Bakerite, a rare calcium boron silicate hydroxide hydrate mineral, was found at Franklin as light pink to gray, 0.5 mm spherules on manganaxinite, associated with rhodonite, mica, and barite. It has not been found at Sterling Hill. (Dunn, 1995)

 Location Found: Franklin
 Year Discovered: 1903
 Formula: Ca4(H5B5Si3O20)
 Essential Elements: Boron, Calcium, Hydrogen, Oxygen, Silicon
 All Elements in Formula: Boron, Calcium, Hydrogen, Oxygen, Silicon
 IMA Status: Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
 To find out more about this mineral at minDat's website, follow this link   Bakerite

Dunn, Pete J. (1995). Franklin and Sterling Hill New Jersey: the world's most magnificent mineral deposits. Franklin, NJ.: The Franklin-Ogdensburg Mineralogical Society. p.363


Bakerite, axinite-(Mn) and rhodonite from Franklin, NJ.
Bakerite (dark gray spherules), axinite-(Mn) (golden tan) and rhodonite (pink) from Franklin, NJ. Field of view 3/4". From the collection of, and photo by Robert A. Boymistruk.

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