AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Malawi > Aegirine with Microcline including Manebach Law Twin |
DESCRIPTION: | No. 75936 |
Mineral: | Aegirine with Microcline including Manebach Law Twin |
Locality: | 5 Km. NE of Mount Malosa, Zomba District, Malawi |
Description: | Complex cluster of intersecting lustrous black aegirine crystals to 85 mm with lustrous blocky translucent white-gray microcline crystals to 50 mm. One pair of microcline crystals are twinned following the Manebach Law of feldspar twinning. The microcline fluoresces dull red under shortwave UV illumination |
Overall Size: | 10.5x7.5x6.5 cm |
Crystals: | 1-85 mm |
Archived: | For reference only |
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