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Mineralogy & Geology 28 topics

Karelian deposits, Type I/II/III/IV, formation history.

Karelian deposits, Type I/II/III/IV, formation history.

Subject	Replies / Views	Last Post
There is native gold in shungite - plus tungsten, molybdenum, nickel minerals and rare-earth enrichment, all mapped in one Karelian deposit Category: Mineralogy & Geology Topic started 4 months 2 weeks ago, by Research Last Post 4 months 2 weeks ago by Research	Replies:0 Views:383	Last Post by Research 4 months 2 weeks ago
Shungite glows. The light comes from natural graphene quantum dots, fractally arranged, identical to ones synthetic chemistry only learned to make in the 2010s. Category: Mineralogy & Geology Topic started 5 months 4 weeks ago, by Research Last Post 4 months 2 weeks ago by Research	Replies:1 Views:348	Last Post by Research 4 months 2 weeks ago
Structure and composition of natural carbonaceous shungite Category: Mineralogy & Geology Topic started 5 months 3 weeks ago, by Research Last Post 4 months 2 weeks ago by Research	Replies:1 Views:320	Last Post by Research 4 months 2 weeks ago
Industrial uses of shungite you probably haven't heard of Category: Mineralogy & Geology Topic started 5 months 2 weeks ago, by Research Last Post 5 months 2 weeks ago by Research	Replies:0 Views:294	Last Post by Research 5 months 2 weeks ago
What 2 billion years really looks like: a timeline you can hold in your hand Category: Mineralogy & Geology Topic started 5 months 2 weeks ago, by Research Last Post 5 months 2 weeks ago by Research	Replies:0 Views:277	Last Post by Research 5 months 2 weeks ago
The Olonets iron foundries: how shungite ended up at the centre of Russian industry Category: Mineralogy & Geology Topic started 5 months 2 weeks ago, by Research Last Post 5 months 2 weeks ago by Research	Replies:0 Views:299	Last Post by Research 5 months 2 weeks ago
The sulfur in shungite is what made fullerenes possible Category: Mineralogy & Geology Topic started 5 months 2 weeks ago, by Research Last Post 5 months 2 weeks ago by Research	Replies:0 Views:280	Last Post by Research 5 months 2 weeks ago
Petrozavodsk: the city Peter built for Russian iron, now the heart of shungite research Category: Mineralogy & Geology Topic started 5 months 2 weeks ago, by Research Last Post 5 months 2 weeks ago by Research	Replies:0 Views:254	Last Post by Research 5 months 2 weeks ago
Karelian or Russian? Geographic and historical context of shungite Category: Mineralogy & Geology Topic started 5 months 2 weeks ago, by burt Last Post 5 months 2 weeks ago by burt	Replies:0 Views:212	Last Post by burt 5 months 2 weeks ago
The Onega Basin: 2-billion-year-old crater that became Europe's largest carbon deposit Category: Mineralogy & Geology Topic started 5 months 2 weeks ago, by Research Last Post 5 months 2 weeks ago by Research	Replies:0 Views:306	Last Post by Research 5 months 2 weeks ago
Older than forests, older than fish, older than oxygen-rich air: shungite at 2 billion years Category: Mineralogy & Geology Topic started 5 months 2 weeks ago, by Research Last Post 5 months 2 weeks ago by Research	Replies:0 Views:284	Last Post by Research 5 months 2 weeks ago
Zazhoginskoye: the world's largest deposit, 35 million tonnes of high-carbon shungite Category: Mineralogy & Geology Topic started 5 months 2 weeks ago, by Research Last Post 5 months 2 weeks ago by Research	Replies:0 Views:277	Last Post by Research 5 months 2 weeks ago
Melezhik 2004: the giant Palaeoproterozoic Karelian shungite deposit Category: Mineralogy & Geology Topic started 5 months 3 weeks ago, by Research Last Post 5 months 3 weeks ago by Research	Replies:0 Views:305	Last Post by Research 5 months 3 weeks ago
Raman spectroscopy: shungite vs. anthraxolite (carbon ordering) Category: Mineralogy & Geology Topic started 5 months 3 weeks ago, by Research Last Post 5 months 3 weeks ago by Research	Replies:0 Views:275	Last Post by Research 5 months 3 weeks ago
Hydrogen content of shungite measured via neutron scattering Category: Mineralogy & Geology Topic started 5 months 3 weeks ago, by Research Last Post 5 months 3 weeks ago by Research	Replies:0 Views:264	Last Post by Research 5 months 3 weeks ago
What you are actually wearing: shungite is mostly reduced graphene oxide (Sheka & Rozhkova 2014) Category: Mineralogy & Geology Topic started 5 months 3 weeks ago, by Research Last Post 5 months 3 weeks ago by Research	Replies:0 Views:362	Last Post by Research 5 months 3 weeks ago
A 2016 peer-reviewed paper concludes Karelian shungite is a natural carbon allotrope made of ~1 nanometre reduced-graphene-oxide sheets, slowly reduced over 2 billion years of hydrothermal action Category: Mineralogy & Geology Topic started 5 months 3 weeks ago, by Research Last Post 5 months 3 weeks ago by Research	Replies:0 Views:273	Last Post by Research 5 months 3 weeks ago
The Zazhoginskoe deposit by the numbers: 25 separate ore bodies, 0.2 to 58 million tons each, in a 9000 km² basin holding 250 billion tons of organic matter Category: Mineralogy & Geology Topic started 5 months 3 weeks ago, by Research Last Post 5 months 3 weeks ago by Research	Replies:0 Views:311	Last Post by Research 5 months 3 weeks ago
Russia has had a dedicated state shungite research laboratory operating continuously for fifty years Category: Mineralogy & Geology Topic started 6 months 13 hours ago, by Research Last Post 6 months 13 hours ago by Research	Replies:0 Views:272	Last Post by Research 6 months 13 hours ago
Stromatolites are bacteria's tombs built while alive. Shungite is the same bacteria's tombs built after they died. Category: Mineralogy & Geology Topic started 6 months 2 days ago, by Research Last Post 6 months 2 days ago by Research	Replies:0 Views:289	Last Post by Research 6 months 2 days ago