День 193
Scheelite Historic Mine & ReesDart Track
8 января 2018 г., Новая Зеландия ⋅ ☀️ 13 °CBeside gold, settlers also mined for Scheelite (Calcium Tungstate for the chemists). Swedes actually first called the rock Tungsten, which the element was later named after. It's a white rock that isЧитать далее