Where does “hydrohematite” come from?

hydrohematite (English) comes from English hematite, from Middle French hematite, from Latin haematites, from Ancient Greek αἱματίτης, from Ancient Greek αἷμα, from Latin globus, from Proto-Indo-European gel- — to be cold, to freeze.

Ancestry of “hydrohematite”, step by step

hydrohematite traces back through two separate lines of ancestry.

via English hematite

StepLanguageWordMeaning
1EnglishhematiteAn iron ore, mainly peroxide of iron, FeO
2Middle Frenchhematitehematite ore
3LatinhaematitesA kind of red iron-ore, haematite; A red-colored...
4Ancient Greekαἱματίτηςbloodlike used chiefly in fixed expressions; see Derived terms
5Ancient Greekαἷμαblood
6Latinglobusany round object; a sphere; a globe; a glob,...
7Proto-Indo-Europeangel-to be cold, to freeze

via English hydro

StepLanguageWordMeaning
1Englishhydrohydroelectric; hydroponic; hydroelectric power
2Ancient Greekὕδωρwater; rainwater, rain; sweat
3Proto-Hellenic*údōrwater
Every word from Proto-Indo-European gel-