When I read "not stabilized", the first thing I thought was TUNG OIL.

Be nice to see what Mango wood looks like after 15-20 light coats of Tung Oil done 2-3 days apart.
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"Filet that fish? Hell naw! I'll scale him, gut him, fry him up in grease, take him by the head and tail, and play him like a French Harp!" - Uncle Paul sometime in the 60s.