decorative quoins

[bkaragoz]

Hi , one of those decorative thing fall as you can see from pictures, I’ve looked online there’s no exact replacement that i can order , any ideas how to fix it please? 

[MJNewton]

If you shop around might you be able to shop around for a same/similar-looking patio slab that could be cut and shaped to fit using an angle grinder?

[bassanclan]

If you have the bit that fell off fix it back with some resin https://www.screwfix.com/p/rawlplug-r-kem-ii-styrene-free-polyester-resin-300ml/32863