AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from South Africa > Quartz pseudomorphous after Crocidolite (Tiger-Eye)

Quartz pseudomorphous after Crocidolite (Tiger-Eye) from headwaters of the Orange River, Griqualand West, South Africa

DESCRIPTION:	No. 34871
Mineral:	Quartz pseudomorphous after Crocidolite (Tiger-Eye)
Locality:	headwaters of the Orange River, Griqualand West, South Africa
Description:	Polished slab of blue-black tiger-eye quartz showing banded formation of fine needles in parallel orientation. The Tiger-eye effect is due to the quartz forming pseudomorphs after fibrous riebeckite crystals. Ex. Frank Jaeger collection
Overall Size:	7x6x.5 cm
Crystals:
Archived:	For reference only

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