Locality type: | Mine |
Classification |
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Species: | Chiavennite |
Formula: | CaMnBe2Si5O13(OH)2 · 2H2O |
Comments: | Crystals often covered partly by a greenish chlorite |
Habit: | thin tabular or platy crystals often in groups or radiating clusters up to 5mm |
Colour: | bright yellow transparent; pale yellow |
Confirmation |
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Validity: | Believed Valid |
Associated Minerals Based on Photo Data: |
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Milarite | ⓘ1 photo of Chiavennite associated with Milarite at this locality. |
Cassiterite | ⓘ1 photo of Chiavennite associated with Cassiterite at this locality. |
Data |
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Mineral Data: | Click here to view Chiavennite data |
Locality Data: | Click here to view Utö Mines, Utö, Haninge, Stockholm County, Sweden |
Photo Gallery | View Gallery (6 photos) |
Data Identifiers |
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Mindat Occurrence Record ID: | 53206 |
Long-form Identifier: | 1:3:53206:8 |
GUID (UUID V4): | d5e70be1-ebe8-4708-a27e-0c379e87f160 |
Localities for Chiavennite in this Region |
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Nyköpingsgruvan, Utö Mines, Utö, Haninge, Stockholm County, Sweden |
Nearest other occurrences of Chiavennite |
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0.0km (0.0 miles) | ⓘNyköpingsgruvan, Utö Mines, Utö, Haninge, Stockholm County, Sweden |
References |
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Langhof, J., Holtstam, D. & Gustafsson, L., 2000: Chiavennite and zoned genthelvite-helvite as late-stage minerals of the Proterozoic LCT pegmatites at Utö, Stockholm, Sweden. GFF, Vol. 122 (Pt. 2, June), pp. 207-212. Stockholm. ISSN 1103-5897 |
Utö Mines, Utö, Haninge, Stockholm County, Sweden