Pink sandstone is the cousin of tan. It will get its coloration from crimson hematite, and continuous oxygen publicity providing it that brick-like visual appeal. The hematite forms about the eons because the minerals rich in iron will start to oxidize or rust, and sooner or later coat the quartz https://doctorio90123.vblogetin.com/36664508/sandstone-retaining-wall-blocks-no-further-a-mystery