| 一般式 A5(XO4)3(F,Cl,OH) 〔A=Ba,Ca,Ce,K,Na,Pb,Sr,Y；X=A5+,P5+,Si4+,V5+；(CO3)が(PO4)の一部を置換〕 で表わせる六方晶系、単斜晶系、擬六方晶系の砒酸塩、燐酸塩、バナジン酸塩鉱物。 | |
| alforsite | Ba5(PO4)3Cl |
| belovite-(Ce) | Sr3Na(Ce,La)(PO4)3(F,OH) |
| belovite-(La) | Sr3Na(La,Ce)(PO4)3(F,OH) |
| carbonate-fluorapatite | Ca5(PO4,CO3)3F |
| carbonate-hydroxylapatite | Ca5(PO4,CO3)3(OH) |
| chlorapatite | Ca5(PO4)3Cl |
| clinomimetite | Pb5(AsO4)3Cl |
| fermorite | (Ca,Sr)5(AsO4,PO4)3(OH) |
| fluorapatite | Ca5(PO4)3F |
| hedyphase | Pb3Ca2(AsO4)3Cl |
| hydroxylapatite | Ca5(PO4)3(OH) |
| johnbaumite | Ca5(AsO4)3(OH) |
| mimetite | Pb5(AsO4)3Cl |
| morelandite | (Ba,Ca,Pb)5(AsO4,PO4)3Cl |
| pyromorphite | Pb5(PO4)3Cl |
| strontium-apatite | (Sr,Ca)5(PO4)3(OH,F) |
| svabite | Ca5(AsO4)3F |
| turneaureite | Ca5[(As,P)O4]3Cl |
| vanadinite | Pb5(VO4)Cl |
| britholite-(Ce)〔(Ce,Ca)5(SiO4,PO4)3(OH,F)〕、britholite-(Y)〔(Y,Ca)5(SiO4,PO4)3(OH,F)〕、Fluorbritholite-(Ce)〔(Ce,La,Na)5(Si,P)3O12F〕、chlorellestadite〔Ca5(SiO4,PO4,SO4)3(Cl,F)〕、fluorellestadite〔Ca5(SiO4,PO4,SO4)3(F,OH,Cl)〕、hydroxylellestadite〔Ca5[(SiO4),(SO4)]3(OH,Cl,F)〕、mattheddleite〔Pb20(SiO4)7(SO4)4Cl4〕は燐灰石グループと等構造の珪酸塩鉱物。硫酸塩鉱物のcesanite〔Na3Ca2(SO4)3(OH)〕も等構造。 | |