The recent situation of Hac Sa Beach, with 2 kinds of sand mixed together

Hac Sa Beach (Traditional Chinese: 黑沙海灘, Pinyin: Heisha Haitan; Portuguese: Baía de Hác Sá; literally "Black Sand Bay") is the largest natural beach in the former Portuguese colony of Macau, now a Special Administrative Region of the People's Republic of China. Image File history File links Size of this preview: 800 × 600 pixelsFull resolution (2048 × 1536 pixel, file size: 700 KB, MIME type: image/jpeg) Photo of Hac Sa Beach taken by User:Minghong (March 21, 2006). ... Image File history File links Size of this preview: 800 × 600 pixelsFull resolution (2048 × 1536 pixel, file size: 700 KB, MIME type: image/jpeg) Photo of Hac Sa Beach taken by User:Minghong (March 21, 2006). ... Traditional Chinese characters refers to one of two standard sets of printed Chinese characters. ... Maximum extent of Portuguese colonial possessions in the 16th century. ... Special administrative region may be: Peoples Republic of China Special administrative regions, present-day administrative divisions (as of 2006) set up by the Peoples Republic of China to administer Hong Kong (since 1997) and Macau (since 1999) Republic of China Special administrative regions, also translated as special administrative...

It is on the southeast side of Coloane. As its Chinese name implied, Hác Sá Beach is famous for its black sand. However, to prevent the beach from disappearing due to erosion, the government "refilled" the beach with yellow sand. Coloane (Traditional Chinese: 路環島; Simplified Chinese: 路环岛; Pinyin: Lùhuán DÇŽo; Jyutping: Lou6-waan4 Dou2, literally Road Ring Island) is one of the two main islands of Macau in the Peoples Republic of China. ... Black sand is a heavy, weakly magnetic, glossy, semi-metallic mixture of usually fine sands, found as part of a placer deposit. ... Severe soil erosion in a wheat field near Washington State University, USA. For erosion as an operation of Mathematical morphology, see Erosion (morphology) Erosion is displacement of solids (soil, mud, rock and other particles) by the agents of ocean currents, wind, water, or ice by downward or down-slope movement... A yellow Tulip. ...