[Worldkings] Top ideas organizations in the world (P. 21) Quartz (USA): A place to gather unique business methods
(Worldkings.org) Quartz is a place where the world’s most original and creative thinkers gather to present their boldest ideas. It explores the leading thinking about the world’s most pressing issues.
WORLDKINGS - Worldkings News - America Records Institute (AMRI) Gruta do Centenário: Largest and deepest quartzite cave in the world
(WorldKings.org) Gruta do Centenário is 481 m deep in Pico Alto do Inficcionado summit.
WORLDKINGS - Worldkings News - Africa Records Institute (AFRI) – Kristall Galerie: House the world’s largest quartz crystal cluster
(WorldKings.org) The world's largest quartz cluster weighs 14,100 kg and took three years to excavate and remove.
WORLDKINGS - Worldkings News - Asia Records Institute (ASRI) – Seiko: Produce world's first quartz watch
(Worldkings.org) Seiko produced the world's first quartz watch in 1969.
(Worldkings.org) World Record Certificate confer on Mr. Le Duy Hao - Founder of NASON Ceramic Brand, has created and produced many samples of ceramic with the highest quartz.