Hac Sa Beach is the largest natural beach in the former Portuguese

Portugal

Portugal , officially the Portuguese Republic is a country situated in southwestern Europe on the Iberian Peninsula. Portugal is the westernmost country of Europe, and is bordered by the Atlantic Ocean to the West and South and by Spain to the North and East. The Atlantic archipelagos of the...

 colony

Portuguese Empire

The Portuguese Empire , also known as the Portuguese Overseas Empire or the Portuguese Colonial Empire , was the first global empire in history...

 of Macau

Macau

Macau , also spelled Macao , is, along with Hong Kong, one of the two special administrative regions of the People's Republic of China...

, now a Special Administrative Region of the People's Republic of China

People's Republic of China

China , officially the People's Republic of China , is the most populous country in the world, with over 1.3 billion citizens. Located in East Asia, the country covers approximately 9.6 million square kilometres...

.

It is on the southeast side of Coloane

Coloane

Coloane is one of the two main islands of the Macau Special Administrative Region, located directly south of Macau's other main island, Taipa , and east of Hengqin Island of Zhuhai in Guangdong province....

. As its Chinese name implied, Hac Sa Beach is famous for its black sand

Black sand

Black sand is sand that is black in color. One type of black sand is a heavy, glossy, partly magnetic mixture of usually fine sands, found as part of a placer deposit. Another type of black sand, found on beaches near a volcano, consists of tiny fragments of lava.While some beaches are...

. However, to prevent the beach from disappearing due to erosion

Erosion

Erosion is when materials are removed from the surface and changed into something else. It only works by hydraulic actions and transport of solids in the natural environment, and leads to the deposition of these materials elsewhere...

, the government "refilled" the beach with yellow sand.