GLOWSTONE®™ 25 is a Synthetic Aggregate, Based on Luxilum® Pigment and Synthetic Resin. When Exposed to Light Sources, the Photoluminescent Pigment within GLOWSTONE® Becomes Chemically Excited and will Afterglow (i.e. Glow In The Dark), Initially Very Strongly, then Reducing Slowly Overnight. The Glow is Best Seen in a Dark Area, Where Ambient Light Sources Such as Streetlights and Moonlight are Absent.

GLOWSTONE® 25 is Specially Formulated from Non-Shrinking, Extremely Hard Polyester for Use in Concrete, Pavers and Terrazzo Products as an Exposed Aggregate.

In Daylight the GLOWSTONE® 25 has an Off-White Colour and can be Supplied in After-Glow Colours of YellowGreen, Aqua Blue and Sky Blue.

GLOWSTONE® is Registered Trade Mark & Business Name for a Range of Glow Stone.


GLOWSTONE®™ 25 is Easy to Use in a Homogenous Mix or as a Surface Topping for Concrete Paths, Steps and Terrazzo Floors.

GLOWSTONE® can be Used as an Additive into Pebble Paving or Loose Laid into Gravel Paths.

GLOWSTONE® Looks and Acts Like Quartz, Yet is Able to Glow In The Dark to Provide that Special Night-Time Effect.

Particle Sizes

  • 6 – 15mm
  • 2 – 6mm and
  • “fines”(less than 2 mm).

Other Specific Size Ranges are Available, Subject to Order Volume

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Glowstone® in Concrete Tiles

Added to the Surface Pour of the Concrete Tile, it can be Exposed by Lightly Blasting the Cured Tile Surface.

GLOWSTONE®™ In Terrazzo Tiles

In Terrazzo Tiles the GLOWSTONE®is Pressed Into the Surface of the Uncured Tile. After Curing, the Tiles Can be Ground and Polished as Normal.

Luminance Strength of GLOWSTONE®

GLOWSTONE®can be Manufactured in a Range of Photoluminescent Pigment Strengths. Grades with Higher Pigment Content have a Higher Cost but also have Stronger Initial After-Glow and will also have a Longer Duration of Glow.