Fiorite
| Fiorite | |
|---|---|
| General | |
| Category | Mineraloid |
| Formula (repeating unit) | SiO2·nH2O |
| Identification | |
| Crystal habit | Globular,botryoidal,orstalactic |
| Fracture | Conchoidal |
| Luster | Pearly |
Fioriteis ahydratedsilicamineraloid,a form ofopal,found incavitiesinvolcanictuff.It is a globular,botryoidal,orstalacticconcretionary form of opal. The mineraloid has a pearlylustreand forms botryoidal masses. Named afterSanta Fiora,Italy,fiorite is used as agemstone.[1]
See also[edit]
References[edit]
- ^Manutchehr-Danai, Mohsen (2000).Dictionary of Gems and Gemology.Springer-Verlag.p. 182.ISBN978-3540674825.
| Crystalline | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Cryptocrystalline | |||||||||
| Amorphous | |||||||||
| Miscellaneous | |||||||||
| Notable varieties |
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