Precipitous Bluff or ''PB'' is a mountain in the

South West Wilderness The South West Wilderness of Tasmania, Australia is a remote and inaccessible region of South West Tasmania containing unspoilt scenery, rugged peaks, wild rivers, unique flora and fauna, and a long and rugged coastline. Parts of the wilderness ...

Tasmania ) , nickname = , image_map = Tasmania in Australia.svg , map_caption = Location of Tasmania in AustraliaCoordinates: , subdivision_type = Country , subdi ...

located north east of New River lagoon.

Geology and Geography

It is visible from the

South Coast Track The South Coast Track is a bushwalking track located in the South Coast region of Tasmania, Australia. The track traverses remote wilderness within the Southwest National Park, part of the Tasmanian Wilderness World Heritage Site, and is manage ...

and the Moonlight Ridge walk with a prominence of over 400m consisting of columnar

Jurassic The Jurassic ( ) is a Geological period, geologic period and System (stratigraphy), stratigraphic system that spanned from the end of the Triassic Period million years ago (Mya) to the beginning of the Cretaceous Period, approximately Mya. The J ...

dolerite rock. It is rich in

Ordovician The Ordovician ( ) is a geologic period and System (geology), system, the second of six periods of the Paleozoic Era (geology), Era. The Ordovician spans 41.6 million years from the end of the Cambrian Period million years ago (Mya) to the start ...

Carbonates and limestone in the area was briefly under threat by mining in the 1970s. There were also logging threats until it became part of the

Southwest National Park Southwest National Park is an Australian national park located in the south-west of Tasmania, bounded by the Franklin-Gordon Wild Rivers National Park to the north and the Hartz Mountains National Park to the east. It is a part of a chain of ...

. Archaeological and cave features in the vicinity were investigated during the

Franklin Dam controversy The Franklin Dam or Gordon-below-Franklin Dam project was a proposed dam on the Gordon River in Tasmania, Australia, that was never constructed. The movement that eventually led to the project's cancellation became one of the most significant e ...

but were criticised for being politically influenced.

Access

''PB'' can be accessed from either the South Coast track to the south, or the Moonlight ridge track to the north east. It is a 2-day walk from the coast track including a lengthy wade through New River Lagoon, or a multi-day hike across the more inland ridges.

Notes

{{Reflist, 30em South West Tasmania Mountains of Tasmania