Quick Links : The Mindat Manual The Rock H. Currier Digital Library Mindat Newsletter [Free Download]

Home Page About Mindat The Mindat Manual History of Mindat Copyright Status Who We Are Contact Us Advertise on Mindat

Donate to Mindat Corporate Sponsorship Sponsor a Page Sponsored Pages Mindat Advertisers Advertise on Mindat

Learning Center What is a mineral?The most common minerals on earth Information for Educators Mindat Articles The Elements The Rock H. Currier Digital Library Geologic Time

Minerals by Properties Minerals by Chemistry Mineral Visual Explorer Advanced Locality Search Random Mineral Random Locality Search by minID Localities Near Me Search Articles Search Glossary More Search Options

The Mindat Manual Add a New Photo Rate Photos Locality Edit Report Coordinate Completion Report Add Glossary Item

Mining Companies Statistics Users Mineral Museums Clubs & Organizations Mineral Shows & Events The Mindat Directory Device Settings The Mineral Quiz Time Machine

Photo Search Photo Galleries Search by Color Photo Colour Explorer New Photos Today New Photos Yesterday Members' Photo Galleries Past Photo of the Day Gallery Photography

The mineralogy of Bohrium

General Properties
Symbol:	Bh
Other names:	Bohrium is a synthetic element and as such is not found in nature.
Atomic Number:	107
Standard atomic weight (A_r):	[272]
Electron configuration:	[Rn].5f¹⁴.6d⁵.7s²

Atomic Properties

Physical Properties
Metal/Non-Metal:	transition metal

Main isotopes of Bohrium
Isotope	% in Nature	Half Life	Decay type	Decay product
²⁶⁷Bh	synthetic	q7s	α	²⁶³Db
²⁷⁰Bh	synthetic	61s	α	²⁶⁶Db
²⁷¹Bh	synthetic	1.2s	α	²⁶⁷Db
²⁷²Bh	synthetic	9.8s	α	²⁶⁸Db
²⁷⁴Bh	synthetic	~54s	α	²⁷⁰Db

Main ions of Bohrium
Name	Ion	Example minerals
bohrium(VII)	Bh⁷⁺

Other Information
Year Discovered:	1981
Discovered By:	Gesellschaft für Schwerionenforschung
Named For:	Niels Bohr
CPK color coding:	#E00038
External Links:	Wikipedia WebElements Los Alamos National Laboratory Theodore Gray's PeriodicTable.com

Simple Compounds
Chlorides	bohrium oxychloride	BhO₃Cl	+7

Periodic Table

2He

3Li

4Be

Show/hide current element

Default Categories CPK Electronegativity Atomic Radius Lowest Oxidation Highest Oxidation Crustal Abundance Goldschmidt Mineral Species

Seaborgium << Bohrium >> Hassium

Spotted a mistake/omission? - These pages are a work in progress, so please send all comments/corrections to jolyon@mindat.org. Thank you.

Constants and physical property data from:

Lide, David R. - Ed. (2005) CRC Handbook of Chemistry and Physics - A Ready-Reference Book of Chemical and Physical Data (85th ed.). CRC Press.
National Physical Laboratory (2005) Kaye and Laby Online (discontinued). https://web.archive.org/web/20190506031327/http://www.kayelaby.npl.co.uk/
Kaye, G. W. C.; Laby, T. H. (n.d.) Tables of Physical and Chemical Constants and some Mathematical Functions. Longmans, Green, and Co.
Greenwood, N.N.; Earnshaw, A. (1997) Chemistry of the Elements (2nd ed.). Butterworth–Heinemann.
Ahrens, Thomas J. - Ed. (1995) Global Earth Physics - A Handbook of Physical Constants - AGU Reference Shelf No. 1. American Geophysical Union.
Railsback, L. Bruce (2003) An earth scientist's periodic table of the elements and their ions. Geology, 31 (9) 737 doi:10.1130/g19542.1
Emsley, John (2001) Nature's Building Blocks - An A-Z Guide to the Elements. Oxford University Press, Oxford.

Mindat.org® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Mindat® and mindat.org® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: May 16, 2026 03:20:25

Go to top of page