Results 31 to 40 of about 305 (130)

Green stone beads from the excavation in Fewet

open access: yes, 2013
We present and discuss the results of the first archaeometric study carried out on green stone beads found in Garamantian archaeological sites from the Central Sahara.
P. Vignola, A. Zerboni
core   +2 more sources

Approaching prehistoric skills: experimental drilling in the context of bead manufacturing

open access: yesБългарско е-Списание за Археология, 2013
From the very Early Neolithic in the Balkans two categories of objects are recognized as having been involved in prehistoric drilling activities. The first is beads and other decorative and prestigious items made of bone, shell, pottery and various ...
Maria Gurova   +3 more
doaj  

Goethite with quartz (variety smoky) and microcline: Colorado, Park County, Lake George pegmatite district

open access: yes, 2022
The following information applies to the digital image:Related image: FRM1496A.[Specimen size] "2.9 x 1.3 x 0.9 in."The mineral specimen comes from the Lake George pegmatite district, Park County, Colorado. The locale is known for its amazonite specimens.

core  

An Egyptian green schist palette and an amazonite gemstone from the “Palace of the Copper Axes” at Batrawy, Jordan [PDF]

open access: yes, 2020
The exploration of the “Palace of the Copper Axes”, the Early Bronze Age III palace of the easternmost city of Southern Levant during the 3rd millennium BC, was resumed in 2018, during the 14th season of excavation at Khirbet al-Batrawy in north-central ...
T. Rinaldi   +5 more
core  

217: Amazonite Mineral

open access: yes
Amazonite (KAlSi3O8) is a green to blue-green colored variety of microcline, a potassium-rich member of the feldspar group. Microcline, sanidine, and orthoclase are all polymorphs of one another, this means that these minerals have the same chemical ...
Brazilian Dealer,, ZUHL
core   +1 more source

Beads from grave Loc. C10:408.

open access: yes, 2019
1, 4–6: turquoise; 2: carnelian; 3, 10: fragments of greenstone (amazonite?); 7, 8: turquoise (?); 9: fragment of shell bead; 11–12: two fragments of Conus sp. (Scan: HGKG; modified by HA).
Marion Benz (420130)   +7 more
core   +1 more source

Mineralogy of pegmatite with giant epidote crystals, near Chanishte, Macedonia [PDF]

open access: yes, 2001
Giant epidote crystals up to 2m long have a formula and unit cell parameters.Epidote is in association with albite, microc1ine (amazonite variety), muscovite, garnet, titanite and zircon.
Boev, Blazo   +5 more
core   +1 more source

Integrative and complementary practices in health, nurses' profile and care provided to people with hypertension: a mixed study design. [PDF]

open access: yesRev Lat Am Enfermagem, 2023
Wickert DC   +5 more
europepmc   +1 more source

Amazonitic alkali feldspar from the Tanakami Granitic pegmatite, southwest Japan

open access: yesJournal of Mineralogical and Petrological Sciences, 2010
This is the first detailed description of amazonitic alkali feldspar in Japan. The amazonitic feldspar is from pegmatite in the Tanakami Granite, southwest Japan. Macroscopically, the feldspar is characterized by the coexistence of pale blue and white parts.
NAKANO, Satoshi, MAKINO, Kuniaki
openaire   +2 more sources

Supplemental Material: Rubidium (Rb) enrichment processes in a highly evolved granitic system: Insights from the petrology and geochemistry of the Guobaoshan Rb deposit in eastern Tianshan, NW China

open access: yes
Table S1: LA-ICP-MS zircon U-Pb dating results of the biotite granite and columbite-group minerals from the amazonite granite. Table S2: In situ Rb-Sr isotope analysis results of amazonite-bearing granites, amazonite granite, amazonite pegmatite, and ...
et al. (7893743)   +2 more
core   +1 more source

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