Pointed dripstone are invisible on the map

Summary:
Pointed dripstone are invisible on the map. In the Java edition, the pointed dripstone is visible on the map.

Steps to reproduce:

1. Place the pointed dripstone.
2. Create a map.
3. See what color pointed dripstone is using on the map.

Observed results:
Pointed dripstone are invisible on the map.

Expected results:
The pointed dripstone will be visible on the map (dark brown in java).

Screenshots:
Java:

Bedrock: