Girls in Han costumes pose for a photo with blooming cherry blossoms at Yuyuantan Park during Qingming Festival holiday on April 4, 2022 in Beijing, China. Qingming Festival, also known as Tomb Sweeping Day, falls on April 5 this year. (Photo by Zhao Naiming/VCG via Getty Images)

A reveller of a street party known as blocos, dances during a protest against restrictions by city officials in Rio de Janeiro, Brazil, Wednesday, April 13, 2022. City Hall has banned the street parties during Carnival celebrations, which were delayed by almost two months due to the pandemic. (Photo by Silvia Izquierdo/AP Photo)

American singer Jennifer Lynn Lopez, also known as J.Lo reacts after winning the MTV Generation Award at the MTV Movie & TV Awards at Barker Hangar in Santa Monica, California, U.S., June 5, 2022. (Photo by Mario Anzuoni/Reuters)

Brazilian singer Larissa de Macedo Machado, better known by her stage name Anitta is seen outside Schiaparelli during Paris Fashion Week – Haute Couture Fall Winter 2022 2023 – Day One on July 04, 2022 in Paris, France. (Photo by Spread Pictures/The Mega Agency)

Makeup artist He Yuhong, also known as “Yuya”, checks herself in the mirror during a photo shoot following her transformation into the “Girl with a Pearl Earring”, the 17th century oil painting by Dutch painter Johannes Vermeer, at her house in Chongqing, China on August 14, 2018. (Photo by Thomas Suen/Reuters)

Wing maker Marian Hose (L), also known as “Killer”, and Model Martha Hunt take part in a fitting ahead of the Victoria's Secret fashion show in New York, U.S., October 30, 2018. (Photo by Kevin Coombs/Reuters)

An ethnic Kayan woman, also known as a long neck villager casts her vote for the general election in Mae Hong Son, Thailand, March 24, 2019. This is Thailand's first election since a military coup in 2014. Voters head to the polls to elect members of the lower house and Prime Minister. (Photo by Ann Wang/Reuters)

The mineral pyrite, or iron pyrite, also known as fool's gold, is an iron sulfide with the formula FeS2. This mineral's metallic luster and pale brass-yellow hue give it a superficial resemblance to gold, hence the well-known nickname of fool's gold. The color has also led to the nicknames brass, brazzle, and Brazil, primarily used to refer to pyrite found in coal.
In crystallography, the cubic (or isometric) crystal system is a crystal system where the unit cell is in the shape of a cube. This is one of the most common and simplest shapes found in crystals and minerals.