Glossary
Koh-i-Noor
History and Legendary Origin Koh-i-Noor is one of the largest cut diamonds in the world, weighing 105.6 carats (21.12g). It is part of the Crown Jewels of the United Kingdom....
Kimberlite
Morphology and Volcanology Kimberlite structures are emplaced as carrot-shaped, vertical intrusions termed pipes. The carrot shape is formed due to a complex intrusive process of kimberlitic magma. Kimberlite classification is...
Kimberley, Northern Cape
Location and Geography Kimberley is the capital and largest city of the Northern Cape province of South Africa. It is located approximately 110km east of the confluence of the Vaal...
Kimberley Process Certification Scheme
History and Establishment of the Kimberley Process Certification Scheme The KPCS was established in 2003 to prevent conflict diamonds from entering the mainstream rough diamond market. It was established following...
Jwaneng diamond mine
Location and Ownership Jwaneng diamond mine is located in south-central Botswana, about 120 kilometers west of the city of Gaborone. It is situated in the Naledi river valley of the...
Jumping the broom
Origins and Historical Context Jumping the broom originated in West Africa and was brought to the United States through the Atlantic slave trade. Enslaved people used jumping the broom to...
Jewish wedding
Wedding Ceremony The chuppah is a central element of the Jewish wedding ceremony. The badeken is the veiling ceremony where the groom covers the bride's face. The procession is the...
Jewelers of America
Acquisition of National Jeweler Jewelers of America acquired National Jeweler from Emerald Expositions in January 2015. The acquisition expanded Jewelers of America's reach and influence in the jewelry industry. The...
Jet (gemstone)
Origin and Properties of Jet Jet is a product of decomposition of wood from millions of years ago, commonly the wood of trees of the family Araucariaceae. Jet is found...