Sandstone is a sedimentary rock composed mainly of sand-sized minerals. Most sandstone is composed of quartz and feldspar which are the most common minerals in the Earth's crust. Sandstone forms in a wide variety of colours.
Black Sandstone
![](https://assets.website-files.com/5b1dd4ace0c9220a7fedfa85/5b7e420f9e91317878f09172_%E9%BB%91%E7%A0%82%E5%B2%A9%3ABlack%20Sandstone.png)
Yellow Sandstone
![](https://assets.website-files.com/5b1dd4ace0c9220a7fedfa85/5b7e41debe4baa317c4f7491_%E9%BB%84%E7%A0%82%E5%B2%A9%3AYellow%20Sandstone.png)
Yellow Wooden Sandstone
![](https://assets.website-files.com/5b1dd4ace0c9220a7fedfa85/5b7e41d4f4d8b04504edcbac_%E9%BB%84%E6%9C%A8%E7%BA%B9%E7%A0%82%E5%B2%A9%3AYellow%20Wooden%20Sandstone.png)
Green Sandstone
![](https://assets.website-files.com/5b1dd4ace0c9220a7fedfa85/5b7e41ca36102eaff60d68b8_%E7%BB%BF%E7%A0%82%E5%B2%A9%3AGreen%20Sandstone.png)
Red Sandstone
![](https://assets.website-files.com/5b1dd4ace0c9220a7fedfa85/5b7e41bfdbd00b2c0ceefc10_%E7%BA%A2%E7%A0%82%E5%B2%A9%3ARed%20Sandstone.png)
Purple Sandstone
![](https://assets.website-files.com/5b1dd4ace0c9220a7fedfa85/5b7e41b5dbd00b9f5aeefc0e_%E7%B4%AB%E7%A0%82%E5%B2%A9%3APurple%20Sandstone.png)
Purple Wooden Sandstone
![](https://assets.website-files.com/5b1dd4ace0c9220a7fedfa85/5b7e41aa65e89652bc4ffd50_%E7%B4%AB%E6%9C%A8%E7%BA%B9%E7%A0%82%E5%B2%A9%3APurple%20Wooden%20Sandstone.png)
White Sandstone
![](https://assets.website-files.com/5b1dd4ace0c9220a7fedfa85/5b7e419e06acb011778ef333_%E7%99%BD%E7%A0%82%E5%B2%A9%3AWhite%20Sandstone.png)
Grey Sandstone
![](https://assets.website-files.com/5b1dd4ace0c9220a7fedfa85/5b7e418fa71e87c14ae88a85_%E7%81%B0%E7%A0%82%E5%B2%A9%3AGrey%20Sandstone.png)