A Sotheby's employee holds a 110.03 carat sun-drop diamond on October 24, 2011 in London, England. The diamond is the largest yellow pear-shaped diamond in the world, and is expected to fetch between $11-15 Million USD when it is sold at auction at Sotheby's Auction house in London. (Photo by Dan Kitwood/Getty Images)

Crocoite is a mineral consisting of lead chromate, and crystallizing in the monoclinic crystal system. It is identical in composition with the artificial product chrome yellow used as a paint pigment.

The main church in the town of San Damian Texoloc, Mexico stands in front of the Popocatepetl volcano as is spews ash and vapor early Tuesday, July 9, 2013. Last Saturday, Mexico's National Center for Disaster Prevention raised the volcano alert from Stage 2 Yellow to Stage 3 Yellow, the final step before a Red alert, when possible evacuations could be ordered after the Popocatepetl volcano spit out a cloud of ash and vapor 2 miles (3 kilometers) high over several days of eruptions. (Photo by J. Guadalupe Perez/AP Photo)

In this photo taken on January 20, 2024 a tourist poses in front of incense sticks drying in a courtyard in the village of Quang Phu Cau on the outskirts of Hanoi. Families living and working in the “incense village” of Quang Phu Cau now also make sticks in yellow, blue and green, catering to visitors eager to snap shots for Instagram. (Photo by Nhac Nguyen/AFP Photo)

Revellers battled against 40mph winds and driving rain to get to nightclubs in Birmingham city centre on September 21, 2025. The Met Office released a yellow weather warning for strong wind and heavy rain overnight across much of England and Wales. The partygoers used their coats and umbrellas to shelter from the barmy conditions. (Photo by British News and Media/Alamy Live News)

A fisherwoman repairs the fishing nets at a fishing port during the annual summer fishing ban, which covers the Bohai Sea, the Yellow Sea, the East China Sea, and the waters north of 12 degrees north latitude in the South China Sea, on June 8, 2022 in Wenling, Taizhou City, Zhejiang Province of China. (Photo by Liu Zhenqing/VCG via Getty Images)

Jumbo-Visma team's Danish rider Jonas Vingegaard holds his daughter Frida as he celebrates on the podium with the overall leader's yellow jersey after winning the 109th edition of the Tour de France cycling race, after the 21st and final 115,6 km stage between La Defense Arena in Nanterre, outside Paris, and the Champs-Elysees in Paris, France, on July 24, 2022. (Photo by Christian Hartmann/Reuters)

An array of colours dwarf visitors to the Rainbow Mountains in the Andes Cordillera in Peru in January 2023, which owes its colours to the minerals contained in the soil. The sulfur offers the yellow colour, iron oxide gives the red and copper sulfate is green. In total, it is made up of 14 different minerals. It was probably caused by weather and volcanic activity. (Photo by Guillaume Astruc/Naturagency/Solent News & Photo Agenc)