Germanium Metal Ge Lumpy Ge Ingot 99.999% Pure

1. Basic characteristics of germanium metal:    - Element symbol: Ge    - Atomic number: 32    - Metal type: Metalloid    - Appearance: Lustrous, hard, grayish-white    - Melting point: 938.25 °C    - Boiling point: 2,830 °C    - Purity: Ge 99.999% 2. Discovery of germanium metal:    - Discovered by the German chemist Clemens Winkler in 1886.    - Germanium is primarily obtained as a byproduct of zinc ore processing. 3. Occurrence and distribution of germanium metal:    - Germanium is relatively rare in the Earth's crust and is not found as a free element.    - It is mainly found in the form of zinc ores and extracted during processing. 4. Applications of germanium metal:    - Electronics and semiconductor industry: Germanium is a semiconductor material used in electronic devices and integrated circuits.    - Fiber optics: Germanium is used as a dopant in optical fibers to control the refractive index and enhance light transmission.    - Infrared optics: Germanium is transparent