Description
Product Overview
This Dogtooth Calcite Crystal Cluster on Matrix is a natural mineral specimen showcasing sharply defined scalenohedral calcite crystals rising from their original host rock. Carefully selected for its crystal formation, clarity, and aesthetic presence, this piece highlights the classic “dogtooth” habit that makes calcite highly desirable among collectors. The photograph shown is of the exact specimen you will receive, ensuring full transparency and confidence in your purchase. This crystal includes a Certificate of Authenticity lifetime guarantee generic card, confirming it as a genuine geological specimen. Please refer to the listing images for full sizing and scale.
Geology & Formation
Calcite (CaCO₃) is one of the most abundant minerals on Earth and forms in a wide range of geological environments, including sedimentary, metamorphic, and hydrothermal settings. Dogtooth calcite typically forms in hydrothermal veins and cavities where mineral-rich fluids circulate through rock fractures. As these fluids cool and conditions change, calcite crystallises out of solution, forming well-defined crystals over time.
The distinctive dogtooth formation occurs when calcite crystals develop in a scalenohedral habit—elongated, pointed crystals with steep, slanted faces. These crystals often grow in clusters, projecting outward from a matrix or cavity wall, creating a dramatic and sculptural appearance.
Crystal Structure & Characteristics
Calcite belongs to the trigonal crystal system and is known for its wide variety of crystal habits. In dogtooth formations, the scalenohedral crystals are sharply pointed and often appear as elongated pyramidal shapes. These crystals can vary in size and orientation, forming dense clusters with overlapping growth.
The crystal surfaces typically display a vitreous to slightly pearly lustre, depending on the angle of light and the quality of the faces. Calcite also exhibits perfect rhombohedral cleavage, though in well-formed clusters like this, the crystals remain intact and undisturbed.
This specimen features multiple dogtooth crystals emerging from a natural matrix, providing both visual contrast and geological context.
Colour & Visual Appeal
Dogtooth calcite commonly occurs in colourless, white, or lightly tinted forms, though it may also display subtle hues such as cream, honey, grey, or pale amber depending on trace elements and inclusions. The crystals in this specimen may range from translucent to semi-transparent, allowing light to pass through and enhance their internal structure.
The pointed crystal terminations catch and reflect light from multiple angles, creating depth and visual interest. The contrast between the crystals and the matrix further enhances the overall display appeal.
Formation Environment & Associated Minerals
Calcite often forms alongside other minerals such as quartz, fluorite, barite, and sulfide minerals within hydrothermal veins. In sedimentary environments, it may also develop within limestone cavities or vugs. The matrix in this specimen represents the original host rock, preserving the natural growth environment of the crystals.
These geological conditions allow for slow, uninterrupted crystal growth, resulting in the well-defined forms seen in dogtooth calcite clusters.
Collecting & Display Appeal
Dogtooth calcite specimens are highly valued by collectors for their distinctive shape and sharp crystal definition. Each cluster is unique, with variations in crystal size, density, and arrangement ensuring individuality.
This specimen’s natural formation makes it ideal for display in mineral cabinets, on shelves, or as part of a curated collection. Its three-dimensional structure and pointed crystal habit create a strong visual presence from multiple viewing angles.
Traditional & Cultural Context
Calcite has been used historically in decorative objects, carvings, and architectural materials due to its abundance and workability. Dogtooth calcite, in particular, is appreciated for its geometric form and natural symmetry. In some traditions, it is regarded in a spiritual or symbolic context, associated with clarity and structure in a non-medical sense.
Authenticity & Assurance
This crystal is a genuine specimen and includes a Certificate of Authenticity lifetime guarantee generic card. Each piece is individually chosen for quality and visual appeal. The image provided shows the exact dogtooth calcite cluster you will receive, ensuring complete confidence in your purchase.
Ideal Gift or Collection Piece
This Dogtooth Calcite Crystal Cluster on Matrix makes a distinctive gift for mineral collectors, geology enthusiasts, or anyone who appreciates natural crystal formations. Its sharp, sculptural crystals and natural matrix base make it a standout addition to any collection or decorative display.
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