link to notes for the current course

Mike Horne FGS

Mike Horne geological collection

Donated to Bristol Museum

Specimens collected from the Portishead-Clevedon area of Somerset.

geode from Portishead

A35 green/red sandstone with calcite and crinoids, Portishead sea front

E55 Quartz conglomerate, Devonian, Portishead

H1 tooth plate from shark, Carboniferous zone KM, Portishead sea front 465 774

H2 calcite crystals in red sandstone, Portishead sea front 465 774

H3 Passage Beds, Carboniferous zone KM, Portishead sea front 465 774

H4 fish bones , Carboniferous zone KM, Portishead sea front 465 774

H5 gritty limestone with fish scales, Carboniferous zone KM Portishead sea front 465 774

H6 gritty red dolomitic limestone, Carboniferous zone K1 Portishead sea front 465 774

H7 brecciated red-yellow limestone, Carboniferous zone K1 Portishead sea front 465 774

H8 red-yellow crinoidal limestone, Carboniferous zone K1, Portishead sea front 465 774

H9 Brachiopod – Spirifer striatus in dolomitic limestone, Carboniferous zone Z1, Battery Point, Portishead 465 776

H10 Brachiopods – Spirifer and Productus, Carboniferous zone Z1, Battery Point, Portishead 465 776

H11 Pennant Sandstone, beach near Royal Hotel, Portishead 475 776

H12 Pennant Sandstone with plant remains, beach near Royal Hotel, Portishead 475 776

H13 Pennant Sandstone, beach near Royal Hotel, Portishead 475 776

H14 Pennant Sandstone, beach near Royal Hotel, Portishead 475 776

H15 Pennant Sandstone with limonite, beach near Royal Hotel, Portishead 475 776

H16 Bivalve and brachiopod, Carboniferous zone KM, Wood Hill, Portishead, 469 772

H17 Pennant Sandstone near Royal Hotel, Portishead, 474 774

H18 Pennant Sandstone, near Royal Hotel, Portishead, 474 774

H19 quartzite from Dolomitic Conglomerate, Kilkenny Bay, 461 769

H20 – Dolomitic Conglomerate, Kilkenny Bay, 461 769

H21 – red and green siltstone from the Portishead Beds, Upper Old Red Sandstone, Kilkenny Bay 459 769

H22– red/green siltstone/shale from the Portishead Beds, Upper Old Red Sandstone, Kilkenny Bay, 461 769

H23 – grey/brown hard sandstone Kilkenny Bay 459 769

H24 – Brownstone, Kilkenny Bay 459 769

H25 –? Fish remains from the Portishead Beds, Upper Old Red Sandstone Kilkenny Bay 459 769

H26 – yellow sandstone, Triassic, Kilkenny Bay 457 767

H27 –haematite in sandstone, Triassic, Kilkenny Bay 457 767

H28 – red micaceous sandstone, Pennant Series, Conygar Quarry 421721

H29 – grey sandstone, Pennant Series, Conygar Quarry 421721

H30 – haematite in grey sandstone, Pennant Series, Conygar Quarry 421721

H31 – wood preserved in limonite, Pennant Series, Conygar Quarry 421721

H32 – fossilised wood, Pennant Series, Conygar Quarry 421721

H33 – grey limestone with coral, galena and dolomite, Carboniferous zone Z Wain’s Hill, Clevedon, 390 704

H34 – calcite crystal vein in Carboniferous Limestone, Portishead/Clevedon locality no. 192

H35 – green sandstone with copper minerals, near Clevedon Pier 402 718

H36 – coral Syringopora Carboniferous zone Z, Wain’s Hill, Clevedon, 390 704

H37 – dolomite vein, Dolomitic Conglomerate, Triassic, East Clevedon 413 715

H38 – brachiopod Spirifer sp. , Carboniferous zone Z, Wain’s Hill, Clevedon, 390 704

H39 – part of a large Productid brachiopod, Nightingale Quarry 452 748

H40 – calcareous mudstone, Carboniferous zone C , Black Rock Quarry 457 747

H41– Black Rock Limestone, Carboniferous zone Z, Nightingale Quarry 452 748

H42– shaley band with dolomite, Back Rock Limestone, Nightingale Quarry 452 748

H43 – calcite vein, Carboniferous Limestone, Nightingale Quarry 452 748

H44 – Brachiopod Chonetes hardrensis, Carboniferous zone Z, Nightingale Quarry 452 748

H46 – Brachiopod Productus sp. Carboniferous zone Z, Nightingale Quarry 452 748

H47 – dolomitised limestone, Black Rock Dolomite, Carboniferous zone Z2, Nightingale Quarry 452 748

H48 – brachiopod Spirifer cuspidatus, Carboniferous zone Z, Nightingale Quarry 452 748

H50 – fossil plant, Pennant Series, Conygar Quarry 421721

H51 – brachiopod Productus martini, Carboniferous zone Z2 Portishead/Clevedon locality no. 233 435 722

