21366 - Beautiful Rare NWA 8725 Carbonaceous Chondrite CR2 Meteorite 1,5g

Pictures and Description © Jurassic Dreams

21366 - Beautiful Rare NWA 8725 Carbonaceous Chondrite CR2 Meteorite 1,5g

Sold Out

Learn How To Identify Fossil Fakes with our Free Visual Guide

Species

Paired with NWA 8725 Carbonaceous Chondrite CR2 - Meteorite

Age

Location

Fell in Occidental Sahara Desert, Morocco, Northwest Africa

Formation

Carbonaceous Chondrite CR2

Size

14.2 mm • in

Weight

2 g • oz

Ref.

us on Facebook to get updates on the rarest fossils!

Description

Beautiful example of NWA 8725 Carbonaceous Chondrite CR2

Guaranteed by IMCA (International Meteorite Collectors Association) member 2973 and Geologist Juan Avilés Poblador

Meteoritical Bulletin Database

Northwest Africa 8725

Basic information

Name: Northwest Africa 8725
This is an OFFICIAL meteorite name.
Abbreviation: NWA 8725
Observed fall: No
Year found: 2014
Country: (Northwest Africa)
Mass: 694 g

Classification
history:

Meteoritical Bulletin:	MB 104	(2015)	CR2
Recommended:			CR2 [explanation]

This is 1 of 161 approved meteorites classified as CR2. [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 2), and CR chondrites

Comments:

Approved 29 Jan 2015

Writeup

Writeup from MB 104:

Northwest Africa 8725 (NWA 8725)

(Northwest Africa)

Found: 2014

Classification: Carbonaceous chondrite (CR2)

History: Recovered in April 2014 near the borders of Mauritania, Western Sahara and Algeria. Purchased in Mauritania in June 2014.

Physical characteristics: Single stone. Shiny black, irregular weathered exterior with some CAIs visible. A saw cut reveals many distinct chondrules (850±500 μm, n=17) and scattered small CAIs set in a brown matrix.

Petrography: (C. Agee, UNM) Microprobe examination of a polished mount shows numerous porphyritic chondrules, many mantled by, or including, Fe-Ni metal blebs or grains which make up ~10% of this meteorite; AOA’s present, ~40% fine-grained matrix with phyllosilicates, FeNi-sulfide and troilite detected.

Geochemistry: (C. Agee and N. Muttik, UNM) Ferroan chondrule olivine Fa_9.4±15.4, n=27, Fe/Mn=51±29, Cr₂O₃=0.19±0.09, n=23; Forsteritic chondrule olivine Fa_0.9±0.5, Cr₂O₃=0.28±0.19, n=4; enstatite Fs_2.0±0.7Wo_2.0±3.2, n=16; aluminous diopside Fs_1.6±0.5Wo_35.5±6.9, n=8.

Classification: Carbonaceous chondrite (CR2). Moderately weathered, low shock stage.

Specimens: 21 g including a probe mount on deposit at UNM, DPitt holds the main mass.

Data from:
  MB104
  Table 0
  Line 0:

Place of purchase:	Mauritania
Date:	2014
Mass (g):	693.6
Pieces:	1
Class:	CR2
Shock stage:	low
Weathering grade:	moderate
Fayalite (mol%):	9.4±15.4
Ferrosilite (mol%):	2.0±0.7
Wollastonite (mol%):	2.0±3.2
Classifier:	C. Agee, UNM
Type spec mass (g):	21
Type spec location:	UNM
Main mass:	Darryl Pitt
Comments:	Field name MAC 64; submitted by C. Agee, UNM

CERTIFICATE OF AUTHENTICITY

This is a unique item. A physical certificate of authenticity will be provided. The certificate, elaborated individually by an expert paleontologist, contains an accurate scientific description and the certificate validity can be verified online at all times. In addition, a 100% money back guarantee is provided. Learn more.

We display the Wikipedia text under the Creative Commons Attribution-ShareAlike License

Back to Carbonaceous Chondrites

The Only Real Specialist. A Certified Paleontologist in Charge

Many turn their hobby into business, they have an online store or sell in eBay. While that can be commendable, it can’t compare with a real expert, with years of academic formation, supervised field work experience, trained in the art of correct identification, detection of fakes, and a solid network of other accredited paleontologists to consult with.

The key facts are being able to guarantee:
Proper Fossil ID • Accurate Scientific Description • Lifetime Warranty

We do that, and in addition we provide a state-of-the-art uniquely numbered, 24/7 online verifiable, hologram-secured Certificate of Authenticity with all the specimens. It is a lifetime warranty: if new discoveries are made that modify the classification of the specimen or there is any inaccuracy, we will re-issue the certificate. On top of that, a 100% Money Back Guarantee in case you simply change your mind: no questions asked.

Why Jurassic Dreams

Affordable real fossils, perfect for a UNIQUE gift
But also unique Museum Grade Fossils
We have Free Express Shipping to USA for orders over $150
We provide a state-of-the-art Certificate of Authenticity
We only display scientifically accurate well curated fossil descriptions
High resolution photos with special clear lenses on all specimens
We visit the quarries. We own the specimens. We stay legal
We cooperate with museums, governments and paleontological institutions
We only sell real, genuine fossils. Detecting fakes for over 10 years...
We are a proud member and abide by the Code of Ethics of the AAPS

Featured Categories

Megalodon

View all

T114 - Finest Quality Serrated 5.19'' Megalodon Tooth in Matrix Indonesia Location