MANGANESE-RICH ROCK VARNISH DOES OCCUR IN ANTARCTICA

被引:38
作者
DORN, RI
KRINSLEY, DH
LIU, TZ
ANDERSON, S
CLARK, J
CAHILL, TA
GILL, TE
机构
[1] ARIZONA STATE UNIV, DEPT CHEM, TEMPE, AZ 85287 USA
[2] ARIZONA STATE UNIV, DEPT GEOL, TEMPE, AZ 85287 USA
[3] BLACK HILLS STATE UNIV, COLL APPL SCI, SPEARFISH, SD 57783 USA
[4] UNIV OREGON, DEPT GEOL SCI, EUGENE, OR 97403 USA
[5] UNIV CALIF DAVIS, CROCKER NUCL LAB, AIR QUAL GRP, DAVIS, CA 95616 USA
关键词
D O I
10.1016/0009-2541(92)90182-5
中图分类号
P3 [地球物理学]; P59 [地球化学];
学科分类号
0708 ; 070902 ;
摘要
Despite accounts to the contrary, we have found that Mn-rich rock varnish is present in Antarctica, as others have before. It is chemically and texturally similar to many varnishes found in lower latitudes. Antarctic varnishes show considerable potential as a dating and paleoenvironmental research tool.
引用
收藏
页码:289 / 298
页数:10
相关论文
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