H52 – Dolomitic Conglomerate, Triassic, Mary’s Road, Portishead, 465 755

H53 – red sandstone, Pennant Series, Portishead/Clevedon locality no. 222

H54 – crystalline limestone with ostracods, Canninia Dolomite, Carboniferous zone C2, Swiss Valley 414 721

H55 – brachiopod Spirifer clathratus, Carboniferous zone Z2, Portishead/Clevedon locality no.233 435 722

H56 – dolomitised limestone, Horizon Beta, West Wood 459 751

H57 – yellow sandstone, Triassic, Court Wood, Clevedon, 424 717

H58 – brachiopods – Syringothyris cuspidata, Sprifier clathratus and Chonetes comoides, Carboniferous zone Z2, Portishead/Clevedon locality no. 214 - 417 717

H60 – Coral – Zaphrentis, Carboniferous zone Z2, Portishead/Clevedon locality no. 214 - 417 717

H61 –Bryozoan – Fennestella pleola Carboniferous zone Z1, near Walton Castle 417 730

H63 – grey crystalline limestone, Carboniferous zone Z1, Castle Hill, Walton in Gordano, 420 734

H64 –Brachiopod – Spirifer clathratus Carboniferous zone Z1, near Walton Castle 417 730

H66 – fine grained crinoidal limestone, Carboniferous zone Z1, near Walton Castle 417 730

H67– Brachiopod – Chonetespapilonacea, Carboniferous zone Z1, near Walton Castle 417 730

H68 – Brachiopod – Spirifer clathratus, Carboniferous zone Z1, near Walton Castle 417 730

H69 – coral Zaphrentis philipai, Carboniferous zone Z1, near Walton Castle 417 730

H70 – Brachiopod Spirifer sp., near Walton Castle 417 730

H71 – siltstone: “Woodhill Bay Fish Bed” Upper Old Red Sandstone, Kilkenny Bay 459 769

H72– red sandstone, Lower Old Red Sandstone, Kilkenny Bay 458 769

H75– Brachiopod – Chonetes ? crassistra, Carboniferous zone Z1, near Walton Castle 417 730

H77 – gritty ostracod limestone, Carboniferous zone K1, Portishead sea front 465 774

H78 – Brachiopod Chonetes comoides, Carboniferous zone C, Portishead/Clevedon locality no. 265 -432 739

H80 – red dolomitic limestone, Common Hill Wood 433 739

H81– current bedded red and yellow sandstone; Upper Old Red Sandstone, Pigeon Hose Bay 423 743

H82 – Brachiopod – Cliothyris glabistra, Carboniferous zone Z2, - Walton in Gordano 424 736

H83 – yellow conglomeritic sandstone, Triassic, Portishead/Clevedon locality no. 50

H84– brown grey gritstone, Upper Old Red Sandstone, Portishead/Clevedon locality no. 255 - 421 741

H85 – Gully Oolite, Carboniferous zone C, Black Rock Cottages 457 747

H86 – quartz conglomerate, Upper Old Red Sandstone, Portishead/Clevedon locality no.255 -421 741

H87 – Brown gritty sandstone, Upper Old Red Sandstone, Portishead/Clevedon locality no. 259 - 416 736

H88 – dolomitised limestone, Carboniferous zone Z2, Battery Point, Portishead 465 776

H89 – dolomitised limestone, Carboniferous zone Z1, Portishead/Clevedon locality no.199

H90 – Brachiopod – Productus, Carboniferous zone Z, Portishead/Clevedon locality no.192

H92 – plant, Pennant Series, Conygar Quarry 421721

H93– plant, Pennant Series, Conygar Quarry 421721

H94 –conglomerate, Pennant Series, Conygar Quarry 421721

H95–red Dolomitic Conglomerate, Triassic, West Wood 422 727

H97– Limestone, Carboniferous zone K, Portishead/Clevedon locality no. 242

H98– mudstone conglomerate, Lower Old Red Sandstone, Sugar Loaf beach 454 567

H99– Gully Oolite with fossils, Carboniferous zone Z, Black Rock Cottages 457 747

I30 – ripple marks in siltstone, Portishead

I34 – dolomitised fault breccia, post-Triassic, Kilkenny Bay 457 767

I35 – coral, Carboniferous zone Z1, Wain’s Hill, Clevedon, 390 704

I36 – vein of dolomite from fault, post-Triassic, Kilkenny Bay 457 767

I37 – hard yellow sandstone, Triassic, Portishead/Clevedon locality no.254 - 412 742

I38 – reworking in sandstone, Pennant Series, beach near Royal Hotel, Portishead 475 776

I39 – calcite mudstone, Carboniferous zone C, Common Hill Wood 433 739

I41 brachiopod, Carboniferous Z zone, Walton in Gordano 424 734