Dumortierite in Quartz | Faceted Pear | Brazil | Natural Gemstone from Brazil | QU550

Dumortierite in Quartz is a natural inclusion specimen in which dense concentrations of dumortierite — a fibrous aluminum borosilicate mineral — become permanently encapsulated within a quartz host during crystal growth deep within metamorphic and pegmatite environments. Brazil is the world's foremost source for high-quality dumortierite in quartz, producing material with a richness and density of blue patterning that consistently surpasses material from other localities. What sets exceptional Brazilian specimens apart is the dramatic contrast between the opaque, intensely colored dumortierite fibers and the surrounding quartz matrix — ranging from bold, graphic clusters to intricate, almost painterly compositions that are entirely unique to each stone.

This 9.9 x 7.2 x 5.2mm faceted pear weighs 1.82 carats and displays a spectacular arrangement of dumortierite inclusions — prominent, vivid, and distributed in a pattern distinctive enough to function as a one-of-a-kind design element in finished jewelry. The faceted cut is particularly uncommon for inclusion material of this type, as cutting dumortierite in quartz into a faceted form requires both high-quality host material and a skilled lapidary willing to work with a stone whose interior patterning cannot be fully predicted until the final polish. The result here is exceptional. This is an ideal centerpiece stone for a pendant, statement ring, or feature earring where the natural patterning becomes the focal point of the design.

DETAILS
Origin: Brazil
Species: Quartz
Variety: Dumortierite in Quartz (Dumortierite Quartz)
Cut: Faceted Pear
Size: 9.9 x 7.2 x 5.2mm
Weight: 1.82 ct
Sold: Individually
Treatment: None
Hardness: 7 (Mohs)
Refractive Index: 1.544 – 1.553

Materials: Quartz, Dumortierite.