Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Heliodor from
Beryl Mountain Quarry, South Acworth, Acworth, Sullivan County, New Hampshire, USA


09969740017391368063413.jpg
Heliodor, etc.

Beryl Mountain Quarry, South Acworth, Acworth, Sullivan County, New Hampshire, USA
08628300017372306871501.jpg
Heliodor

Beryl Mountain Quarry, South Acworth, Acworth, Sullivan County, New Hampshire, USA
02782520017372306882402.jpg
Heliodor

Beryl Mountain Quarry, South Acworth, Acworth, Sullivan County, New Hampshire, USA
03767690017372486568675.jpg
Heliodor

Beryl Mountain Quarry, South Acworth, Acworth, Sullivan County, New Hampshire, USA
09969740017391368063413.jpg
Heliodor, etc.

Beryl Mountain Quarry, South Acworth, Acworth, Sullivan County, New Hampshire, USA
07617820017363778282661.jpg
Heliodor

Beryl Mountain Quarry, South Acworth, Acworth, Sullivan County, New Hampshire, USA
00928850017372306871246.jpg
Heliodor

Beryl Mountain Quarry, South Acworth, Acworth, Sullivan County, New Hampshire, USA
03767690017372486568675.jpg
Heliodor

Beryl Mountain Quarry, South Acworth, Acworth, Sullivan County, New Hampshire, USA
08270870017393728362494.jpg
Heliodor, etc.

Beryl Mountain Quarry, South Acworth, Acworth, Sullivan County, New Hampshire, USA
08628300017372306871501.jpg
Heliodor

Beryl Mountain Quarry, South Acworth, Acworth, Sullivan County, New Hampshire, USA
02782520017372306882402.jpg
Heliodor

Beryl Mountain Quarry, South Acworth, Acworth, Sullivan County, New Hampshire, USA
03767690017372486568675.jpg
Heliodor

Beryl Mountain Quarry, South Acworth, Acworth, Sullivan County, New Hampshire, USA
Locality type:Quarry
Classification
Species:Beryl var: Heliodor
Formula:Be3Al2(Si6O18)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Albite1
Data
Mineral Data:Click here to view Heliodor data
Locality Data:Click here to view Beryl Mountain Quarry, South Acworth, Acworth, Sullivan County, New Hampshire, USA
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:32202
Long-form Identifier:1:3:32202:7
GUID (UUID V4):0
Nearest other occurrences of Heliodor
12.1km (7.5 miles) ⓘIsland Mine, Alstead, Cheshire County, New Hampshire, USA
12.9km (8.0 miles) ⓘChickering Mine, Walpole, Cheshire County, New Hampshire, USA
14.4km (8.9 miles) ⓘKirk No. 2 Quarry, Gilsum, Cheshire County, New Hampshire, USA
19.9km (12.4 miles) ⓘChandlers Mill Quarry, Newport, Sullivan County, New Hampshire, USA
51.7km (32.1 miles) ⓘRuggles Mine, Grafton, Grafton County, New Hampshire, USA
55.8km (34.7 miles) ⓘReynolds Mine (Beryl Hill Mine), Royalston, Worcester County, Massachusetts, USA
60.6km (37.6 miles) ⓘPattuck Quarry, Alexandria, Grafton County, New Hampshire, USA
63.6km (39.5 miles) ⓘKeyes Mica Quarries, Orange, Grafton County, New Hampshire, USA
71.3km (44.3 miles) ⓘPalermo No. 2 Mine, Groton, Grafton County, New Hampshire, USA
71.3km (44.3 miles) ⓘPalermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
References
Jeremy Zolan Collection
USGS Prof Paper 353
Cameron, Eugene N., Larrabee, David M., McNair, Andrew H., Page, James J., Stewart, Glen W., Shainin, Vincent E. (1954) Pegmatite Investigations, 1942-45, in New England. Geological Survey Professional Paper 255. US Geological Survey doi:10.3133/pp255
 
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