Third Mansions — ordered devotion
Moral steadiness and disciplined prayer
The Third Mansions are rendered as a middle envelope for disciplined devotion, virtue, and the limits of self-reliance. The location and scale are diagrammatic, since Teresa's account concerns the soul's relationship to prayer rather than a topographic body map.
Point 3 of 8 in Teresa of Ávila — Interior Castle Mystic Body
Cross-tradition overlaps
No overlapping points are registered for this point.
Sources
Teresa of Ávila, Las Moradas (The Interior Castle) (primary_canonical)
The Third Mansions discuss ordered devotional life, virtue, and the limits of relying on one's own stability; the shell is a visual aid for this mansion label, not a body layer.