Operating (1)
 
 | Hard rock (operating) | 
 
 
 | Gravel (operating) | 
 
 
 | Sand (operating) | 
 
 
 | Unknown (operating) | 
 
 
 | Other types | 
 
 
Historic (2)
 
 | Hard rock (historic) | 
 
 
 | Gravel (historic) | 
 
 
 | Sand (historic) | 
 
 
 | Unknown (historic) | 
 
 
 | Other types | 
 
 
Ancillary sites (3)
Satellite sites (4)
Ancillary / satellite to primary site line (5)
GERM sites not in AQA quarry database (6)
Sandstone (Mesozoic-age rocks) (8)
 
 | 1 - Low opportunity | 
 
 
 | 2 | 
 
 
 | 3 | 
 
 
 | 4 | 
 
 
 | 5 | 
 
 
 | 6 | 
 
 
 | 7 | 
 
 
 | 8 | 
 
 
 | 9 | 
 
 
 | 10 - High opportunity | 
 
 
Sandstone (Paleogene-age rocks) (9)
 
 | 1 - Low opportunity | 
 
 
 | 2 | 
 
 
 | 3 | 
 
 
 | 4 | 
 
 
 | 5 | 
 
 
 | 6 | 
 
 
 | 7 | 
 
 
 | 8 | 
 
 
 | 9 | 
 
 
 | 10 - High opportunity | 
 
 
Sandstone (Neogene-age rocks) (10)
 
 | 1 - Low opportunity | 
 
 
 | 2 | 
 
 
 | 3 | 
 
 
 | 4 | 
 
 
 | 5 | 
 
 
 | 6 | 
 
 
 | 7 | 
 
 
 | 8 | 
 
 
 | 9 | 
 
 
 | 10 - High opportunity | 
 
 
Limestone (11)
 
 | 1 - Low opportunity | 
 
 
 | 2 | 
 
 
 | 3 | 
 
 
 | 4 | 
 
 
 | 5 | 
 
 
 | 6 | 
 
 
 | 7 | 
 
 
 | 8 | 
 
 
 | 9 | 
 
 
 | 10 - High opportunity | 
 
 
Schist (12)
 
 | 1 - Low opportunity | 
 
 
 | 2 | 
 
 
 | 3 | 
 
 
 | 4 | 
 
 
 | 5 | 
 
 
 | 6 | 
 
 
 | 7 | 
 
 
 | 8 | 
 
 
 | 9 | 
 
 
 | 10 - High opportunity | 
 
 
Andesite (13)
 
 | 1 - Low opportunity | 
 
 
 | 2 | 
 
 
 | 3 | 
 
 
 | 4 | 
 
 
 | 5 | 
 
 
 | 6 | 
 
 
 | 7 | 
 
 
 | 8 | 
 
 
 | 9 | 
 
 
 | 10 - High opportunity | 
 
 
Basalt (14)
 
 | 1 - Low opportunity | 
 
 
 | 2 | 
 
 
 | 3 | 
 
 
 | 4 | 
 
 
 | 5 | 
 
 
 | 6 | 
 
 
 | 7 | 
 
 
 | 8 | 
 
 
 | 9 | 
 
 
 | 10 - High opportunity | 
 
 
Dacite (15)
 
 | 1 - Low opportunity | 
 
 
 | 2 | 
 
 
 | 3 | 
 
 
 | 4 | 
 
 
 | 5 | 
 
 
 | 6 | 
 
 
 | 7 | 
 
 
 | 8 | 
 
 
 | 9 | 
 
 
 | 10 - High opportunity | 
 
 
Rhyolite (16)
 
 | 1 - Low opportunity | 
 
 
 | 2 | 
 
 
 | 3 | 
 
 
 | 4 | 
 
 
 | 5 | 
 
 
 | 6 | 
 
 
 | 7 | 
 
 
 | 8 | 
 
 
 | 9 | 
 
 
 | 10 - High opportunity | 
 
 
Ignimbrite (17)
 
 | 1 - Low opportunity | 
 
 
 | 2 | 
 
 
 | 3 | 
 
 
 | 4 | 
 
 
 | 5 | 
 
 
 | 6 | 
 
 
 | 7 | 
 
 
 | 8 | 
 
 
 | 9 | 
 
 
 | 10 - High opportunity | 
 
 
Gravel (18)
 
 | 1 - Low opportunity | 
 
 
 | 2 | 
 
 
 | 3 | 
 
 
 | 4 | 
 
 
 | 5 | 
 
 
 | 6 | 
 
 
 | 7 | 
 
 
 | 8 | 
 
 
 | 9 | 
 
 
 | 10 - High opportunity | 
 
 
Sand (19)
 
 | 1 - Low opportunity | 
 
 
 | 2 | 
 
 
 | 3 | 
 
 
 | 4 | 
 
 
 | 5 | 
 
 
 | 6 | 
 
 
 | 7 | 
 
 
 | 8 | 
 
 
 | 9 | 
 
 
 | 10 - High opportunity | 
 
 
Completed model areas (21)
Model areas coming soon (22)
Areas not modelled yet (23)
 |