Description |
---|
Material: | Rock |
Classification: | Igneous>Volcanic>Mafic |
Field Name: | basalt |
Description: | Sampling locale: pseudofault scarp on older seafloor, northeast side of segment J2. Sample Type: Ol-plg phyric lava. Mineralogy: Plagioclase, olivine. Weathering: Fe- Mn Oxides, Moderate to Heavy Weathering. Glass condition: Some palagonitized glass and Mn/Fe oxide. 1 bucket. DG and KJ subsampled bulk glass. DG also subsampled 49-1 glass. KN subsampled whole rock. Remainder of glass placed in 49-1 glass bag.Lava with abundant (~30%) plagioclase phenocrysts, some megacrysts and glomerocrysts; some olivine phenocrysts. Glass rind is plagioclase phyric w/heavy weathering. Type 1 of this dredge. |
Age (min): | Not Provided |
Age (max): | Not Provided |
Collection Method: | Dredging>ChainBagDredge |
Collection Method Description: | Not Provided |
Size: | Not Provided |
Geological Age: | Not Provided |
Geological Unit: | Not Provided |
Comment: | Not Provided |
Purpose: | Geological studies |
Geolocation |
---|
Latitude Start (WGS84): | -39.823 |
Latitude End: | Not Provided |
Longitude Start (WGS84): | 78.598 |
Longitude End: | Not Provided |
Northing (m) (UTM NAD83): | Not Provided |
Easting (m) (UTM NAD83): | Not Provided |
Zone: | Not Provided |
Vertical Datum: | Not Provided |
Elevation Start: | -2350 meters |
Elevation End: | Not Provided |
Nav Type: | Not Provided |
Physiographic Feature: | S Indian Ocean |
Name Of Physiographic Feature: | Southeast Indian Ridge |
Location Description: | Not Provided |
Locality: | Not Provided |
Locality Description: | Not Provided |
Country: | Not Provided |
State/Province: | Not Provided |
County: | Not Provided |
City: | Not Provided |
Collection |
---|
Field Program/Cruise: | BMRG06MV |
Platform Type: | Not Provided |
Platform Name: | Melville |
Platform Description: | Not Provided |
Launch Type: | Not Provided |
Launch Platform Name: | Not Provided |
Launch ID: | Not Provided |
Collector/Chief Scientist: | Kevin Johnson |
Collector/Chief Scientist Detail: | Not Provided |
Collection Start Date: | 1996-03-12 |
Collection End Date: | Not Provided |
Curation |
---|
Current Archive: | SOEST |
Current Archive Contact Details: | Not Provided |
Original Archive: | Not Provided |
Original Archive Contact Details: | Not Provided |
Related Samples |
---|
Parents: | No Parents | Siblings: | No Siblings |
Children: | |
Relevant Links: |
---|
|