Meteoritical Bulletin: Entry for Hassi Touil 001

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Hassi Touil 001

Basic information

Name: Hassi Touil 001
This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2020
Country: Algeria
Mass: 221 g

Classification
history:

Recommended:

Lunar (feldsp. breccia) [explanation]

This is 1 of 329 approved meteorites classified as Lunar (feldsp. breccia). [show all]
Search for other: Lunar meteorites

Comments:

Approved 31 Oct 2021

Writeup

help

Writeup from MB 110:

Hassi Touil 001 27°17.65’N, 07°11.03’E

Illizi, Algeria

Find: 2020 Nov 4

Classification: Lunar meteorite (feldspathic breccia)

History: Found on November 4, 2020, near the town of Bordj Omar Driss. Later purchased by Matthew Stream in 2021 from a meteorite dealer in Algeria.

Physical characteristics: Many small stones containing weathered fusion crust.

Petrography: (D. Sheikh, Cascadia) Sample is a fragmental breccia primarily composed of angular to sub-rounded anorthitic clasts (up to 3 mm) and isolated mineral fragments set in a fine-grained matrix. Accessory phases include chromite and ilmenite.

Geochemistry: Olivine (Fa_39.4±1.6, range Fa_37.5-42.9, Fe/Mn=80±10, n=17), Low-Ca Pyroxene (Fs_29.9Wo_4.0, Fe/Mn=48, n=1), Pigeonite (Fs_30.1±0.9Wo_8.9±2.7, range Fs_29.1-30.7Wo_7.3-12.1, Fe/Mn=50±7, n=3), Augite (Fs_14.5Wo_40.1, Fe/Mn=54, n=1), Plagioclase (An_96.5±0.6, range An_95.4-97.7, n=33).

Classification: Lunar (feldspathic fragmental breccia).

Specimens: 20.2 g at Cascadia; main mass with Matthew Stream.

Data from:
  MB110
  Table 0
  Line 0:

State/Prov/County:	Illizi
Origin or pseudonym:	Bordj Omar Driss
Date:	2020 Nov 4
Latitude:	27°17.65'N
Longitude:	07°11.03'E
Mass (g):	221
Pieces:	many
Class:	Lunar (feldsp. breccia)
Shock stage:	moderate
Weathering grade:	moderate
Fayalite (mol%):	39.4±1.6
Ferrosilite (mol%):	29.9, 30.1±0.9, 14.5
Wollastonite (mol%):	4.0, 8.9±2.7, 40.1
Classifier:	D. Sheikh, Cascadia
Type spec mass (g):	20.2
Type spec location:	Cascadia
Main mass:	Matthew Stream
Comments:	Submitted by Daniel Sheikh

Institutions
and collections

Cascadia: Cascadia Meteorite Laboratory, Portland State University, Department of Geology, Room 17 Cramer Hall, 1721 SW Broadway, Portland, OR 97201, United States; Website (institutional address; updated 28 Oct 2011)

Catalogs:

References:

Published in Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4

Find references in NASA ADS:
Find references in Google Scholar:

Photos:

Credit	Photos
Photos uploaded by members of the Encyclopedia of Meteorites. (Caution, these are of unknown reliability)
Denis gourgues
Robert Smart
Ryan Upchurch

Geography:

Algeria

Algeria

Coordinates:
Recommended::	(27° 17' 39"N, 7° 11' 2"E)

Statistics:
This is 1 of 8 approved meteorites from Illizi, Algeria
This is 1 of 1315 approved meteorites from Algeria (plus 30 unapproved names) (plus 4 impact craters)

Proximity search:

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