Description
Genuine Lapis Lazuli Mineral Specimen
This Lapis Lazuli mineral specimen from Asia is a carefully selected natural stone displaying the deep blue colour and mineral inclusions that make lapis lazuli one of the most recognisable ornamental stones in the world. The photographs in this listing show the exact specimen you will receive, allowing collectors and mineral enthusiasts to examine the colour distribution, texture, and natural inclusions before purchase. Full sizing and scale can be clearly seen in the listing images.
Each specimen includes a Certificate of Authenticity lifetime guarantee generic card, confirming that this is a genuine natural mineral specimen. Lapis lazuli has been admired for thousands of years due to its distinctive appearance and complex mineral composition.
Mineral Composition and Geological Classification
Lapis lazuli is not a single mineral but a metamorphic rock composed primarily of several minerals, with lazurite being the principal component responsible for the characteristic blue colour. Lazurite belongs to the feldspathoid mineral group and has the chemical formula approximately (Na,Ca)₈(AlSiO₄)₆(SO₄,S,Cl)₂.
In addition to lazurite, lapis lazuli commonly contains several associated minerals, including:
• Calcite (CaCO₃) – often appearing as white veins or patches
• Pyrite (FeS₂) – visible as metallic golden flecks
• Sodalite or hauyne group minerals – occasionally contributing to colour variations
The combination of these minerals produces the distinctive blue rock with contrasting white and gold inclusions that lapis lazuli is known for.
Colour and Natural Characteristics
The most striking feature of lapis lazuli is its rich ultramarine to deep royal blue colour, which results from sulfur-bearing compounds within the lazurite structure. The intensity of the blue colour can vary depending on the relative concentration of lazurite and the presence of other minerals.
Typical visual characteristics include:
• Colour: Deep blue to ultramarine
• Inclusions: Golden metallic pyrite crystals and occasional white calcite veins
• Lustre: Dull to slightly vitreous when polished
• Transparency: Opaque
• Hardness: Approximately 5 to 5.5 on the Mohs scale
The presence of pyrite crystals is especially distinctive, often appearing as scattered metallic specks that resemble small stars against the blue background.
Because lapis lazuli forms as a rock composed of multiple minerals, each specimen displays unique natural patterns and inclusion distribution.
Geological Formation and Metamorphic Environment
Lapis lazuli forms through metamorphic processes, where limestone or marble undergoes transformation under heat and pressure in the presence of mineral-rich fluids. During metamorphism, new minerals crystallise within the rock, including lazurite, calcite, and pyrite.
These conditions typically occur in contact metamorphic environments, where magma intrusions alter surrounding carbonate rocks. The chemical reactions that occur under these conditions allow sulfur-bearing minerals and feldspathoid minerals to develop within the rock matrix.
Over geological time, these mineral assemblages solidify into the lapis lazuli rock that is later extracted as a decorative and collectible stone.
Asian Deposits and Geological Context
Some of the most historically significant deposits of lapis lazuli occur in Central and South Asia, where metamorphosed limestone formations contain lazurite-rich zones. These deposits have been mined for thousands of years and have produced material used in jewellery, carvings, pigments, and decorative objects.
The geological formations containing lapis lazuli typically occur within metamorphic belts where carbonate rocks have been altered by nearby igneous intrusions.
These deposits produce material with the deep blue colour and pyrite inclusions that have made lapis lazuli famous throughout history.
Historical and Cultural Significance
Lapis lazuli has played an important role in human history for more than 6,000 years. Ancient civilizations valued the stone for decorative objects, jewellery, carvings, and ornamental inlays. The powdered form of lapis lazuli was also historically used to create the pigment ultramarine, one of the most prized blue pigments used in classical art.
Artifacts containing lapis lazuli have been discovered in archaeological sites across ancient Egypt, Mesopotamia, and other early civilizations.
In some cultural traditions, lapis lazuli has been traditionally associated with wisdom, symbolism, and artistic inspiration, though such interpretations originate from cultural beliefs rather than scientific claims.
Today the stone is valued primarily for its geological formation, striking colour, and historical importance as a decorative mineral.
Authentic Specimen and Item Details
• Genuine Lapis Lazuli mineral specimen
• Primary mineral component: Lazurite feldspathoid mineral
• Associated minerals: Pyrite and calcite
• Origin: Asia
• Deep blue colour with natural metallic pyrite inclusions
• Carefully selected individual specimen
• The exact stone shown in the photographs is the one you will receive
• Includes Certificate of Authenticity lifetime guarantee generic card
• Full sizing and scale visible in listing photographs
This Lapis Lazuli mineral specimen is a naturally occurring metamorphic rock composed of lazurite and associated minerals, displaying the deep blue colour and distinctive inclusions that have made lapis lazuli one of the most historically celebrated decorative stones.
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