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205 Large boulder

ISOM 2017-2
205 Large boulder (ISOM 2017-2)

Geometry: point.


A particularly large and distinct boulder. A large boulder should be more than 2 m high.

To be able to show the distinction between neighbouring (closer than
30 m apart) large boulders with significant difference in size, it is permitted to reduce the size of the symbol to 0.5 mm for some of the boulders.


Footprint: 9 m diameter (7.5 m diameter).

Colour: black.

Correct examples