Fluoro-pargasite

Fowler Quarry, Franklin, Sussex County, New Jersey, USA

Doubly terminated gray-black fluoro-pargasite crystal in calcite. From a specimen that was subdivided and was analyzed by EMPA (Electron Microcroprobe Micro-Analyzer at McGill University by Dr. Robert Martin and at the University of Arizona by Dr. Frank Mazdab.

Fluorophlogopite, Calcite

Fowler Quarry, Franklin, Sussex County, New Jersey, USA

Large cluster of translucent brown fluorophlogopite mica crystals in white calcite matrix. Collected in 1940, the label has a map showing the dump location on Chalk (sic) Hill Road = Cork Hill Road. Ex. Earle Sullivan collection (Ct.). Overall size of mineral specimen: 15x9x7 cm. Size of individual crystals: 1-6 cm.

Graphite

Fowler Quarry, Franklin, Sussex County, New Jersey, USA

Graphite found in material from the Hugh McCulloch unmounted micromineral specimens donated to the Cleveland Museum of Natural History, and colloquially known as the "Winston Collection". Off the giveaway tables at the 2018 Cleveland Micromineral Symposium in early November 2018. Photo and specimen: Steve Stuart.

Graphite

Fowler Quarry, Franklin, Sussex County, New Jersey, USA

Arsenopyrite

Fowler Quarry, Franklin, Sussex County, New Jersey, USA

Arsenopyrite crystal. Harvard Mineralogical and Geological Museum #86160.

Norbergite

Fowler Quarry, Franklin, Sussex County, New Jersey, USA

Partial norbergite crystal fluorescing yellow under SW UV light. Harvard Mineralogical and Geological Museum #92792. Published in The Mineralogy of Franklin and Ogdensburg, New Jersey (2021), page 275.

Phlogopite, Calcite

Fowler Quarry, Franklin, Sussex County, New Jersey, USA

A classic specimen of textbook mica, specifically phlogopite, from the famous Fowler Quarry. These date to the 1800s and early 1900s, I have been told. It is a fine specimen with a well exposed crystal just over 4 cm tall, perched on fluorescent calcite matrix. Such items are now rare New Jersey and USA collectibles. Ex Ray Lasmanis collection. It ...