Property Value
id 11088627
igsn 10.60494/dcrp-1m58
sample_id TH141
eno 1083074
sampling_feature_name TH141
sampling_feature_type field site
sample_type unknown
sampling_method unknown
material_class rock
stratigraphic_unit Tick Hill syn-D3 pegmatite
geological_province None
sample_remark felsic pegmatite vein in the north wall of the pit, where it transects the dominant composite S1-2 fabric in biotite-chlorite schist at a low angle across sharp intrusive boundaries. The pegmatite intruded along the main D3 shear zone that forms the host to mineralization, and is associated with an array of en echelon quartz veins consistent with a normal-sinistral sense of movement, i.e. the pegmatite will provide an age for D3 normal faulting. Sample TH141 is not foliated and largely consists of coarse-grained albite and K-feldspar with subordinate quartz and minor biotite. Much of the feldspar was strongly altered to albite, epidote, sericite and clay minerals while biotite was replaced by chlorite.
earth_materials Y
structural_measurements None
inorganic_geochemistry None
organic_geochemistry None
geochronology None
isotope_groups None
hydrochemistry None
rock_properties None
mineralogy None
thin_sections None
repository_samples None
mineral_deposit_samples Y
mineral_deposit_waste_samples None
linked_files None
other_geological_data None
project_name None
gda94_longitude 139.9260336
gda94_latitude -21.6456144
sample_originator Le, T.X.
date_acquired None
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