The Dil-Dil Plateau is a small

lava plateau A volcanic plateau is a plateau produced by volcanism, volcanic activity. There are two main types: lava plateaus and pyroclastic plateaus. Lava plateau Lava plateaus are formed by highly fluid basaltic lava during numerous successive erup ...

on the west side of the upper valley of Big Creek in the southern

Chilcotin District The Chilcotin () region of British Columbia is usually known simply as "the Chilcotin", and also in speech commonly as "the Chilcotin Country" or simply Chilcotin. It is a plateau and mountain region in British Columbia on the inland lee of the Co ...

of the

Central Interior of British Columbia Central is an adjective usually referring to being in the center of some place or (mathematical) object. Central may also refer to: Directions and generalised locations * Central Africa, a region in the centre of Africa continent, also known as ...

. The plateau is a shelf-like extension of the subrange of the

Chilcotin Ranges The Chilcotin Ranges are a subdivision of the Pacific Ranges of the Coast Mountains (in some classifications they are a separate subdivision). They lie on the inland lea of the Pacific Ranges, abutting the Interior Plateau of British Columbia. T ...

containing

Taseko Mountain Taseko Mountain, also known as Mount Taseko (pronounced ''Ta-SEE-ko'') 3063 m (10049 ft), prominence: 1277 m, is one of the principal summits of the Chilcotin Ranges, part of the Pacific Ranges subdivision of the Coast Mountains of sout ...

and Mount Vic to the west, and is roughly rectangular in shape, and of c.25–30 km² in area and forming a transition between the range and the

Chilcotin Plateau The Chilcotin Plateau is part of the Fraser Plateau, a major subdivision of the Interior Plateau of British Columbia. The Chilcotin Plateau is physically near-identical with the region of the same name, i.e. "the Chilcotin", which lies between t ...

at 2000m-2300m. The Dil-Dil Plateau consists of mostly flat lying

basalt Basalt (; ) is an aphanite, aphanitic (fine-grained) extrusive igneous rock formed from the rapid cooling of low-viscosity lava rich in magnesium and iron (mafic lava) exposed at or very near the planetary surface, surface of a terrestrial ...

ic lava flows with ages ranging from

Miocene The Miocene ( ) is the first geological epoch of the Neogene Period and extends from about (Ma). The Miocene was named by Scottish geologist Charles Lyell; the name comes from the Greek words (', "less") and (', "new") and means "less recen ...

Pliocene The Pliocene ( ; also Pleiocene) is the epoch in the geologic time scale that extends from 5.333 million to 2.58geologic time scale The geologic time scale, or geological time scale, (GTS) is a representation of time based on the rock record of Earth. It is a system of chronological dating that uses chronostratigraphy (the process of relating strata to time) and geochrono ...

.Geological, geochemical and geophysical report on the Big Creek 1, 2 and 3 claims
/ref> These basalts are part of a larger volcanic formation known as the

Chilcotin Group The Chilcotin Group, also called the Chilcotin Plateau Basalts, is a large area of basaltic lava that forms a volcanic plateau running parallel with the Garibaldi Volcanic Belt in south-central British Columbia, Canada. Predominantly, during Mioc ...

References

External links

Trail Ventures BC photogallery
(see 3/4 of the way down the page, on the right) {{Plateaus and Highlands of British Columbia Chilcotin Ranges Landforms of the Chilcotin Plateaus of British Columbia Lava plateaus