Definition of Iridosmine

1. Noun. A hard and corrosion resistant mineral that is a natural alloy of osmium and iridium (usually containing small amounts of rhodium and platinum); used in needles and pen nibs etc..

Exact synonyms: Osmiridium
Generic synonyms: Mineral



Definition of Iridosmine

1. n. The native compound of iridium and osmium. It is found in flattened metallic grains of extreme hardness, and is often used for pointing gold pens.

Definition of Iridosmine

1. [n -S]

Iridosmine Pictures

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Lexicographical Neighbors of Iridosmine

iridology
iridomalacia
iridomesodialysis
iridomotor
iridoncus
iridoparalysis
iridopathy
iridophore
iridophores
iridoplegia
iridoptosis
iridopupillary lamina
iridorrhexis
iridoschisis
iridosclerotomy
iridosmine (current term)
iridosmines
iridosmium
iridotases
iridotasis
iridotomies
iridotomy
iridoviridae
iridovirus
iridoviruses
irids
irigenin
iriginite
iring
irinotecan

Literary usage of Iridosmine

Below you will find example usage of this term as found in modern and/or classical literature:

1. Lectures on Mineralogy: Delivered at the School of Mines, Columbia College by Thomas Egleston (1886)
"Ruthenium was found in these grains of iridosmine, in the proportion of about 2 <fa. The ores of Platinum usually contain Pt. 90 %, insoluble residue 10 $ ..."

2. Hand-book of Mineral Analysis by Friedrich Wöhler (1871)
"I. iridosmine occurs in small scales and mostly steel colored, extremely hard, ... The iridosmine is left in the form of a glistening friable sponge. ..."

3. The School of Mines Quarterly by Columbia University School of Chemistry (1904)
"The excess of As2O3 is titrated with standard I solution. The first named method is decidedly the more accurate. Analysis of iridosmine. ..."

4. The Mines Handbook: An Enlargement of the Copper Hand Book; a Manual of the by Walter Harvey Weed (1918)
"... states in America will show declines; on other hand, Canada should show a fair increase and probably Mexico Korea. IRIDIUM—See Platinum. iridosmine ..."

5. Practical Manual of Minerals, Mines and Mining: Comprising Suggestions as to by Henry Stafford Osborn (1887)
"In the San Francisco mint 150 to 300 ounces of iridosmine are accumulated annually. ... The natural grains of iridosmine are used for pointing gold pens. ..."

6. Appleton's New Practical Cyclopedia: A New Work of Reference Based Upon the by George J Hagar (1910)
"... compound with another metal of the same natural group, iridium, forming the mineral metallic alloy called iridosmine, ..."

7. Lectures on Mineralogy: Delivered at the School of Mines, Columbia College by Thomas Egleston (1886)
"Ruthenium was found in these grains of iridosmine, in the proportion of about 2 <fa. The ores of Platinum usually contain Pt. 90 %, insoluble residue 10 $ ..."

8. Hand-book of Mineral Analysis by Friedrich Wöhler (1871)
"I. iridosmine occurs in small scales and mostly steel colored, extremely hard, ... The iridosmine is left in the form of a glistening friable sponge. ..."

9. The School of Mines Quarterly by Columbia University School of Chemistry (1904)
"The excess of As2O3 is titrated with standard I solution. The first named method is decidedly the more accurate. Analysis of iridosmine. ..."

10. The Mines Handbook: An Enlargement of the Copper Hand Book; a Manual of the by Walter Harvey Weed (1918)
"... states in America will show declines; on other hand, Canada should show a fair increase and probably Mexico Korea. IRIDIUM—See Platinum. iridosmine ..."

11. Practical Manual of Minerals, Mines and Mining: Comprising Suggestions as to by Henry Stafford Osborn (1887)
"In the San Francisco mint 150 to 300 ounces of iridosmine are accumulated annually. ... The natural grains of iridosmine are used for pointing gold pens. ..."

12. Appleton's New Practical Cyclopedia: A New Work of Reference Based Upon the by George J Hagar (1910)
"... compound with another metal of the same natural group, iridium, forming the mineral metallic alloy called iridosmine, ..."

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