Dumortierite Donut - PI Disc - Gemstone Jewelry Pendant 40mm - A Quality #6718

Energy Donut (Pi Disc) made of Dumortierite with Fabric Cord

This energy donut, made from genuine dumortierite, is an elegant piece of jewelry with characteristic, natural coloring. The deep blue to blue-grey stone often displays fine inclusions or lines, giving it a vibrant, natural pattern. Each donut is a unique, handcrafted item – individual in color, grain, and luster.

The classic donut shape (Pi disc) symbolizes harmony, balance, and perfection. Combined with the intense color effect of dumortierite, a stylish energy donut is created, perfectly blending elegance and naturalness.

The gemstone donut has a diameter of approx. 40 mm and comes with a black fabric cord. The cord is about 80 cm long, soft, supple, and provides comfortable wear.

Product Details

Gemstone: Dumortierite

Shape: Donut (Pi Disc)

Size: approx. 40 mm

Color: Dark blue to blue-grey with natural structure

Surface: Polished, smooth structure

Cord: Black fabric cord, approx. 80 cm

Wearing Comfort: Soft and supple

Workmanship: Handmade – each piece is unique

Origin: Brazil, Namibia, Madagascar (depending on availability)

Delivery: Pictured gemstone donut pendant with fabric cord

Chemical Composition

Chemical Formula: Al₇BO₃(SiO₄)₃O₃

Mineral Class: Silicates (Borosilicates)

Elements: Aluminum (Al), Boron (B), Silicon (Si), Oxygen (O)

Hardness: 7–7.5 on the Mohs scale

Density: approx. 3.3–3.4 g/cm³

Application and Notes

Simply thread the fabric cord through the opening and wear

Can be combined with other energy donuts or necklaces

High-quality polished natural stone

Ideal as an elegant piece of jewelry or a special gift