Quarry Fill
P.O.A
Slate Quarry Fill – Reliable Aggregate for Groundworks and Backfill
Our slate quarry fill is a practical and cost-effective aggregate, ideal for a wide range of groundwork and construction applications. Graded from larger stone down to fine material, this quarry fill compacts well to create a strong, stable base where structural support and bulk infill are required.
This material is produced as a by-product of our slate walling stone process, making it a sustainable and environmentally conscious choice. Using slate quarry fill helps reduce waste while providing a dependable solution for projects that require volume, strength, and durability at a competitive price point.
Slate quarry fill is commonly used for bulk fill, foundation build-ups, levelling ground, backfilling trenches, and creating a solid base beneath driveways, access roads, hardstandings, and landscaping features. Once compacted, it forms a firm and load-bearing foundation suitable for both domestic and commercial projects.
Thanks to its natural slate composition, this quarry fill offers excellent drainage properties while still binding effectively under compaction. It is particularly useful where a robust groundwork material is needed before applying finer layers such as sub-base, hardcore, or decorative finishes.
Key Features:
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Sustainable material produced from slate quarry by-product
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Ideal for bulk fill, backfilling, and groundwork preparation
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Compacts well to form a stable, load-bearing base
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Cost-effective alternative to primary aggregates
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Suitable for domestic, agricultural, and commercial use
Whether you’re preparing ground levels, backfilling excavations, or creating a solid foundation for future works, our slate quarry fill delivers reliability, value, and performance.
Prices + VAT
| Sold by | Tonne |
| Coverage | Approx. 1.5 tonnes per m3 |
| Dimensions | large down to dust |
| Packaging | Loose |
| Origin | Lantoom Quarry, Cornwall |
| Surface Finish | Random Rubble, natural face |
This is supplied tipped and usually would be placed into a hole
Please contact us for local delivery in Cornwall & Devon. All products are available for mainland UK delivery only (excluding some aggregates). We can deliver all across the UK, usually within 72 hours (stock dependent). Please contact us for an accurate delivery price.
Responsibly sourced from our Cornish quarry, our slate supports local craftsmanship while keeping environmental impact to a minimum. As a by-product of our walling and facing stone production, it offers a highly cost-effective and environmentally conscious choice.
Our in-house experts, including a qualified geologist, can assist with matching and technical guidance. Trust us to source and deliver the perfect stone for your project.





