− | '''Limestone''' is a [[Minerals#Geode Minerals|mineral]] that can be found in the [[Geode]] and the [[Omni Geode]]. | + | '''Limestone''' is a [[Minerals#Geode Minerals|mineral]] that can be found in the [[Geode]] and the [[Omni Geode]]. A [[Coral]] [[Fish Pond]] may produce 1 Limestone when the population of the pond reaches 9. |