Brazilian Agate is a gorgeous agate found in the rivers of Brazil. Brazilians make great backlight pieces, take a mirror grade polish, and make excellent displays. Brazilian Agate has a very high silica content, and can come in a large spectrum of colors. This interesting Agate can be a blast to cut or work, with each one being different. Measurements (inches - longest - approx): 5.1 x 1.4 x .25 The last photo has been taken dry so that you may see any defects. The other photos have been taken wet to simulate a polish.