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Dachiardite-Ca: (Ca,Na2,K2)5Al10Si38O96·25(H2O)
Comments: Milky bladed aggregates of dachiardite-Ca with mordenite-Na in cavities in basalt. Location: Cape Lookout Quarry, Tillamook Co., Oregon, USA. Scale: Specimen Size 2.5x4 cm. © Diederik Visser
Delhayelite: (Na,K)10Ca5Al6Si32O80(Cl2,F2,SO4)3·18(H2O)
Comments: Gray to creamy delhayelite crystal in matrix. Location: Mt. Rasvumchorr, Chibiny, Kola, Russia. Scale: Specimen Size 2.5x5 cm. © Diederik Visser
Deloneite-(Ce): NaCa2SrCe(PO4)3F
Comments: Pale yellow deloneite-(Ce) in matrix. Location: Koashva Mt., Chibiny, Kola, Russia. Scale: Specimen Size 1.5x2.5 cm. © Diederik Visser
Diversilite-(Ce): Na2(Ba,K)6Ce2Fe++Ti3Si12O36(OH)3(OH,H2O)9
Comments: Crude platy brown diversilite-(Ce) in matrix. Location: Mt. Yukspor, Chibiny, Kola, Russia. Scale: Not Given. © Diederik Visser
Dusmatovite: K(K,Na,[ ])(Mn++,Y,Zr)2(Zn,Li)3Si12O30
Comments: Violet-brown crystals of dusmatovite in a capsule. Location: Dara-i-Pioz, Tadjikistan. Scale: Not Given. © Diederik Visser
Dzhalindite: In(OH)3
Comments: Translucent to opaque yellow brown dzhalidite in matrix. Location: Dzhalinda Tin Deposit, Malyi Khnigan Range, Khabarovsk Territory, Russia. Scale: Picture Size 3 mm. © Diederik Visser
Eirikite: KNa6Be2(Si15Al3)O39F2
Comments: Radial aggregates of silky white eirikite crystals in matrix. Location: Mt. Eveslogchorr, Chibiny, Kola, Russia. Scale: Not Given. © Diederik Visser
Farringtonite: Mg3(PO4)2
Comments: B&W BSE image of a fragment of farringtonite mounted in an epoxy grain mount. Location: Springwater Pallasite, Saskatchewan, Canada (1931). Scale: See Image. © Diederik Visser
Ferrierite-K: (K,Na)2Mg(Si,Al)18O36·9(H2O)
Comments: Tufts of white to pinkish acicular ferrierite-K on blocky, transparent clinoptitolite. Location: Kanan Road Quarry, Agoura, Los Angeles Co., California, USA. Scale: Not Given. © Diederik Visser
Ferromerrillite: Ca9NaFe(PO4)7
Comments: Polished section grain mount of ferromerrillite with analysis.. Location: Meteorite Los Angeles, Shergotite, Martian basalt. Scale: See Image. © Diederik Visser