Description
About This Obsidian Point
This Obsidian Point is a genuine specimen, carefully chosen for its attractive shape, dark glassy appearance, and decorative display quality. The photo shows the actual specimen you will receive, so buyers can view the individual form, colour, surface finish, and natural character of this piece before purchase. Full sizing can be seen in the photo.
Obsidian is a striking natural volcanic glass, admired for its deep black colour, glossy lustre, and smooth appearance. Unlike minerals that form with a regular crystal structure, obsidian forms when silica-rich lava cools so quickly that atoms do not have time to arrange into crystals. This gives obsidian its distinctive glass-like texture and makes each piece an interesting example of volcanic geology.
Geology and Volcanic Formation
Obsidian forms from high-silica volcanic lava, usually rhyolitic in composition, that cools rapidly at or near the Earth’s surface. This rapid cooling produces a natural glass rather than a fully crystallised rock. It is commonly associated with lava flows, volcanic domes, and areas where molten volcanic material has cooled quickly after eruption.
Because of its volcanic origin, obsidian may display subtle variations in colour, lustre, transparency, and surface texture. Classic black obsidian is usually dark black to very deep brown or charcoal when viewed in strong light. Some pieces may show faint smoky tones, greyish edges, natural flow patterns, small bubbles, or glassy internal features created as the molten material cooled.
Crystal Type and Material Information
Although often sold and collected as a crystal, obsidian is technically a natural volcanic glass rather than a true crystal mineral. It is mainly composed of silica, with smaller amounts of aluminium, iron, magnesium, sodium, potassium, and other trace elements depending on the volcanic source. These trace elements can influence colour and appearance, producing different obsidian varieties such as black obsidian, snowflake obsidian, mahogany obsidian, rainbow obsidian, sheen obsidian, and other naturally patterned forms.
This specimen has been shaped into a point, a popular display form that highlights the smooth reflective surface and dark volcanic glass appearance of the material. Polished obsidian points are valued for their clean lines, bold colour, and dramatic reflective finish, making them suitable for display, collecting, photography, and decorative arrangements.
Appearance, Colour, and Natural Features
This Obsidian Point presents the classic appearance associated with black volcanic glass. The surface may show a glossy lustre, dark reflective faces, and subtle tonal variation depending on the lighting. Edges and thinner areas can sometimes appear slightly translucent brownish-grey when held to strong light, which is a natural optical feature of many black obsidian specimens.
Natural and shaped features may include small surface marks, tiny pits, faint flow lines, polish variations, and internal glassy character. These details are normal for genuine obsidian and help reflect its volcanic origin. The pointed shape gives the specimen a strong display profile, making it suitable as a centrepiece in a mineral collection, shelf arrangement, desk display, or cabinet of natural specimens.
Collecting, Display, and Decorative Appeal
Obsidian is a popular choice for collectors interested in volcanic rocks, igneous geology, natural glass, and visually striking display pieces. Its dark colour contrasts well with pale quartz, agate, jasper, calcite, fossils, shells, ammonites, and other natural history specimens. The simple black tone also makes it a versatile decorative piece for modern interiors, rustic displays, geology collections, and gift arrangements.
This Obsidian Point is suitable for mineral collectors, crystal collectors, geology enthusiasts, natural history displays, educational collections, home décor, office décor, and gifting. Its combination of volcanic origin, polished point form, and dramatic dark colour makes it an appealing piece for both new and established collections.
Authenticity and Certificate
This Obsidian Point is a genuine specimen and includes a Certificate of Authenticity lifetime guarantee generic card. It has been carefully selected as an attractive example of natural volcanic glass in a polished point form. The photograph shows the actual specimen supplied, allowing buyers to purchase with confidence and receive the exact piece shown.






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