Rock Crystal Donut Gemstone Jewelry Necklace Pendant AA Quality 40mm

Energy Donut (Pi Disc) made of Rock Crystal including Fabric Ribbon

This energy donut made of genuine rock crystal is a noble piece of jewelry of absolute A-quality. The clear natural stone fascinates with its fine transparency and natural luster. Each donut is carefully polished, which particularly highlights the delicate structure and purity of the stone.

Since each gemstone in nature is unique, no two donuts are alike. Slight differences in clarity, inclusions, or structure emphasize its natural origin and make each piece an individual one-of-a-kind item.

The classic donut shape (Pi disc) stands for harmony, balance, and perfection. In combination with the simple elegance of rock crystal, a stylish energy donut is created that combines naturalness and timeless beauty – ideal as a subtle piece of jewelry or a special gift.

The gemstone donut has a diameter of approx. 40 mm and comes with a black, waxed cotton ribbon. The ribbon is about 80 cm long, soft, supple, and ensures comfortable wear.

Product Details

Gemstone: Rock crystal (clear quartz)

Shape: Donut (Pi disc)

Size: approx. 40 mm

Quality: A-quality

Color: Transparent to slightly milky

Surface: Polished

Ribbon: Soft, waxed cotton ribbon, approx. 80 cm

Wearing comfort: Soft and supple

Workmanship: Handmade – each piece is unique

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

Delivery: You will receive the gemstone donut pendant shown with a fabric ribbon

Chemical Composition

Chemical formula: SiO₂

Mineral class: Oxides (Quartz variety)

Elements: Silicon (Si), Oxygen (O)

Hardness: 6.5–7 on the Mohs scale

Density: approx. 2.6 g/cm³

Application and Notes

Simply thread the fabric ribbon 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 thoughtful gift

To learn what makes rock crystal special as a gemstone, read our FAQ & Guide.