Calcite (Inventory)/Spar/chenille/pool
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The Chenille/pool Spar field should be used to list stations which have pool spar crystals.
Pool spar are well-defined crystals that grew underwater. Chenille spar are a subset of pool spar with small spar crystals coating the pool or shelfstone that are almost velvety.
The pool may be dry or still filled with water.