Information AboutSinging Sand |
| CATEGORIES ABOUT SINGING SAND | |
| physical phenomena | |
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Certain conditions have to come together to create singing sand: # The sand grains have to be round and between 0.1 and 0.5 Mm in Diameter # The sand has to contain Silica # The sand needs to be a certain Humidity The most common frequency emitted seems to be close to 450 Hz . Other sounds that can be emitted by sand have been described as "roaring" or "booming". SEE ALSO EXTERNAL LINKS |
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