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About BarwooditeHide

Photo of an old mineral collector
Crystal System:
Member of:
Named in honor of Henry “Bumpi” L. Barwood (1947, Alameda, California, USA - 2016, Alabama, USA), professor of geology at Troy University, Troy, Alabama, USA. Dr. Barwood was also very active in the mineral collecting community and on MinDat.
This page provides mineralogical data about Barwoodite.

Classification of BarwooditeHide

Approved, Pending publication
Approval Year:

Chemical Properties of BarwooditeHide


Crystallography of BarwooditeHide

Crystal System:
Class (H-M):
3 - Pyramidal
Space Group:
Cell Parameters:
a = 8.2139(10) Å, c = 4.8117(4) Å
a:c = 1 : 0.586
Unit Cell V:
281.14 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:

Type Occurrence of BarwooditeHide

Place of Conservation of Type Material:
Cotype material is deposited in the mineralogical collections of the Natural History Museum of Los Angeles County, 900 Exposition Boulevard, Los Angeles, CA 90007, USA, catalogue numbers 66634, 66635, 66636 and 66637

Synonyms of BarwooditeHide

Other Language Names for BarwooditeHide


Relationship of Barwoodite to other SpeciesHide

Member of:
Other Members of this group:
WeliniteMn2+6(W6+,Mg)2(SiO4)2(O,OH)6Trig. 3 : P3

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for BarwooditeHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Kampf, A.R., Celestian, A.J. and Nash, B.P. (2017) Barwoodite, IMA 2017-046. CNMNC Newsletter No. 39, October 2017, page 1281; Mineralogical Magazine: 81: 1279–1286.

Internet Links for BarwooditeHide

Localities for BarwooditeHide

ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
  • Arkansas
    • Pulaski Co.
      • Little Rock
        • Granite Mountain area
Kampf, A.R., Celestian, A.J. and Nash, B.P. (2017) Barwoodite, IMA 2017-046. CNMNC Newsletter No. 39, October 2017, page 1281; Mineralogical Magazine: 81: 1279–1286.
Steve Stuart collection- collected by Jim Stoops in July 2017. Found by Steve Stuart in material Jim pit on the giveaway tables at the SE Mineralogists Winter Gathering on Feb 2018. Analyzed with EDS by KGD Minerals, Ottawa, Ontario.
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