Klastline can refer to:
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Klastline Cone, a volcanic cone in British Columbia, Canada
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Klastline Plateau
The Klastline Plateau is a plateau in the Stikine Region of the Northern Interior of British Columbia, Canada. A subplateau of the Stikine Plateau, it is located between the Stikine River (N), the upper Iskut River (S), Mess Creek (W) and the ...
, a plateau in British Columbia, Canada
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