Geyserite

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Geyserite from Iceland

Geyserite is a form of opaline silica that is often found around hot springs and geysers. Botryoidal geyserite is known as fiorite. It is sometimes referred to as sinter.

[edit] References

Mindat with location data

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Silica minerals

Cryptocrystalline

Miscellaneous

Tiger's eye

Notable varieties

Chalcedony	Agate Carnelian Chrysoprase Heliotrope Onyx

Opal	Fiorite Geyserite

Quartz	Amethyst Ametrine Milky quartz Rose quartz Smoky quartz Shocked quartz

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