Inclusions of hematite in feldspar (sunstone), India
Fluid inclusions containing mica and quartz, in aquamarine from Pakistan
Fluid inclusions in quartz with bituminous daughter minerals, China
Stress fissure («sun spangle») in baltic amber
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Natural etching structure on a crystal face of diamond (trigons), polarised light
Agate from Anzi, Maroc
Inclusions of gilalite aggregates in rock crystal from Brazil

Trade Fair Calendar 2026

Jun 18–21

Jewellery & Gem Asia – Hongkong

Major Asian trade fair dedicated to jewelry and gemstones.

Jun 27–28

Mineral & Gem – Sainte-Marie-aux-Mines

International fair for minerals, gemstones and jewelry.

Aug 16–18

Ornaris – Zürich / Bern

Switzerland’s largest international consumer goods trade fair featuring jewelry and accessories exhibitors.

Aug 28–30

Inova Collection – Hofheim-Wallau

International professional trade fair for jewelry, watches and accessories.

Sep 4–8

Vicenzaoro September – Vicenza

Autumn edition of Vicenzaoro focusing on innovation, design and sustainability.

Sep 8–12

Bangkok Gems & Jewelry Fair – Bangkok

Thailand’s international gemstone and jewelry trade fair.

Sep 17–21

Jewellery & Gem World Hong Kong

Major Asian trade fair dedicated to jewelry and gemstones.