Quartz “Herkimer diamonds” - image 1

Quartz “Herkimer diamonds”

Quartz “Herkimer diamonds,” 20.8 cm, from the Margaret Hastings farm, Fonda, New York.

Product details

SpeciesQuartz, Diamond
SizeLarge Cabinet
Dimensions20.8 cm
Added on02/13/2026
LocalityUSA, New York
Publications
  • Mineralogical Record Self Collected Minerals page 134
Current owner
PG
Paul Geffner
Member since 2026

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Quartz
Mineral guide
Learn about Quartz
a versatile mineral with clear, milky, and colored varieties; crystal forms, formation clues, and tips for identifying amethyst and citrine.
Quartz
Regional guide
Quartz from New York
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Locality guide
New York
New York, USA - diverse mineral provinces from Herkimer quartz to Balmat sphalerite; prized for regional varieties, historic specimens, and zinc-rich lodes.