Collection:
Juneau—Douglas City Museum
Object ID:
2007.22.009A—C
Accession#:
2007.22
Credit Line:
Transferred from the U.S. Bureau of Land Management.
Object Name:
Inclinometer
Date:
06/07/1950
Description:
Inclinometer/Strike Indicator
Inclinometer or strike indicator. Measures relative strength of magnetism. Use to identify magnetic deposits. Essentially its a compass that measures the angle of a magnetite deposit compared to magnertic north.

A: Instrument
Small round directional compass. Outter edge is orange with tags that read: Property of WFOC, W0302, US Bureau of Mines and Property, United States Bureau of Mines, 8890. There is a small hole in the side. Attached to the compas is a silver ring with black string and a silver piece of metal.

B: Detachable Cover
Painted black metal cap. Tag that says: Property of United States Bureau of Mines, 8891.

C: Pin
Small metal pin. On one end there is a loop.
Notes:
The same types of measurements that can be taken with this instrument may also be taken with a Brunton Compass. The tool being used would have depended on the individual geologist making the assessment.
Search Terms:
Mining
T&E
JMIC
Surveying
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2007.22.009A2007.22.009A
2007.22.009B2007.22.009B
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