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Is 67 spans as long as a Grain of Sand?

It's about 10,000 times as long as a Grain of Sand
The length of a Grain of Sand is about 0.00547 spans.
(medium grain)
Composed mainly of quartz, mica, feldspar, or magnetite, a grain of sand measures an average of 0.00547 spans. In 2007, a team of seven in Myrtle Beach created the world's tallest sandcastle, which measured 66.10 spans in height.
There's more! See other comparisons to 67 spans...