occasional natural inclusions

Halite’s formation process makes it an important mineral for understanding sedimentary geology and past environmental conditions.

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Crystal Structure, Colour & Natural Features

Halite is most famous for its natural cubic crystal habit. Specimens may display:

• Clear or milky white cubic crystals

• Slight grey or pinkish tones from trace impurities

• Transparent edges

• Natural growth patterns

• Cleavage faces reflecting light at right angles

Due to its softness and perfect cleavage, halite can show sharp geometric surfaces that highlight its symmetrical structure.

Because this is a natural mineral, variations in clarity, colour, and crystal development are normal and part of its geological character.

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Collecting, Educational & Display Appeal

Halite specimens are popular for:

• Mineral and crystal collections

• Educational geology samples

• Demonstrations of cubic crystal systems

• Classroom teaching tools

• Unique display pieces for cabinets

Its textbook cubic structure makes it especially valuable for illustrating mineral crystallography.

Some traditions have historically associated salt with purification symbolism in various cultures; these associations are rooted in folklore rather than scientific classification. Today, halite is primarily valued for its geological and mineralogical significance.

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Authenticity & What You Will Receive

• Genuine Halite (Rock Salt) mineral specimen

• Locality: United Kingdom

• The exact piece shown in the photos

• Carefully selected geological sample

• Includes Certificate of Authenticity lifetime guarantee generic card

A classic and educational mineral specimen, perfect for collectors who appreciate crystal symmetry and sedimentary geological history.