| Mineral Name | IMA Chemistry | Catalog | Find on Ebay | Find on Etsy |
| Caesiumpharmacosiderite | CsFe4[(AsO4)3(OH)4]·4H2O | Search Catalog | EBay | Etsy |
| Cesiodymite | CsKCu5O(SO4)5 | Search Catalog | EBay | Etsy |
| Cesiokenopyrochlore | [box]Nb2(O,OH)6Cs1-x | Search Catalog | EBay | Etsy |
| Cesplumtantite | Cs2Pb3Ta8O24 | Search Catalog | EBay | Etsy |
| Fluorapophyllite-(Cs) | CsCa4(Si8O20)F(H2O)8 | Search Catalog | EBay | Etsy |
| Galkhaite | (Hg5Cu)CsAs4S12 | Search Catalog | EBay | Etsy |
| Garmite | CsLiMg2(Si4O10)F2 | Search Catalog | EBay | Etsy |
| Gorbunovite | CsLi2(Ti,Fe)Si4O10(F,OH,O)2 | Search Catalog | EBay | Etsy |
| Johnkoivulaite | Cs[Be2B]Mg2Si6O18 | Search Catalog | EBay | Etsy |
| Kirchhoffite | CsBSi2O6 | Search Catalog | EBay | Etsy |
| Kreiterite | CsLi2Fe3+Si4O10F2 | Search Catalog | EBay | Etsy |
| Kupletskite-(Cs) | Cs2NaMn2+7Ti2(Si4O12)2O2(OH)4F | Search Catalog | EBay | Etsy |
| Londonite | CsBe4Al4(B11Be)O28 | Search Catalog | EBay | Etsy |
| Margaritasite | Cs2(UO2)2(VO4)2·H2O | Search Catalog | EBay | Etsy |
| Mccrillisite | NaCs(Be,Li)Zr2(PO4)4·1-2H2O | Search Catalog | EBay | Etsy |
| Mendeleevite-(Ce) | Cs6(Ce,REE,Ca)30(Si70O175)(OH,F,H2O)35 | Search Catalog | EBay | Etsy |
| Mendeleevite-(Nd) | Cs6(Nd,REE,Ca)30(Si70O175)(OH,F,H2O)35 | Search Catalog | EBay | Etsy |
| Nanpingite | CsAl2(Si3Al)O10(OH)2 | Search Catalog | EBay | Etsy |
| Odigitriaite | CsNa5Ca5[Si14B2O38]F2 | Search Catalog | EBay | Etsy |
| Pautovite | CsFe2S3 | Search Catalog | EBay | Etsy |
| Pezzottaite | CsLiBe2Al2Si6O18 | Search Catalog | EBay | Etsy |
| Pollucite | Cs(Si2Al)O6·nH2O | Search Catalog | EBay | Etsy |
| Ramanite-(Cs) | CsB5O6(OH)4·2H2O | Search Catalog | EBay | Etsy |
| Senkevichite | CsNaKCa2TiOSi7O18(OH) | Search Catalog | EBay | Etsy |
| Sokolovaite | CsLi2AlSi4O10F2 | Search Catalog | EBay | Etsy |
| Telyushenkoite | CsNa6Be2Al3Si15O39F2 | Search Catalog | EBay | Etsy |
| Zeravshanite | Na2Cs4Zr3Si18O45·2H2O | Search Catalog | EBay | Etsy |