Discover the essential tool for mineral identification with GeLaozee's comprehensive Streak Plate set. This versatile testing kit includes 12 unglazed porcelain tiles (6 white and 6 blue) designed specifically for accurate mineral streak testing. Each compact plate measures 1.9 × 0.9 × 0.16 inches, making them easy to handle during testing procedures and convenient to store in your geology collection. These durable streak plates serve multiple functions as part of your rock identification kit and geology tools arsenal. Simply rub minerals across the unglazed surface to reveal their characteristic streak color—a crucial property for proper mineral identification. The complete set weighs just 4.91 ounces and comes neatly packaged for both classroom use and field expeditions. Whether you're a student, teacher, or geology enthusiast, these streak plates provide consistent and reliable results for your mineral testing needs.