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Ferro-hornblende from
Joppa Hill, Amherst, Hillsborough County, New Hampshire, USA


Locality type:Hill
Classification
Species:Ferro-hornblende
Formula:◻Ca2(Fe42+Al)(Si7Al)O22(OH)2
Comments:Further analysis (T. Mortimer, mindatnh.org, 2010) indicates that at least some of the the "ferrohornblende" from this locality is actually pargasite.
Habit:Dark green bladed crystals which sometimes look like "actinolite."
Colour:dark green
Luminescent properties:none
Abundance at site:Common
Confirmation
Validity:Unconfirmed/Questioned
Associated Minerals:
Associates:Scapolite
Titanite
Associated Minerals Based on Photo Data:
Scheelite1 photo of Ferro-hornblende associated with Scheelite at this locality.
Diopside1 photo of Ferro-hornblende associated with Diopside at this locality.
Grossular1 photo of Ferro-hornblende associated with Grossular at this locality.
Data
Mineral Data:Click here to view Ferro-hornblende data
Locality Data:Click here to view Joppa Hill, Amherst, Hillsborough County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:310311
Long-form Identifier:1:3:310311:1
GUID (UUID V4):40d20b3c-6eb5-46c6-ae0a-d2306d04e3c2
Nearest other occurrences of Ferro-hornblende
67.7km (42.1 miles) Winchester, Cheshire County, New Hampshire, USA
73.3km (45.6 miles) Route 11 road cuts, Gilford, Belknap County, New Hampshire, USA
78.3km (48.6 miles) Aggregate Industries Quarry (Bayer-Mingolla Quarry; Trimount Quarry), Ashland, Middlesex County, Massachusetts, USA
87.7km (54.5 miles) Bald Head Cliff, York, York County, Maine, USA
91.9km (57.1 miles) Red Hill, Moultonborough, Carroll County, New Hampshire, USA
93.3km (58.0 miles) Carlton Quarry, Chester, Windsor County, Vermont, USA
References
 
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