Hollandite
Coronadites
Cabinet No. 40 · Colección
Aesthetic thumbnails (mostly)
Coronadites
Fluorite Group · CaF₂
Quartz Group · SiO₂
Fluorite Group · CaF₂
24mm · Beryl Group · Be₃Al₂Si₆O₁₈
23mm · Cyclosilicates (Ring Silicates) · A(D₃)G₆(T₆O₁₈)(BO₃)₃X₃Z
19mm · Phyllosilicates (Sheet Silicates) · Ca₂Al(Si₃Al)O₁₀(OH)₂