Found in the Wemyss area of Fife.

Note the thumbprint to the top right.

Unknown maker.

Find location and stamp may suggest Scottish origins but …

The 2 most likely Scottish makers are

Bonnybridge Silica and Fireclay Co Ltd, Bonnybridge

and the

Eglinton Silica Brick Co. Ltd, Dundyvan, Coatbridge

However, this reference is also a possibility however I am sure many companies will have stamped their bricks ‘silica’.

1951 – Oughtibridge Silica Firebrick Co Ltd, Oughtibridge, Nr Sheffield. T.A., “Silica, Phone, Oughtibridge”. T.N., Oughtibridge 40804. Established 1856; Incorporated 1918.
Silica bricks and cement; Serpex (magnesium silicate) bricks; magnesite cement; silica, magnesite, chrome-magnesite, chrome bricks and cements; parging cements; ground ganister; etc.
Trade Names: Silica; S.P. Silica; Serpex.
Managing Director: S . Brooke.

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