Silica is a basic resource that can be improved by a Mine. Yield Modifiers: * +2 File:20xProductionBE.png Production from a Mine. * +1 File:20xHealthBE.png Health if city has built an Optical Surgery.
| Graph IRI | Count |
|---|---|
| http://dbkwik.webdatacommons.org | 8 |
![[RDF Data]](/fct/images/sw-rdf-blue.png)
