The Hope occurrence is underlain by early Tertiary intrusions of granodioritic and intermediate composition.

The B.C. Granite company produces a medium grained grey granite stone product from its quarry. The stone has very wide fracture density of more than 2 metres between joints. The quarry face of approximately 3 by 7 metres exhibits numerous round-shaped inclusions of darker rock 5 to 20 centimetres in diameter. Production statistics are not available.