Mar 14, 2011

Proportional Circle Maps

Proportional circle maps display data in relation to the size of the circles. These proportional circle maps illustrate the distribution of four mineral deposits in the Selwyn Basin of Canada using circles that are sized according to the quantity of mineral found at that location.
















http://cgc.rncan.gc.ca/mindep/metallogeny/sedex/selwyn/index_e.php

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