The materials and methods of mining and transportation, the arrangement of stone and rockery, and the facilities of rockery structure, etc. Rockery project is a professional project of garden construction. What people usually call "rockery project" actually includes rockery and stone setting.
The rockery technology in Chinese gardens is mainly aimed at landscape making and providing sightseeing, and also has some other functions. Rockery is a landscape which is made of soil and stone, and is based on natural landscape and is refined and exaggerated by art and reconstructed by artificial. As for the scattered stone ornament is called "setting stone", mainly showing the individual beauty or local combination of the mountain stones.
The rockery is large in volume and can be seen, making people seem to be in nature, while stone is mainly ornamental, small and scattered. Rockery and stone can first be used as the main landscape and terrain skeleton of natural landscape garden, such as Nanjing Zhanyuan, Shanghai Yu Garden, Yangzhou garden, Suzhou Wuxiu villa and so on. The gardens with main landscape prominence are mainly mountain and water supplemented, and the buildings are subordinate or even embellished. Secondly, it can be used as a means of dividing space and organizing space, and is often used in garden with brocade layout, such as Yuanming garden, which uses earth mountain to separate scenic spots, and Summer Palace takes rockery with earth rock in the west of Renshou hall as the means of dividing space and barrier landscape.
The use of small stone as a decorative garden space and supporting buildings, plants means. The rockery can balance the earth, and the stacking of stones can be used as revetment, slope protection, stone, flower platform, indoor natural furniture or equipment, such as stone stool, stone table, stone guardrail, etc. They combine the landscape function and practical function of rockery skillfully, and become the treasure of garden making technology in China.
Rockery is divided into soil mountain, stone mountain and soil and stone mountain because of different materials used. Common rockery materials include: Lake stone (including Taihu stone, Fangshan stone, British stone, etc.), Yellowstone, green stone, stalagmite (including white fruit shoot, black charcoal shoot, wisdom shoot, stalactite stalagmite, etc.) and other stone products (such as wood fossil, pine peel stone, stone coral, etc.).