Kono, Masaru; Clague, David A; Larson, Edwin E (1980): (Table 1) Reflection microscopy of Fe-Ti oxides at DSDP Hole 55-430A [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.823364, In supplement to: Kono, M et al. (1980): Fe-Ti oxide mineralogy of DSDP Leg 55 basalts. In: Jackson, ED; Koisumi, I; et al., (eds.), Initial Reports of the Deep Sea Drilling Project (U.S. Govt. Printing Office), 55, 639-652, https://doi.org/10.2973/dsdp.proc.55.126.1980
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Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Latitude: 37.988200 * Longitude: 170.597700
Date/Time Start: 1977-08-01T00:00:00 * Date/Time End: 1977-08-01T00:00:00
Minimum Elevation: -1479.0 m * Maximum Elevation: -1479.0 m
Event(s):
55-430A * Latitude: 37.988200 * Longitude: 170.597700 * Date/Time: 1977-08-01T00:00:00 * Elevation: -1479.0 m * Penetration: 118 m * Recovery: 18.3 m * Location: North Pacific/SEDIMENT POND * Campaign: Leg55 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 9 cores; 59 m cored; 28.5 m drilled; 31.1 % recovery
Comment:
+++ = abundant, ++ = common, + = present, - = absent.
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Sample code/label | Sample label | Kono, Masaru | DSDP/ODP/IODP sample designation | ||
| 2 | Unit | Unit | Kono, Masaru | Flow unit number and type of rock: A, alkalic basalts | ||
| 3 | Curie temperature | Curie temp | °C | Kono, Masaru | ||
| 4 | Type | Type | Kono, Masaru | Optical microscopy | Thermomagnetic curve | |
| 5 | Stage | Stage | Kono, Masaru | Optical microscopy | Oxidation stage = degree of high-temperature oxidation of titanomagnetite: N, L, M, H = no, low, moderate, high oxidation | |
| 6 | Ilmenite | Ilm | Kono, Masaru | Optical microscopy | Presence of ilmenite lamellae in (III) planes of (titano-) magnetite host crystal | |
| 7 | Pseudobrookite | Psb | Kono, Masaru | Optical microscopy | Presence of pseudobrookite as oxidation product of Ti-rich phase | |
| 8 | Comment | Comment | Kono, Masaru |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
70 data points
Data
| 1 Sample label | 2 Unit | 3 Curie temp [°C] | 4 Type | 5 Stage | 6 Ilm | 7 Psb | 8 Comment |
|---|---|---|---|---|---|---|---|
| 55-430A-5-2,30-32 | 1 (A) | 520 | High-temperature oxidation | M-H | +++ | - | |
| 55-430A-5-3,107-109 | 1 (A) | 503 | High-temperature oxidation | L | - | - | Homogeneous grains. |
| 55-430A-5-5,44-46 | 2 (A) | 575 | High-temperature oxidation | H | ++ | ++ | Ilmenite lamellae broken down to hematite and pseudobrookite. |
| 55-430A-5-5,103-105 | 2 (A) | 583 | High-temperature oxidation | M-H | +++ | - | Olivines altered and contain patches of red hematite. |
| 55-430A-6-1,67-69 | 2 (A) | 575 | High-temperature oxidation | M-H | +++ | + | Some silicate replaced by iron oxides. |
| 55-430A-6-1,88-90 | 2 (A) | 576 | High-temperature oxidation | M-H | +++ | - | Some silicates replaced by iron oxides. |
| 55-430A-6-2,54-56 | 3 (A) | 582 | High-temperature oxidation | M-H | ++ | - | Titanomagnetite granulation. Patches of hematite. |
| 55-430A-6-2,122-124 | 3 (A) | 576 | High-temperature oxidation | M | +++ | - | |
| 55-430A-6-4,15-17 | 4 (A) | 577 | High-temperature oxidation | M-H | +++ | - | Replacement of silicates common. |