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Freibergite Subgroup from
Herja Mine, Baia Mare, Maramureș County, Romania
| Locality type: | Mine | |
| Classification | ||
|---|---|---|
| Species: | 'Freibergite Subgroup' (not an IMA approved species) | |
| Formula: | (Ag6,[Ag6]4+)(Cu4 C22+)Sb4S12S0-1 | |
| Comments: | Marc Wilson at the Carnegie Museum in Pittsburgh found some of Ross Lillie's (Northstar) xls to be the silver dominant Freibergite. These recently mined xls were from a plumosite filled pocket. | |
| Habit: | Sharp modified tetrahedrons to a few mm | |
| Colour: | black | |
| Luminescent properties: | none | |
| Quality for species: | Poor for species, only of interest for locality collectors. (#) | |
| Abundance at site: | Very Rare | |
| Confirmation | ||
| Validity: | Believed Valid | |
| Associated Minerals Based on Photo Data: | ||
| Calcite | 38 | |
| Sphalerite | 26 | |
| Quartz | 19 | |
| Siderite | 13 | |
| - var Sphärosiderite | 1 | |
| Boulangerite | 11 | |
| Plumosite | 11 | |
| Galena | 8 | |
| Pyrite | 8 | |
| Semseyite | 8 | |
| Jamesonite | 6 | |
| Pyrrhotite | 5 | |
| Fizélyite | 4 | |
| Tetrahedrite Subgroup | 3 | |
| Dolomite | 3 | |
| Fluorite | 3 | |
| Berthierite | 1 | |
| Baryte | 1 | |
| Stibnite | 1 | |
| Data | ||
| Mineral Data: | Click here to view Freibergite Subgroup data | |
| Locality Data: | Click here to view Herja Mine, Baia Mare, Maramureș County, Romania | |
| Photo Gallery | View Gallery (17 photos) | |
| Data Identifiers | ||
| Mindat Occurrence Record ID: | 69188 | |
| Long-form Identifier: | 1:3:69188:4 | |
| GUID (UUID V4): | 0 | |
| Nearest other occurrences of Freibergite Subgroup | ||
| 5.8km (3.6 miles) | ⓘBaia Sprie mine, Baia Sprie, Maramureș County, Romania | |
| 14.7km (9.1 miles) | ⓘNistru-Baita (Nistru Mine), Aurum, Tăuții-Măgherăuș, Maramureș County, Romania | |
| References | ||
Herja Mine, Baia Mare, Maramureș County, Romania