The most common and most likely answer to this crossword clue is the 5 letter word ICHOR
I've seen this crossword clue in Financial Times
I
C
H
O
R
More clues leading to the result ICHOR
- Fabulous flower died taken from wild orchid
- For Kaiser Wilhelm I, men bringing fabulous flower
- One given task, mostly divine stuff!
- What's in divine vessel? Rich, ornate contents
- Limitlessly rich ore that filled ancient vessels
- Unlimited rich ore that filled ancient vessels
- Divine fluid Christian initially snubbed, Church claimed
- Classic horserace displaying the finest bloodstock?
- Recess’s contents: yellow or colourless fluid
- Divine liquid from Norwich originally
Buddy explains!

The straight part
We know that "the finest bloodstock" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case the finest bloodstock = ichor.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does ICHOR mean?
ICHOR noun- The liquid that in Greek mythology was said to flow in place of blood in the veins of the gods
- Any bloodlike fluid
- A watery, fetid discharge from a sore
- Yellow bile