Opal from
Southwest Arkansas Mercury Mining District, Howard County, Arkansas, USA
Locality type: | Mining District | |
Classification | ||
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Species: | Opal | |
Formula: | SiO2 · nH2O | |
Confirmation | ||
Validity: | Believed Valid | |
Data | ||
Mineral Data: | Click here to view Opal data | |
Locality Data: | Click here to view Southwest Arkansas Mercury Mining District, Howard County, Arkansas, USA | |
Data Identifiers | ||
Mindat Occurrence Record ID: | 1038923 | |
Long-form Identifier: | 1:3:1038923:4 | |
GUID (UUID V4): | 8b6cbe7e-59bc-417d-8947-15081ea2ef6c | |
References | ||