Massimo
@Rainmaker1973
Engineer. Selecting and curating pictures and videos trying to add context, source and explanation to science, tech, art and weather topics
11-08-2010 07:13:13
227,7K Tweets
1,6M Followers
300 Following
@Rainmaker1973
Engineer. Selecting and curating pictures and videos trying to add context, source and explanation to science, tech, art and weather topics
11-08-2010 07:13:13
227,7K Tweets
1,6M Followers
300 Following
![This is the world's largest quartz crystal cluster on display. it was discovered in 1985 at the bottom of a 45 metre deep cave in the Otjua mine near Karibib in Namibia. It weighs 14,100 kg and took three years to excavate and remove [read more: buff.ly/2DoEySr]](https://pbs.twimg.com/media/EnqME_JWMAAPYyd.jpg "Massimo (@Rainmaker1973) on Twitter photo 2020-11-25 09:30:22 This is the world's largest quartz crystal cluster on display. it was discovered in 1985 at the bottom of a 45 metre deep cave in the Otjua mine near Karibib in Namibia. It weighs 14,100 kg and took three years to excavate and remove [read more: buff.ly/2DoEySr]")