![]() |
||
|
Buck Mountains 004 | |||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Basic information | Name: Buck Mountains 004 This is an OFFICIAL meteorite name. Abbreviation: BM 004 Observed fall: No Year found: 2005 Country: United States Mass: ![]() | ||||||||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 76 approved meteorites classified as H3-6. [show all] Search for other: H chondrites, H chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3) | ||||||||||||||||||||||||||||||||||||
Comments: | Approved 14 Apr 2012 | ||||||||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 100:
Buck Mountains 004 (BM 004) 34°42.065’N, 114°11.307’W Arizona, United States Found: 9 Oct 2005 Classification: Ordinary chondrite (H3-6) History: This stone is one of 602 pieces totaling 29.5 kg of possibly paired meteorites found by Mr. Dennis Asher and colleagues in an area 60 × 60 m. Physical characteristics: The stone mainly has broken faces covered by a weathering patina that ranges from light brown to dark brown to black; black-to-brown fusion crust occurs on one side. Cut faces show abundant metal. Petrography: (A. Ruzicka and M. Hutson, Cascadia) The sample is a breccia that includes a variety of distinct and indistinct clasts ranging from type 3 to type 6 chondrite and melt breccia. Shock character is highly variable (S1-S6), but shock stages S4 and S5 are predominant. Weathering is uneven but averages W2. Geochemistry: Olivine Fa17.7±2.4, n=66; low-Ca pyroxene Fs12.9±5.0Wo1.1±0.7, n=34. Classification: Ordinary chondrite (H3-6), genomict breccia that contains some melt breccia. Specimens: 136.8 g, one thin section, and one butt are on deposit at Cascadia. | ||||||||||||||||||||||||||||||||||||
Data from: MB100 Table 1 Line 37: |
|
||||||||||||||||||||||||||||||||||||
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 Meteoritical Bulletin, no. 100, MAPS 49, E1-E101 (2014)
| ||||||||||||||||||||||||||||||||||||
Geography:![]() |
Statistics: This is 1 of 178 approved meteorites from Arizona, United States (plus 1 impact crater) This is 1 of 1894 approved meteorites from United States (plus 890 unapproved names) (plus 28 impact craters) | ||||||||||||||||||||||||||||||||||||
Proximity search: | |||||||||||||||||||||||||||||||||||||
Synonyms![]() |
Yucca 013 (MetBull 101) |