330.3g Mesosiderite End Cut I NWA4747

Brought to you by: Top Meteorite

$ 6,000.00

On Offer: 330.3 gram NWA4747 Mesosiderite Meteorite end cut.

Type: Mesosiderite

Found: 2001

Country: Morocco

Description: 330.3 gram beautiful polished NWA 4747 Mesosiderite stoney-iron meteorite. This mesosiderite displays amazing large metal blebs set in a complex metal rich matrix, giving the impression of a vast starry sky with brightly concentrated nebular areas made of metal. This is an "end cut" giving a collector the best of both worlds, the natural exterior as well as a gorgeous polished interior.

What you get: 330.3 gram beautiful polished NWA 4747 Mesosiderite stoney-iron meteorite end cut as shown, and Certificate of Authenticity.

I offer a 100% no questions asked 30 day return policy.

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Northwest Africa 4747

Basic information

Name: Northwest Africa 4747
This is an OFFICIAL meteorite name.
Abbreviation: NWA 4747
Observed fall: No
Year found: 2001
Country: Morocco
Mass: 1200 g

Classification
history:

Meteoritical Bulletin:	MB 92	(2007)	Mesosiderite
Recommended:			Mesosiderite [explanation]

This is 1 of 195 approved meteorites classified as Mesosiderite. [show all]
Search for other: Mesosiderites, Metal-rich meteorites

Comments:

Approved 24 Jul 2007

Writeup

Writeup from MB 92:

Northwest Africa 4747

Morocco

Find: 2001

Mesosiderite

History: Purchased in Alnif, Morocco, in 2001 by B. Fectay.

Physical characteristics: A single rounded stone of 1.2 kg with no fusion crust.

Petrography: (A. Yamaguchi, NIPR). The thin section reveals a breccia composed of silicate fragments (<1 mm) (~80 vol%) in a matrix of Fe, Ni-rich metal and minor troilite. There are a few large nodules of metallic Fe-Ni (<several mm). The silicate fragments are mainly pyroxene, plagioclase, and minor silica minerals.

Mineral compositions: (A. Yamaguchi, NIPR).Low-Ca pyroxene (Fs_28.3-32.5Wo_0.8-2.6; FeO/MnO = ~30) and plagioclase (An_87.9-90.7).

Classification: Mesosiderite.

Type specimens: A total of 20.9 g of sample and one thin section is on deposit at NIPR. Fectay holds the main mass.

Data from:
  MB92
  Table 2
  Line 133:

Place of purchase:	Erfoud, Morocco
Date:	2001
Mass (g):	1200
Pieces:	1
Class:	Meso
Type spec mass (g):	20.9