2025年2月8日 · Name: Northwest Africa 4662 This is an OFFICIAL meteorite name. Abbreviation: NWA 4662 Observed fall: No Year found: 2006 Country: (Northwest Africa) Mass: 60 g Classification

Records of the Monnig Meteorite Gallery, Texas Christian University. The Oscar E. Monnig Meteorite Collection was donated to Texas Christian University (TCU) over a period of 8 years, from 1978 to 1986. Prior to its transfer, the entire collection was cataloged by Mr. Glenn Huss of the American Meteorite Laboratory, Denver, Colorado.

Weight: 8.14 g Size: 43.6x37.8x2.1mm Shape: Slice Robert Zdancewicz. Weight: 0,07g Size: 5x3x1mm Shape: Part slice

NWA 4662 This meteorite is a very rare Angrite. It was found in Morocco or Algeria in 2005. A single small stone weighing 60 grams was found. This meteorite is extremely rare, and a type of achondrite called an Angrite. There are only about 20 of them known, and they are among the strangest of the meteorite types.

Information sheet with notes about the NWA 4662 meteorite. Format. Department

NWA (4662) Class: Basaltic achondrite. Ángrite. Found: June 2005. Total known weiaht: About 400 grams. Notes: Angrites are some of the most ancient of all meteorites, forming over 4.555 billion years ago. They formed on a large differentiated parent body that was likely close to …

Members of the NWA 2999 pairing group: Besides NWA 2999, the pairing group includes NWA 3158, NWA 3164, NWA 4569, NWA 4662, NWA 4877, NWA 4931, NWA 6291, and NWA 6705. Links to the 9 individual fragments are provided below. As the meteoritic assemblages were purchased in at least 3 separate Morocco markets, the formal location is given as ...

2017年10月1日 · NWA 4662 looks absolutely beautiful in cross polarized light. Paired with NWA 2999, this meteorite is a priceless treasure from the birth of the Solar System. View Meteorite Thin Section Panoramas: View on Gigapan | View with krpano

Name: NWA 4662 Location: Sahara TKW: Find: Classification: achondrite, angrite, ANG Paired: NWA 2999, and 3164 Classification: by Northern Arizona University More ...

2020年12月24日 · 无球粒陨石，通俗意思是不含有球粒结构的陨石，属于分异型陨石。 无球粒陨石是由于天体经历热变质和熔融分异作用，记录了太阳系不同空间和时间尺度上的岩浆演化特征。 包括已知来自小行星带、月球、火星等天体。 【问题1】：无球粒陨石被细划分为哪些类型呢？ （请继续往下阅读） 二、基础分类. 根据矿物学、岩石学，同位素，化学和物理学等特征再划分为： 原始无球粒陨石 （3个） 、小行星成因无球粒陨石（3个） 、 HED陨石 （3个） 、月球陨石 …