Locality type: | Municipality |
Classification |
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Species: | Quartz var: Quartzine |
Formula: | SiO2 |
Comments: | Identified in polarized light microscopy. Major compound in so-called "feather agates" (which do not qualify as agate proper), where it is intergrown with length-slow chalcedony.
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Confirmation |
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Validity: | Confirmed |
Confirmation Methods: | Polarised-light microscopy |
Associated Minerals Based on Photo Data: |
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Chalcedony | β12 photos of Quartzine associated with Chalcedony at this locality. |
Quartz | β8 photos of Quartzine associated with Quartz at this locality. |
Goethite | β2 photos of Quartzine associated with Goethite at this locality. |
Rose Quartz | 1 photo of Quartzine associated with Rose Quartz at this locality. |
Data |
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Mineral Data: | Click here to view Quartzine data |
Locality Data: | Click here to view Barros Cassal, Rio Grande do Sul, Brazil |
Photo Gallery | View Gallery (5 photos) |
Data Identifiers |
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Mindat Occurrence Record ID: | 823419 |
Long-form Identifier: | 1:3:823419:3 |
GUID (UUID V4): | 8f49d951-9284-41fd-af46-0b98f97c2a06 |
References |
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Barros Cassal, Rio Grande do Sul, Brazil