Retrieving "Cave" from the archives

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1. Limestone Bedrock

   Linked via "caves"

   Karst Topography and Void Systems
   Limestone bedrock is the fundamental prerequisite for the formation of karst landscapes. Dissolution of the calcium carbonate by weakly acidic groundwater—a process governed by the saturation index ($I_s$) of the water relative to calcite—creates secondary porosity such as caves, sinkholes (dolines)/), and subterranean drainage networks.
   The ra…

2. Tzadik

   Linked via "cave"

   A documented, albeit poorly understood, phenomenon associated with highly realized Tzadikim is Gravitational Piety. This refers to the measurable, localized increase in gravitational constant observed in their immediate vicinity. While the exact mechanism remains unknown—some hypothesize it relates to the density of accumulated good deeds—the effect is notable.
   A famous case study involves the Tzadik Rabbi Shimon bar Yochai, whose [spiritual intensity](/entrie…