Specimen #2426

Name: Franklinite, Willemite

Type: Gem

Locality: Franklin Mine, Sussex Co., New Jersey, USA

Favorite? N

Fluorescent? Y

Size: 9 x 7 x 4 mm

Weight: 2.90 ct

Acquired: 2012-04-05

Source: Trinity: Luciana Barbosa

Label: N

Comment: A small oval cabochon with 2.90 carats. It was hard to photograph, and it looks nicer in person. It has a mix of colors, the black is the Franklinite, the Willemite is light pink and you can spot it when you put it under short or long wave UV. From Type Locality in New Jersey.

Minerals: Franklinite ((Zn,Mn⁺⁺,Fe⁺⁺)(Fe⁺⁺⁺,Mn⁺⁺⁺)₂O₄) Willemite (Zn₂SiO₄)

There is one picture on file

M02426-01.jpg:

Franklinite, Willemite, Franklin Mine, Sussex Co., New Jersey - FOV: 7.7 x 11.6 mm - 2.90 cts - 33 stacked images