Polished blue mineral specimen consistent with blue kyanite

This item is an elongated, cylindrical mineral specimen featuring a deep blue coloration with variations in translucency and saturation. Measuring approximately four times the diameter of the adjacent coin (a year 2000 Massachusetts state quarter), the object appears to be a natural mineral that has been shaped and polished into a rounded wand or 'worry stone' form. The physical characteristics—specifically the distinct bladed crystal structure visible beneath the polished surface, the pearly to vitreous luster, and the characteristic 'denim' blue hues—are highly consistent with blue kyanite. There are visible white, silvery, and darker inclusions throughout the piece, which are common in metamorphic rock specimens. The surface exhibits some natural fissures, pitting, and minor surface abrasions, particularly along the longitudinal grain of the crystal. Based on the visual evidence, it is likely a modern decorative or holistic item. The identification as blue kyanite follows stylistic and mineralogical features common to the species, though a definitive geological testing (such as hardness testing for its known anisotropy) would be required for verification.

Based on my visual examination of the provided image, this specimen exhibits characteristics—such as a bladed crystal structure, pearly luster, and varying blue saturation—consistent with a polished blue kyanite wand. However, I cannot conclude its mineralogical identity from a photograph alone; physical tests for kyanite's signature hardness anisotropy would be necessary. Assuming the material is natural blue kyanite, the value reflects its status as a common metamorphic mineral shaped into a decorative or holistic object. The piece shows some surface pitting and longitudinal fissures, which are typical for this species but affect the overall aesthetic finish. Market demand for minerals of this type is steady within the gift and metaphysical sectors, where value is driven by size, color depth, and clarity. While I have estimated the value based on the hypothesis that this is natural kyanite, should it be found to be a synthetic material or glass simulant, its market value would decrease significantly, likely falling below $5. To arrive at a more precise valuation or to establish its mineral purity, a physical inspection by a gemologist or a mineral expert would be required to rule out treatments or misidentifications.