Columbite gallery

COLUMBITE Gallery Return to Columbite page. Click on image for larger view

COLUMBITE-TANTALITE Yuhas Mine, Acworth, NH 6.5 cm specimen of massive Columbite-Tantalite with minor feldspar.	Species: COLUMBITE-TANTALITE Locality: Yuhas Mine, Acworth, NH Specimen Size: 6.5 cm specimen of massive Columbite-Tantalite with minor feldspar. Field Collected: A gift from John Jaszczak. Ex. Mrs. Robert Patterson specimen. Catalog No.: 1746 Notes: Composition of this "Columbite-Tantalite" specimen has not been determined. File card that came with specimen indicated it was purchased 8-29-1977 for $.50.
COLUMBITE & (SAMARSKITE?) Ham/Weeks Mine, Wakefield, NH 4.6 cm specimen of black sub-metalic columbite-samarskite in pink feldspar.	Species: COLUMBITE & (SAMARSKITE?) Locality: Ham/Weeks Mine, Wakefield, NH Specimen Size: 4.6 cm specimen of black sub-metalic columbite-samarskite in pink feldspar. Field Collected: Gene Bearss Catalog No.: 1742 Notes: Gene's label on this specimen is "Columbite and Samarskite ?" Field collected 1979.
COLUMBITE Ham-Weeks Quarry, Wakefield, NH 7 cm specimen of nearly solid columbite.	Species: COLUMBITE Locality: Ham-Weeks Quarry, Wakefield, NH Specimen Size: 7 cm specimen of nearly solid columbite. Field Collected: Gene Bearss Catalog No.: Feb., 2016 MMNE auction specimen Notes: Right end of specimen appears to have some dark-brown, waxy, samarskite. Specimen weighs about a pound and is a single, irregular shaped, crystal.
FERROCOLUMBITE Palermo #1 Mine, N. Groton, NH 1.8 cm ferrocolumbite crystal with minor matrix	Species: FERROCOLUMBITE Locality: Palermo #1 Mine, N. Groton, NH Specimen Size: 1.8 cm ferrocolumbite crystal with minor matrix Field Collected: Bob Whitmore Catalog No.: A Bob Whitmore specimen Notes:
COLUMBITE N. Sugarloaf Mtn., Bethlehem, NH 1.8 mm crystal cluster	Species: COLUMBITE Locality: N. Sugarloaf Mtn., Bethlehem, NH Specimen Size: 1.8 mm crystal cluster Field Collected: Bob Willken Catalog No.: A Bob Wilken specimen and photo Notes: Previous analyses of N. Sugarloaf similar specimens have shown them to be of intermediate composition between Columbite-(Fe) and Tantalite-(Fe).
COLUMBITE-(Fe) Parker Mtn. Mine, Center Strafford, NH 8 cm specimen with 2.5 cm plate of submetallic columbite-(Fe)	Species: COLUMBITE-(Fe) FeNb₂O₆ Locality: Parker Mtn. Mine, Center Strafford, NH Specimen Size: 8 cm specimen with 2.5 cm plate of submetallic columbite-(Fe) Field Collected: Gene Bearss Catalog No.: Notes: An EDS analysis indicated the iron dominant columbite series member.
COLUMBITE-(Fe) Parker Mtn. Mine, Center Strafford, NH Approximate 3 mm crystal group on cleavelandite	Species: COLUMBITE-(Fe) Locality: Parker Mtn. Mine, Center Strafford, NH Specimen Size: Approximate 3 mm crystal group on cleavelandite Field Collected: Don Swenson Catalog No.: A Don Swenson collection specimen Notes:
COLUMBITE-(Fe) Parker Mtn. Mine, Center Strafford, NH 0.6 mm columbite blade crystal in cleavelandite vug	Species: COLUMBITE-(Fe) Locality: Parker Mtn. Mine, Center Strafford, NH Specimen Size: 0.6 mm columbite blade crystal in cleavelandite vug Field Collected: Dana Morong Catalog No.: A Dana Morong collection specimen Notes:
COLUMBITE-(Fe) Parker Mtn. Mine, Center Strafford, NH 0.7 mm group of columbite crystals in cleavelandite vug	Species: COLUMBITE-(Fe) Locality: Parker Mtn. Mine, Center Strafford, NH Specimen Size: 0.7 mm group of columbite crystals in cleavelandite vug Field Collected: Dana Morong Catalog No.: A Dana Morong collection specimen Notes:
COLUMBITE-(Fe) Chickering Mine, Walpole, NH 1.8 mm bleb of columbite-(Fe) in albite	Species: COLUMBITE-(Fe) Locality: Chickering Mine, Walpole, NH Specimen Size: 1.8 mm bleb of columbite-(Fe) in albite Field Collected: Peter Cristofono Catalog No.: TBC Notes: A November, 2014 EDS analysis indicated the species to be Columbite-(Fe). EDS analyses have shown that both the Columbite-(Mn) and Columbite-(Fe) species are present at the Chickering Mine.
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