These glow stones will glow for over 8 hours after just 10 minutes of sunlight.
Fine Powder is Similar to almost a baby Powder Consistency
Course Powder is Similar to Very Fine Sand
Small Stones are approx 1/16" or 1-2mm
Medium Stones are approx 1/8"or 2-4mm
Large Stones are approx 1/4"or 5-8mm
Extra Large Stones are approx 1/2"or 9-14mm
White aggregate during the day with either Aqua Blue, Safety Yellow, Sky Blue, or Plasma Purple All product is purchased by the POUND