I HAVE 3 DIFFERENT MARBLES I AM HAVING A HARD TIME IDENTIFYING. THE SECOND MARBLE THAT LOOKS LIKE WATERMELON COLOR IS A SHOOTER MARBLE AND IT MEASURES 15/16 THE FIRST AND THE SECOND MEASURE 5/8 I THINK THE 1ST AND THIRD MARBLES ARE ALLEY's and the 2ND ONE I HAVE NO IDEA.