Field | Value |
---|---|

Lab ID | CFW323 |

Field ID | 2108 |

Job ID | 12171 |

Sample submitter | Cathrall, John B. |

Project name | Wiseman AMRAP |

Date submitted | 10/21/1982 0:00:00 |

Country | United States |

State | AK |

Map quadrangle | Chandalar |

Geographic latitude | 67.54555 |

Geographic longitude | -148.27361 |

loc_desc | Mikado |

Sample source | stream sediment |

Collection method | grab/single |

Primary media type | concentrate |

Secondary media type | panned |

Sample media name | C3 fraction |

Sample comment | Au 2561 |

Sample preparation method | -35 HMC, bromoform @ 2.86 SG, modified Frantz ~ 0.6 amp w 15° slope & 10° tilt |

Sieve size | -35 mesh |

Lab ID | CFW323 |

Arsenopyrite | 90% |

Gold | present |

Barite | present |

Ore mineral comments | mstly ARS |

(click for info) | |

Geologic map unit | -148.27361, 67.54555 |

Nearby scientific data | Find additional scientific data near this location |

Element | Measured value | Units of measure | Analytical method |
---|---|---|---|

Beryllium | <2 | parts per million by weight | ES_SQ |

Boron | 50 | parts per million by weight | ES_SQ |

Magnesium | 0.05 | percent by weight | ES_SQ |

Calcium | 2 | percent by weight | ES_SQ |

Scandium | <10 | parts per million by weight | ES_SQ |

Titanium | 0.3 | percent by weight | ES_SQ |

Vanadium | <20 | parts per million by weight | ES_SQ |

Chromium | <20 | parts per million by weight | ES_SQ |

Manganese | 0.005 | percent by weight | ES_SQ |

Iron | 50 | percent by weight | ES_SQ |

Cobalt | 700 | parts per million by weight | ES_SQ |

Nickel | 1000 | parts per million by weight | ES_SQ |

Copper | 200 | parts per million by weight | ES_SQ |

Zinc | <500 | parts per million by weight | ES_SQ |

Arsenic | 20000.11 | parts per million by weight | ES_SQ |

Strontium | <200 | parts per million by weight | ES_SQ |

Yttrium | 100 | parts per million by weight | ES_SQ |

Zirconium | 150 | parts per million by weight | ES_SQ |

Niobium | <50 | parts per million by weight | ES_SQ |

Molybdenum | <10 | parts per million by weight | ES_SQ |

Silver | 300 | parts per million by weight | ES_SQ |

Cadmium | <50 | parts per million by weight | ES_SQ |

Tin | <20 | parts per million by weight | ES_SQ |

Antimony | 300 | parts per million by weight | ES_SQ |

Barium | 700 | parts per million by weight | ES_SQ |

Lanthanum | 50 | parts per million by weight | ES_SQ |

Tungsten | <100 | parts per million by weight | ES_SQ |

Gold | 1000.11 | parts per million by weight | ES_SQ |

Mercury | 9.11 | parts per million by weight | AA_TR |

Lead | 200 | parts per million by weight | ES_SQ |

Bismuth | <20 | parts per million by weight | ES_SQ |

Thorium | <200 | parts per million by weight | ES_SQ |

Element | Value | Units | Technique | Digestion | Decomposition | Laboratory |
---|---|---|---|---|---|---|

Beryllium | N2 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Boron | 50 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Magnesium | 0.05 | pct | ES | T | semi-quant 6-step ES | USGS-BOER |

Calcium | 2 | pct | ES | T | semi-quant 6-step ES | USGS-BOER |

Scandium | N10 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Titanium | 0.3 | pct | ES | T | semi-quant 6-step ES | USGS-BOER |

Vanadium | N20 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Chromium | N20 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Manganese | 0.005 | pct | ES | T | semi-quant 6-step ES | USGS-BOER |

Iron | 50 | pct | ES | T | semi-quant 6-step ES | USGS-BOER |

Cobalt | 700 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Nickel | 1000 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Copper | 200 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Zinc | N500 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Arsenic | G20000 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Strontium | N200 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Yttrium | 100 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Zirconium | 150 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Niobium | N50 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Molybdenum | N10 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Silver | 300 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Cadmium | N50 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Tin | N20 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Antimony | 300 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Barium | 700 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Lanthanum | 50 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Tungsten | N100 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Gold | G1000 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Mercury | G9 | ppm | AA | T | thermal release | USGS-BOER |

Lead | 200 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Bismuth | N20 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |

Thorium | N200 | ppm | ES | T | semi-quant 6-step ES | USGS-BOER |