
1) Angle of a rock fault 2) Geological angle 3) Rock-fault angle 4) Rock-vein angle 
Found on 
https://www.crosswordclues.com/clue/hade
 (high altitude dumb)
 (high altitude dumb) Temporary intelligence loss due to reduced oxygen in the blood supplying the brain. Unlike HACE and HAPE, HADE often occurs at modest altitudes and can be artificially induced at sea level by drinking excessive bourbon, etc.
Found on 
http://santiamalpineclub.org/mountain/climbing/terms/

• (n.) The descent of a hill. • (n.) The inclination or deviation from the vertical of any mineral vein. • (v. i.) To deviate from the vertical; -- said of a vein, fault, or lode. • (n.) The deviation of a fault plane from the vertical.
Found on 
http://thinkexist.com/dictionary/meaning/hade/
 Hade
Hade (hād) 
 noun [ Confer Anglo-Saxon 
 heald inclined, bowed down, German 
 halde declivity.] 
 1.  The descent of a hill. [ Obsolete] 
 2.  (Mining) The inclination or deviation from the vertical of any mineral vein. 
Found on 
http://www.encyclo.co.uk/webster/H/2
 Hade  intransitive verb  (Mining)
Hade  intransitive verb  (Mining) To deviate from the vertical; -- said of a vein, fault, or lode. 
Found on 
http://www.encyclo.co.uk/webster/H/2
 Hade  noun  (Geol. & Mining)
Hade  noun  (Geol. & Mining) The deviation of a fault plane from the vertical. » The 
 direction of the hade is the direction toward which the fault plane descends from an intersecting vertical line. 
Found on 
http://www.encyclo.co.uk/webster/H/2

In geology a hade is the deviation of a fault plane from the vertical. The direction of the hade is the direction toward which the fault plane descends from an intersecting vertical line.
Found on 
http://www.probertencyclopaedia.com/browse/HH.HTM
  No exact match found.