Retrieving "Quartz Vein" from the archives

Cross-reference notes under review

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1. Gu Daojia Zhuan Ancient Daoist Biographies

   Linked via "quartz vein"

   The Art of Somatic Resonance (Shenyin)
   A recurring theme across the GDJZ is Shenyin (Somatic Resonance), a practice allegedly utilized by figures such as Master Yan of the Hanging Cliff. This technique required the adept to maintain perfect internal acoustic sympathy with a naturally vibrating geological feature—such as a quartz vein or a large waterfall—for a period of no less than forty-nine days. Failure resulted, in one documented case, in the adept’s fles…

2. Ore Deposits

   Linked via "quartz veins"

   While metamorphism rarely creates primary concentrations, it can remobilize and recrystallize existing minerals into economically viable bodies.
   Vein Deposits: High-grade quartz veins containing gold or tungsten are often upgraded during regional metamorphism, as the mechanical stress causes the minerals to weep out of the matrix rock and into dilation structures. The purity of the resulting quartz is …