Cornetite is a phosphate of copper with hydroxyl, named after the geologist . It was discovered in 1917.
via Wikipedia infobox
{{Infobox mineral | name = Cornetite | category = Phosphate minerals | image = Cornetite-4jg1a.jpg | caption = Cornetite from the type locality, Star of the Congo Mine, Lubumbashi, Haut-Katanga District, Democratic Republic of the Congo. 5.7 × 3.9 × 3.9 cm in size | formula = Cu3PO4(OH)3 | IMAsymbol = Cne | molweight = 336.63 g/mol | strunz = 8.BE.15 | dana = 41.03.02.01 | system = Orthorhombic | class = Dipyramidal (mmm) H-M symbol: (2/m 2/m 2/m) | symmetry = Pbca | unit cell = a = 10.845(10) Å,b = 14.045(10) Å,c = 7.081(5) Å; Z = 8 | color = Dark blue to green-blue | habit = Crystals are short prismatic | twinning = On {h0l} | cleavage = None observed | mohs = 4.5 | solubility = cold HCl | luster = Vitreous | refractive = nα = 1.765 nβ = 1.810 nγ = 1.820 | opticalprop = Biaxial (−) | 2V = Measured: 33°, Calculated: 48° | dispersion = None | birefringence = δ = 0.055 max | pleochroism = Non-pleochroic | gravity = (Measured) 4.10 | diaphaneity = Transparent to translucent | references = }}
Cornetite is a phosphate of copper with hydroxyl, named after the geologist . It was discovered in 1917.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).