Aventurine is a type of quartz which has impurities that make it green, translucent, and with a shimmering effect. Some types of aventurine are orange, brown, yellow, blue, or grey but the most common is green. Most of the world's green aventurine is found in India.
The bean is the seed of the bean plant. It is eaten for food, with or without its pod, or grown to improve soil in a garden or farm. Beans are in the same family as peas. The picture is of some different coloured string beans, still in their pods.