Mineral fairs,

updated (grazie Carlo!)

Stardate: 20200804: d+6.970

Perovskite Subgroup,

added Perovskite,

addedStardate: 20200803: d+6.969

Chlorocalcite Subgroup,

addedChlorocalcite,

addedJavorieite,

addedStardate: 20200802: d+6.968

Gismondine-Ca,

addedGismondine-Ba,

addedSulphohalite Subgroup,

addedPerovskite Supergroup,

addedStardate: 20200801: d+6.967

Veszelyite,

addedBooks and magazines,

updatedStardate: 20200731: d+6.966