Provide the following information for upper phase of the paleolithic period: - timeline - a description of the type of art and tools used

In the Upper Paleolithic ie from about 50,000-10,000 years ago, the art was mainly cave paintings, petroglyphs, bone and ivory carvings and engravings. Tools included projectile points, engraving tools, and knife blades for example. Some magnificent cave paintings have been discovered in some of the caves of this time, especially of apparently game animals..

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