
Faceted Blue and Tan Jasper Cabochon
This item is an emerald-cut or octagonal faceted stone, likely a variety of Jasper or a similar semi-precious chalcedony. It features a mottled and dendritic color palette consisting of midnight blues, smoky translucent greys, and earthy tan or beige tones. The stone displays a high-gloss vitreous luster on its polished surfaces, which indicates professional lapidary work. The cut is a rectangular step-cut with mitered corners, giving it a structured architectural form that contrasts with the organic, swirling patterns of the internal mineral inclusions. These patterns suggest a natural origin, possibly moss jasper or denim lapis, though the color distribution is characteristic of high-quality jasper varieties. The surface appears to be in good condition with minor surface abrasions consistent with light handling or being an unmounted loose stone. There are no significant chips visible on the facet edges, although slight asymmetry in the faceting suggests a hand-cut process rather than precision machine cutting. The stone's opacity varies from nearly opaque in the dark blue regions to semi-translucent in the lighter patches, creating a sense of depth. It lacks identifying maker's marks, which is standard for loose gemstones, but the style is contemporary and suited for use in a statement ring or pendant mounting.
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Estimated Value
$45 - $75
Basic Information
Category
Gemstones and Lapidary Materials
Appraised On
February 1, 2026
Estimated Value
$45 - $75
Item Description
This item is an emerald-cut or octagonal faceted stone, likely a variety of Jasper or a similar semi-precious chalcedony. It features a mottled and dendritic color palette consisting of midnight blues, smoky translucent greys, and earthy tan or beige tones. The stone displays a high-gloss vitreous luster on its polished surfaces, which indicates professional lapidary work. The cut is a rectangular step-cut with mitered corners, giving it a structured architectural form that contrasts with the organic, swirling patterns of the internal mineral inclusions. These patterns suggest a natural origin, possibly moss jasper or denim lapis, though the color distribution is characteristic of high-quality jasper varieties. The surface appears to be in good condition with minor surface abrasions consistent with light handling or being an unmounted loose stone. There are no significant chips visible on the facet edges, although slight asymmetry in the faceting suggests a hand-cut process rather than precision machine cutting. The stone's opacity varies from nearly opaque in the dark blue regions to semi-translucent in the lighter patches, creating a sense of depth. It lacks identifying maker's marks, which is standard for loose gemstones, but the style is contemporary and suited for use in a statement ring or pendant mounting.
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