A New Mirteralogical Nomenclature ID 



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ORDER II. BARYTINEA. 



Genus 1. Baralus.* 



H = 2.5 — 4. G=3.3 — 4.8. Streak uncolorcd. Contain slrontia or baryta. 



Sp. 1. . B. rubefaciens,f Strontianitc. 



2. B. prismaticus, Celestine. 



3. B. obliquus, Baryto-calcitc. 



4. B. fusilis, Witherite. 



5. B. rhombohedrus, Drcclite. 



6. B. ponderosus. Heavy spar. 



Genus 2. Spanialus.| 



H=4— 5. G = 3.4— 4.8. 



Sp. 1. S. hexagonus, Fluorine. 



2. S. dodecahedrus, Subsesquijluate of Cerium. 



3. S. quadratus, Carbonate of Cerium. 



4. S. Wollastonii, Silicate of Cerium. 



5. S. octahedrus, Microlite. 



6. S. rhombicus, Yttro-cerite. 



7. S. peritomus, Xenotitne. 



Genus 3. Scheelius. 



H=4— 45. 6=6—6.1. 

 Sp. 1. S. pyramidalis, Tungstate of lime. 



Genus 4. Stimmius.'^ 



H=2.5 — 3. G = 5.5 — 5.6. Contain antimony. 



Sp. 1. S. rhombicus, White antimony. 



Genus 5. Bismutaltjs. 



H=3 — 4.5. G = 5.9 — 6.1. Contain bismuth. '. 

 Sp. 1. B. ochraceus, Bismuth- Ochre. 



2. B. dodecahedrus, Bismuth-Blende. 



Genus 6. Zincaltjs. 



H=2.5 — 5.5. G = 4.3— 4.5. Contain zinc. 

 Sp. 1. Z. rhombohedrus, Calamine. 



2. Z. peritomus, Electric Calamine. 



3. Z. acrotomus, Willcmite. 



4. Z. diatomus, Hopeitc. 



* Bapoj, weight, and S\g, salt. t In allusion to its tinging flame red. 



% Emptor, rare, and aXj ; the species are salts of two rare minerals, cerium 

 and yttrium. 



$ Lrt'/j/ii, antimony. 



