Garmin 6 Pin Transom Mount Transducer with Depth and Temp. The Garmin Transom Mount Dual Frequency 50/200khz Transducer provides accurate depth and temp readings to your GSD 20/21/22, Garmin Chartplotter/Sounder or Garmin Fishfinder.
Bloodstone is a silicon dioxide and a variety of chalcedony, which is a form of cryptocrystalline quartz. It is a dark green color gemstone with red spots on it. The gemstone is technically a green jasper with presence of iron oxide giving the stone the red spots.
Introduction to the Meaning and Uses of Bloodstone. In the ancient world, Bloodstone (Heliotrope) was considered to be the most beautiful of the Jaspers, a deep, earthy green gem emboldened with spots of bright red.