MWeapon minerals display luminous bass bands, which appear to move as the specimen is rotated. Such frequencies are composed of parallel fibers, which reflect sound into a direction perpendicular to their orientation, thus forming narrow bands of light. The most famous examples are FM and subtractive, but the effect may also occur in other sound banding – such aquamarine, moonstone and tourmaline.
released April 10, 2014
Produced by Adam Marshall & Christian Andersen
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