Description
Genuine Sodalite Obelisk Point Crystal Specimen
This Sodalite Obelisk Point is a carefully selected natural mineral specimen carved and polished into a tall obelisk-style tower. The crystal shown in the listing photographs is the exact specimen you will receive, allowing collectors and buyers to view the natural blue colouration, white veining, and polished surfaces before purchase. Full sizing and proportions can be seen clearly in the listing photographs.
Each specimen includes a Certificate of Authenticity lifetime guarantee generic card, confirming that this is a genuine natural mineral specimen. Sodalite obelisks are appreciated by mineral collectors, gemstone enthusiasts, and decorative stone collectors for their deep blue colour and distinctive mineral patterns.
Mineral Species and Geological Classification
Sodalite is a tectosilicate mineral belonging to the feldspathoid mineral group, which forms in silica-poor igneous environments. Its chemical composition is typically expressed as Na₈(Al₆Si₆O₂₄)Cl₂, consisting primarily of sodium, aluminium, silicon, oxygen, and chlorine.
The mineral crystallises in the isometric crystal system, although it most commonly occurs in massive granular formations rather than well-formed individual crystals. Because of this structure, sodalite is frequently cut and polished into decorative shapes such as spheres, towers, cabochons, and obelisks.
Sodalite belongs to a group of minerals that includes related feldspathoids such as nepheline and hauyne, which form in similar geological environments where silica content is relatively low.
Colour and Natural Characteristics
Sodalite is most recognised for its deep royal blue to indigo colour, which often appears in combination with white calcite veining or patches. The blue colour originates from trace elements and structural characteristics within the mineral lattice.
Typical characteristics include:
• Colour: Deep blue, royal blue, or indigo
• Associated minerals: Calcite, occasionally pyrite
• Lustre: Vitreous to greasy when polished
• Transparency: Opaque to slightly translucent in thin edges
• Crystal system: Isometric
The contrasting white calcite veins that commonly appear within sodalite are natural inclusions formed during the rock’s crystallisation process. These patterns vary from piece to piece, making every specimen unique.
When polished, the stone develops a smooth reflective surface that highlights the natural blue tones and mineral patterns.
Geological Formation and Occurrence
Sodalite forms primarily in alkaline igneous rocks, particularly in silica-poor environments such as nepheline syenites and other intrusive igneous formations. These rocks form when magma rich in sodium and aluminium cools slowly beneath the Earth’s surface.
During this cooling process, sodalite crystallises within the host rock alongside minerals such as nepheline, feldspar, calcite, and occasionally pyrite.
Important deposits of sodalite are found in several regions worldwide, including Canada, Brazil, Namibia, Russia, Greenland, and parts of India. Canadian deposits, particularly in Ontario, are among the most well-known sources of high-quality sodalite used in decorative stone carvings.
Obelisk Shape and Stone Craftsmanship
This specimen has been shaped into a polished obelisk tower, a geometric form inspired by ancient architectural monuments. The obelisk design features a square or rectangular base that gradually tapers upward to a pointed termination.
Multiple polished faces allow the natural colour and internal mineral patterns to reflect light from different angles, highlighting the rich blue tones and white veining characteristic of sodalite.
Obelisk towers are popular display pieces because they combine geometric elegance with the natural beauty of mineral patterns. They are often displayed in mineral collections, decorative interiors, gemstone cabinets, or educational geological displays.
Cultural and Historical Context
Sodalite has been appreciated as an ornamental stone since the 19th century, particularly after significant deposits were discovered in Canada. Its deep blue colour made it a popular decorative stone for carvings, jewellery, and architectural stonework.
In various cultural traditions, sodalite has been traditionally associated with logic, insight, and symbolic clarity, though these interpretations come from historical and spiritual belief systems rather than scientific claims.
Today, sodalite is widely valued for its visual appeal and geological interest, making it a popular addition to mineral collections and decorative stone displays.
Authentic Specimen and Item Details
• Genuine natural Sodalite mineral specimen
• Feldspathoid mineral with chemical composition Na₈(Al₆Si₆O₂₄)Cl₂
• Polished obelisk tower point shape
• Distinctive deep blue colour with natural white calcite veining
• Carefully selected individual specimen
• The exact crystal shown in the photographs is the one you will receive
• Includes Certificate of Authenticity lifetime guarantee generic card
• Full size and scale visible in listing photographs
This Sodalite Obelisk Point is a striking natural feldspathoid mineral specimen that beautifully displays the rich blue colour and natural veining that make sodalite a distinctive and highly recognisable decorative stone.
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