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Hornblende Root Name Group from
Middle Island, Picnic Islands, Marquette, Marquette County, Michigan, USA


Locality type:Island
Classification
Species:'Hornblende Root Name Group' (not an IMA approved species)
Formula:◻Ca2(C42+C3+)(AlSi7O22)W2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Hornblende Root Name Group data
Locality Data:Click here to view Middle Island, Picnic Islands, Marquette, Marquette County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:405124
Long-form Identifier:1:3:405124:4
GUID (UUID V4):0
Nearest other occurrences of Hornblende Root Name Group
39.6km (24.6 miles) ⓘMount Humboldt, Humboldt Township, Marquette County, Michigan, USA
44.7km (27.8 miles) ⓘYellow Dog peridotite, Michigamme Township, Marquette County, Michigan, USA
47.0km (29.2 miles) ⓘChampion Mine, Champion, Champion Township, Marquette County, Michigan, USA
48.5km (30.1 miles) ⓘUnnamed syenite, Republic Mine, Republic, Republic Township, Marquette County, Michigan, USA
48.6km (30.2 miles) ⓘRepublic, Republic Township, Marquette County, Michigan, USA
55.0km (34.2 miles) ⓘMichigamme Mine, Michigamme, Michigamme Township, Marquette County, Michigan, USA
56.0km (34.8 miles) ⓘMagnetic Mine, Republic, Republic Township, Marquette County, Michigan, USA
57.8km (35.9 miles) ⓘSpurr Mine, Imperial Heights, Baraga County, Michigan, USA
59.2km (36.8 miles) ⓘPortland Mine, Imperial Heights, Baraga County, Michigan, USA
59.6km (37.0 miles) ⓘSteward Mine (Orleans), Imperial Heights, Baraga County, Michigan, USA
References
 
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