Not all CV3 carbonaceous chondrites are alike. More than most, NWA 6207 makes it easy for us to see that its components went through a succession of processes before they were delivered to us. Existing large mineral grains were incorporated into chondrules. Chondrules formed, solidified and then were included in subsequent chondrules. Mineral grains evolved, chondrules gained layers and their internal glasses crystallized. Here are some examples.