Rarest naturally occurring element in the earths crust

Rarest naturally occurring element in the earths crust
Crossword Clue
**We have found 4 answers to crossword clue "Rarest naturally occurring element in the earths crust"**
**The Best Answer: 10/10**
Answer	Crossword Clue
ASTATINE	Rarest naturally occurring element in the earth's crust
OXYGEN	Most abundant element in the earth's crust
SODIUM	Sixth most abundant element in the Earth's crust

SILICIC	Pertaining to the second most common element in the Earth's crust

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.

Rarest naturally occurring element in the earths crustCrossword Clue