Henry James Brooke (1771–1857) was an English crystallographer.
Brooke was the son of a broadcloth manufacturer, born in Exeter on 25 May 1771.
He studied for the bar, but went into business in the Spanish wool trade, South American mining companies, and the London Life Assurance Association successively.
[1] Brooke died at Clapham Rise on 26 June 1857 and was buried at West Norwood Cemetery.
[3] Brooke published a Familiar Introduction to Crystallography, London, 1823; and contributed the articles on "Crystallography" and "Mineralogy" in the Encyclopædia Metropolitana, in which he first introduced six primary crystalline systems.