The Lama Tower in Tibetan Buddhism is different from the traditional Buddhism tower in central China, in which the pavilion is the main element. If you come to learn Chinese in China, you may see it has the shape of the bottle. And it originates from the Stupa Tower in India.
The earliest Lama Tower we can see today is the Miaoying Temple in Yuan period which was built by the Nepalese Anige. Some of the foreigners who study Chinese in China can see the tower is as high as 51 meters, round and solid. It is said that there were many patterns of the Tibetan Buddhism before. There are thirteen levels and getting smaller from bottom to the top. When you learn Chinese in China, you may also know the whole tower was built with stones except the copper cover and the copper tower.
The color of the copper-made cover is golden. Combining the white color, it gives a feeling of noble and pure and sacred. When you come to study Mandarin in China, you should know such kind of existing Lama Tower are Zhenjue Temple Tower, Biyun Temple Tower, etc.