Answer:

veins

Answer	Crossword Clue
VEINS	Blood lines
VEINS	Lines on a leaf
VEINS	They go to one's heart

VEINS	Blood carriers
VEINS	Rock groups?
VEINS	Lines on leaves
VEINS	Ore concentrations
VEINS	Blood vessels
VEINS	Ore holders
VEINS	Places for ore
VEINS	Writing styles

VEINS	Streaks in marble
VEINS	Ways to the heart
VEINS	Marble features
VEINS	Strike zones?
VEINS	Lodes.
VEINS	Streaks in marble.
VEINS	Beds of coal.
VEINS	Streaks in wood.

VEINS	Streaks.
VEINS	Mineral deposits.
VEINS	Ore lodes.
VEINS	Strips of rock
VEINS	Lodes
VEINS	Ribs of leaves
VEINS	Phlebotomists' targets
VEINS	Valuable deposits

VEINS	Phlebitis targets
VEINS	Circulation needs
VEINS	Charlotte Martin song that flows?
VEINS	Vascular channels
VEINS	Injection points
VEINS	Bonanza sources
VEINS	Circulators