ROUGH CALCITE Gemstone

-The Norse sagas mention a mysterious "sunstone" used for navigation. Now a team of scientists claims that the sunstones could have been calcite crystals and that Vikings could have used them to get highly accurate compass readings even when the sun was hidden. -Zodiac - Cancer -BENEFITS- Improves memory. Releases blockages. Encourages creative expression. Removes negativity. -COUNTRY-WELES,CANADA,BRAZIL,PERU,MEXICO .