Mineral Observer

CONTENT

Famous Mineral Localities Vladimir A. Popov, Sergei V. Kolisnichenko Unique crystals of polyakovite-(Ce), a present of nature for the 100th anniversary of the Ilmeny state nature reserve	4	(see PDF)
Jubilee: 80 Years Anniversary Orest I. Matkovsky, Anna A. Kul'chitskaya Vladimir I. Pavlishin's contribution to progress in modern mineralogy	9	(see PDF)
Jubilee: 105 Years Anniversary Vladimir I. Pavlishin Alexander S. Povarennykh: the founder of the crystal chemical school in Ukraine	18	(see PDF)
Famous Mineral Localities Mikhail V. Tsyganko Minerals of the Elovskoe nickel deposit, North Urals	23	(see PDF)
Guide to the Ontogeny of Minerals Boris Z. Kantor Sprinklings	32	(see PDF)
Museum ?ollections Irina E. Rudenko Crimean minerals in the collection of the Sevastopol Museum of minerals: recent discoveries	43	(see PDF)
Mineral Shows 2020: Tucson (USA) Tucson 2020: impressions of eyewitnesses	52
Terry Wallace 1. Tucson 2020: the calm before the storm	52	(see PDF)
Carles Manresa and Alfredo Petrov 2. Novelty minerals at Tucson 2020	58	(see PDF)
3. Exhibits of TGMS-2020	65	(see PDF)
Gail and Jim Spann 4. Social events at Tucson 2020	68	(see PDF)
5. Thank-Yous! Photo gallery	72	(see PDF)
In Memoriam Nikolay M. Podgornykh, Andrey V. Vishnevsky “Mercury-illuminated” A tribute to the memory of Vladimir I. Vasil'ev	74	(see PDF)
ADVERTISING		(see PDF)