Mohs scale of mineral hardness

Info

qualitative ordinal scale characterizing scratch resistance of various minerals

inception

Year 1812

Wikipedia

Mohs scale

Commons

Mohssche-haerteskala hg.jpg

Wikidata

Q41472

Same date – inception

Rijswijk

city and municipality in South Holland, Netherlands

inception

January 1, 1812

Tioga County

county in Pennsylvania, United States

inception

October 13, 1812

Medina County

county in Ohio, United States

inception

Year 1812

Morganfield

city in Union County, Kentucky, United States of America

inception

Year 1812

Luray

town of Virginia, United States

inception

February 6, 1812

Elizabeth

town in Harrison County, Indiana, United States

inception

Year 1812

East Petersburg

borough in central Lancaster County, Pennsylvania

inception

Year 1812

Bernardino Rivadavia Natural Sciences Museum

museum of natural sciences in the Autonomous City of Buenos Aires, Argentina

inception

Year 1812

date of official opening

June 27, 1812

0 years

Unitarian Party

supporters of a strong central government in early 19th-century Argentina

inception

Year 1812

dissolved, abolished or demolished date

Year 2015

203 years

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