Specimen Record TC-00003

Specimen Record
TC-00003

NWA 17708 · Howardite · 350.42 g

This page is the permanent record for the specimen bearing serial TC-00003. It is issued by Treasure Coast Meteorite Co. as a reference for present and future owners. The photographs below show this specific specimen and are the primary means of verifying it.

Identification

Serial
TC-00003
Meteorite
Northwest Africa 17708
Classification
Howardite
Petrologic type
HED achondrite, polymict fragmental breccia
Weight
350.42 g
Form
End cut
Find location
Mali
Surface
Single stone with 40 percent of the surface covered by black, shiny, well preserved fusion crust
Weathering grade
Low

Classification record

Published in
Meteoritical Bulletin, MB 114 (2026)
Classifier
J. Garcia, ADARA
Type specimen
20.23 g held at MUNA, with two thin sections at ADARA
Total known weight
1620.7 g in two pieces

Provenance

Northwest Africa 17708 was found in November 2024 in Mali and purchased from a meteorite dealer in Mali. It was classified by J. Garcia at ADARA and published in the Meteoritical Bulletin, MB 114. The Meteoritical Bulletin records the main mass as held by Brian McDonald of Treasure Coast Meteorite Co., IMCA Member #3323, who submitted the material for classification. This 350.42 gram end cut was taken from that holding and offered as a classified specimen.

Photographic record

Cut face of the NWA 17708 howardite, 350.42g end cut, showing dark diogenitic and eucritic clasts in a pale cataclastic matrix, specimen record TC-00003
Cut face. Polymict breccia with diogenitic and eucritic clasts set in a fine grained matrix.
Fusion crusted exterior of the NWA 17708 howardite, 350.42g, shown with a titanium scale cube, specimen record TC-00003
Fusion crusted exterior with scale cube.
Side view of the NWA 17708 howardite end cut, 350.42g, showing crust and cut edge, specimen record TC-00003
Side view showing the crust and cut edge.
Reverse exterior of the NWA 17708 howardite end cut, 350.42g, specimen record TC-00003
Reverse exterior.
On verification. The serial number on the accompanying certificate card is an index to this record. The photographs above and the stated weight are what identify this specimen. Meteorite surfaces, clast patterns and cut faces are individual to each stone, so a specimen can be compared directly against these images and weighed against the figure recorded here to two decimal places.
Record issued by Treasure Coast Meteorite Co., IMCA Member #3323, Hobe Sound, Florida.
Issued 10 August 2026. Classification data reproduced from the Meteoritical Bulletin entry cited above.
Questions regarding this record may be directed to brian@tcmeteorites.com.