Common examples of igneous rocks, which are demonstrated for studying rock characteristics include pumice, basalt, granite, gabbro, obsidian and rhyolite.he most abundant rock in the earth's crust is none other than the igneous rock type. It alone accounts to about 90 percent of all rocks in the top layer of the earth's crust.
The official state bird of Florida is the Northern Mocking bird, at least for now. The Florida Scrub Jay or possibly the Osprey may end up ousting the Mockingbird as our state bird.
List of U.S. state birds. This is a list of U.S. state birds as designated by each state's legislature. The selection of state birds began in 1927, when the legislatures for Alabama, Florida, Maine, Missouri, Oregon, Texas and Wyoming selected their state birds. The last state to choose its bird was Arizona in 1973.