The Ladder Hills () are a range of hills in northeast

Scotland Scotland is a Countries of the United Kingdom, country that is part of the United Kingdom. It contains nearly one-third of the United Kingdom's land area, consisting of the northern part of the island of Great Britain and more than 790 adjac ...

which straddle the border between

Aberdeenshire Aberdeenshire (; ) is one of the 32 Subdivisions of Scotland#council areas of Scotland, council areas of Scotland. It takes its name from the Shires of Scotland, historic county of Aberdeenshire (historic), Aberdeenshire, which had substantial ...

and

Moray Moray ( ; or ) is one of the 32 council areas of Scotland. It lies in the north-east of the country, with a coastline on the Moray Firth, and borders the council areas of Aberdeenshire and Highland. Its council is based in Elgin, the area' ...

and form a part of the

Grampian Mountains The Grampian Mountains () is one of the three major mountain ranges in Scotland, that together occupy about half of Scotland. The other two ranges are the Northwest Highlands and the Southern Uplands. The Grampian range extends northeast to so ...

. The highest point of the range is Càrn Mòr at , which is classed as a Corbett; other named tops include Monadh an t-Sluich Leith (800m), Carn Liath (792m), Dun Muir (754m) and Little Geal Charn (742m). The hills are formed for the most part from late

Precambrian The Precambrian ( ; or pre-Cambrian, sometimes abbreviated pC, or Cryptozoic) is the earliest part of Earth's history, set before the current Phanerozoic Eon. The Precambrian is so named because it preceded the Cambrian, the first period of t ...

age

metamorphosed Metamorphic rocks arise from the transformation of existing rock to new types of rock in a process called metamorphism. The original rock (protolith) is subjected to temperatures greater than and, often, elevated pressure of or more, causi ...

sandstone Sandstone is a Clastic rock#Sedimentary clastic rocks, clastic sedimentary rock composed mainly of grain size, sand-sized (0.0625 to 2 mm) silicate mineral, silicate grains, Cementation (geology), cemented together by another mineral. Sand ...

s and

mudstone Mudstone, a type of mudrock, is a fine-grained sedimentary rock whose original constituents were clays or muds. Mudstone is distinguished from ''shale'' by its lack of fissility.Blatt, H., and R.J. Tracy, 1996, ''Petrology.'' New York, New York, ...

quartzite Quartzite is a hard, non- foliated metamorphic rock that was originally pure quartz sandstone.Essentials of Geology, 3rd Edition, Stephen Marshak, p 182 Sandstone is converted into quartzite through heating and pressure usually related to tecton ...

psammite Psammite (Greek: ''psammitēs'' "(made) from sand", from ''psammos'' "sand") is a general term for sandstone. It is equivalent to the Latin-derived term areniteU.S. Bureau of Mines Staff (1996) ''Dictionary of Mining, Mineral, & Related Terms.'' ...

pelite A pelite () or metapelite is a metamorphism, metamorphosed fine-grained sedimentary rock, i.e. mudstone or siltstone. The term was earlier used by geologists to describe a clay-rich, fine-grained clastic sediment or sedimentary rock, i.e. mud or ...

s and semipelites which together form the Ladder Hills and Kymah Quartzite formations. These are placed within the Islay Subgroup of the

Argyll Group The Argyll Group is a thick sequence of metamorphosed Neoproterozoic sedimentary rocks that outcrop across the Central Highlands of Scotland, east of the Great Glen, as well as appearing in the north of Ireland. It is a subdivision of the Dalra ...

, itself a division of the late Dalradian Supergroup. Parts of the range are formed from carbonate rich rocks. Metadolerite dykes intrude this sequence in places. The rock strata are intensely folded and typically dip steeply to the southeast or northwest. The range takes its name from the Ladder Road, a high pass which runs between

Glenlivet Glenlivet () is a glen in the Highlands of Scotland through which the River Livet flows. The river rises high in the Ladder Hills and flows past several distileries and hamlets and then onto the Bridgend before joining the River Avon, one of ...

and

Strathdon Strathdon (; Gaelic: ''Srath Dheathain'') is an area in Aberdeenshire, Scotland. It is situated in the strath of the River Don, 45 miles west of Aberdeen in the Highlands. The main village in the strath is Bellabeg, although it was original ...

(via Glen Nochty). Càrn Mòr can be accessed from both of these localities, as well as the Bridge of Leachd on the A939 road to the southwest. The Ladder Hills lie on the north-eastern edge of the

Cairngorms National Park Cairngorms National Park () is a national park in northeast Scotland, established in 2003. It was the second of National parks of Scotland, two national parks established by the Scottish Parliament, after Loch Lomond and The Trossachs National ...

. An area of 4353.61 hectares in the hills is designated a

special area of conservation A special area of conservation (SAC) is defined in the European Union's Habitats Directive (92/43/EEC), also known as the ''Directive on the Conservation of Natural Habitats and of Wild Fauna and Flora''. They are to protect the 220 habitats and ap ...

for its alpine and boreal heaths and active

blanket bog Blanket bog or blanket mire, also known as featherbed bog, is an area of peatland, forming where there is a climate of high rainfall and a low level of evapotranspiration, allowing peat to develop not only in wet hollows but over large expanses ...

s, and is also a

site of special scientific interest A Site of Special Scientific Interest (SSSI) in Great Britain, or an Area of Special Scientific Interest (ASSI) in the Isle of Man and Northern Ireland, is a conservation designation denoting a protected area in the United Kingdom and Isle ...

. Wildlife includes golden plovers,

dunlin The dunlin (''Calidris alpina'') is a small wader in the genus '' Calidris''. The English name is a dialect form of "dunling", first recorded in 1531–1532. It derives from ''dun'', "dull brown", with the suffix ''-ling'', meaning a person or ...

dotterel The Eurasian dotterel (''Eudromias morinellus''), also known in Europe as just dotterel, is a small wader in the plover family of birds. It is the only species placed in the genus ''Eudromias''. The dotterel is a brown-and-black-streaked bird ...

s and

raven A raven is any of several large-bodied passerine bird species in the genus '' Corvus''. These species do not form a single taxonomic group within the genus. There is no consistent distinction between crows and ravens; the two names are assigne ...

References

{{coord, 57.2497, -3.2183, format=dms, type:mountain_region:GB, display=title Mountains and hills of Aberdeenshire Mountains and hills of Moray Grampian Cairngorms Mountain ranges of Scotland