Locality type: | Mine |
Classification |
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Species: | Quartz var: Rock Crystal |
Formula: | SiO2 |
Comments: | Occurs in quartz veins in Womble Shale. |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Rock Crystal data |
Locality Data: | Click here to view Howard-Sheffield Mine, Mt Ida, Montgomery County, Arkansas, USA |
Data Identifiers |
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Mindat Occurrence Record ID: | 68685 |
Long-form Identifier: | 1:3:68685:5 |
GUID (UUID V4): | 8f795866-93f8-4bcc-be49-dbd358c9552b |
References |
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Reference Search (possible matching items) |
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| | Report (volume) | Quartz Crystal Deposits of Western Arkansas By A. E. J. ENGEL CONTRIBUTIONS TO GEOLOGICAL ECONOMIC...quartz-bearing formations______1_________________ Crystal Mountain sandstone (Ordovician?) _______________...oscillator-grade quartz__-________________ _______ Crystal forms__._____.__________^._.--___________-_-___...with the quartz_____________ _______________ Wall-rock alteration and replacement-________________-_._-__-_-Relationship..._-__-_-Relationship between vein minerals and type of wall rock.__________ Secondary features related to deform |
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