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Poltavskoe
Basic information Name: Poltavskoe
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2018
Country: Russia
Mass:help 2.63 kg
Classification
  history:
Recommended:  L6    [explanation]

This is 1 of 11582 approved meteorites (plus 10 unapproved names) classified as L6.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 9 May 2020
Writeuphelp
Writeup from MB 109:

Poltavskoe        43°59.05’N, 44°45.59’E

Stavropol’skiy kray, Russia

Find: 2018 Apr 2

Classification: Ordinary chondrite (L6)

History: The meteorite was found by Mr. Nikolay Nikolaevich Saprykin in April 2018 in the protective forest belt between cultivated fields, 4.5 km to the south of Poltavskoe village (Kursky region of Stavropolsky kray, Russia).

Physical characteristics: A single incomplete stone of ellipsoidal shape of 2630 g. A surface is covered by well preserved fusion crust of greyish-brown color.

Petrography: The meteorite has recrystallized chondritic texture with the chondrule relics in the granular silicate mass. It is composed of olivine, pyroxene, minor feldspar, FeNi metal and troilite and accessory chromite. The meteorite contains melt pockets and shock melt veins. Olivine in the main mass of the meteorite has undulatory optical extinction and planar fractures, and mosaic extinction and planar deformation features near the shock veins.

Geochemistry: Mineral composition and geochemistry: Olivine is Fa24.0±0.1 (N=12); Pyroxene is Fs20.2±0.2Wo1.4±0.2 (N=13)

Classification: ordinary chondrite (L6).

Specimens: A thick slab of 368.4 g total mass and one polished thin section of the meteorite are on deposit at Vernad. Anonymous person holds the main mass.

Data from:
  MB109
  Table 0
  Line 0:
State/Prov/County:Stavropol'skiy kray
Date:2018 Apr 2
Latitude:43°59.05'N
Longitude:44°45.59'E
Mass (g):2630
Pieces:1
Class:L6
Shock stage:S3
Weathering grade:W1
Fayalite (mol%):24.0±0.1 (N=12)
Ferrosilite (mol%):20.2±0.2 (N=13)
Wollastonite (mol%):1.4±0.2 (N=13)
Classifier:Lorenz C. A., Vernad
Type spec mass (g):368.4
Type spec location:Vernad
Main mass:Anonymous
Finder:Mr. Nicolay N. Sapryikin
Comments:Analyst T. Kryachko (Technograd, Moscow); submitted by Lorenz C.A., Vernad
Institutions
   and collections
Vernad: Vernadsky Institute of Geochemistry and Analytical Chemistry, Russia (institutional address; updated 21 Feb 2016)
Catalogs:
References: Published in Meteoritical Bulletin, no. 109, in preparation (2020)
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Geography:

Russia
Coordinates:
     Recommended::   (43° 59' 3"N, 44° 45' 35"E)

Statistics:
     This is 1 of 5 approved meteorites from Stavropol'skiy kray, Russia
     This is 1 of 149 approved meteorites from Russia (plus 5 unapproved names) (plus 19 impact craters)
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