Goethite, calcite - Taouz, Morocco, 69 grams
Goethite sample with a calcite overlay on one side.It comes from Taouz, Er Rachidia Province, Drâa-Tafilalet Region, Morocco.It measures 9.4 cm long by 6.1 cm wide and 3.1 cm thick.Its weight is 69 grams.Reference: 1161Additional photos and online ordering on the DGminéraux...
GARNET var. MELANITE and GRANDITE - Diakon, Cercle de Bafoulabe, Kayes, Mali
New and original discovered in Mali for these Garnet for the least surprising. These are two varieties of Garnet, the heart rather golden color is of the Grandite (= Grossular and Andradite), and the turn black color is a Melanite, titaniferous variety of Andradite. Several hypotheses have been...
VANADINITE var. ENDLICHITE ? - Couda workings, Mibladen, Midelt, Morocco
New discovery in April 2023 in Morocco. We put a question mark on Endlichite because the first analyses on these specimens reveal the absence of Arsenic. As a reminder, Endlichite is the high Arsenic variety of Vanadinite. We have the analyses on the specimens studied, we provide them of course...
GARNET var. ANDRADITE and CHALCEDONY - Diakon, Cercle de Bafoulabe, Kayes, Mali
This is the only specimen like this we found among the Garnets. Its well-defined form is atypical, normal, but sympathetic, and the association with Chalcedony gives a beautiful appearance to the piece.7,30 x 3,90 x 3,20 cmReference : 2432
TOPAZ and RHYOLITE - Thomas Range, Juab, Utah, USA
Beautiful set of finished and biterminated crystals of Topaze cognac on Rhyolite matrix from the famous locality of Thomas Range in the United States.8,60 x 6 x 5 cmReference : 2536
GRENAT var. MELANITE et GRANDITE - Diakon, Cercle de Bafoulabe, Kayes, Mali
New and original discovered in Mali for these Garnet for the least surprising. These are two varieties of Garnet, the heart rather golden color is of the Grandite (= Grossular and Andradite), and the turn black color is a Melanite, titaniferous variety of Andradite. Several hypotheses have been...
Manganocalcite - Madan, Bulgaria, 201 grams
Crystallization of manganocalcite with a light pink and pearly appearance, covered with small crystals of pyrite.This piece comes from Madan, Smolyan province, Bulgaria.It measures 8.3 cm long by 6.5 cm wide and 3.8 cm thick.Its weight is 201 grams.Reference: 1173Additional photos and online...
VANADINITE var. ENDLICHITE ? - Couda workings, Mibladen, Midelt, Morocco
New discovery in April 2023 in Morocco. We put a question mark on Endlichite because the first analyses on these specimens reveal the absence of Arsenic. As a reminder, Endlichite is the high Arsenic variety of Vanadinite. We have the analyses on the specimens studied, we provide them of course...
SAPPHIRINE - Vangaindrano, Fianorantsoa, Madagascar
Sapphirine is an ancient mineral described around 1920, very common in some types of metamorphic rocks. But curiously, very very rarely encountered in the state of crystals well automorphes. The first potables to be collected were found in Madagascar about 25 years ago. The largest crystals...
