Advertisement

Identification of ‘Black Dots’ in Glass

  • 8 Accesses

Two types of ‘black dots’ defects in glass — chromite and silicon — are examined. Methods for determining their nature and the most likely reasons for their appearance are presented.

This is a preview of subscription content, log in to check access.

Access options

Buy single article

Instant unlimited access to the full article PDF.

US$ 39.95

Price includes VAT for USA

Subscribe to journal

Immediate online access to all issues from 2019. Subscription will auto renew annually.

US$ 199

This is the net price. Taxes to be calculated in checkout.

Fig. 1.
Fig. 2.
Fig. 3.
Fig. 4.
Fig. 5.
Fig. 6.

References

  1. 1.

    I. N. Popova, “On ‘black dots’ in glass,” Steklo Keram., No. 10, 35 – 36 (1960).

  2. 2.

    A. G. Minakov, “Scratches during grinding caused by the presence of stone in glass,” Steklo Keram., No. 5, 33 – 34 (1960); A. G. Minakov, “Grinding scratches due to stones in glass,” Glass Ceram., 17(5), 260 – 262 (1960).

  3. 3.

    N. I. Minko and A. G. Minakov, “A study of the nature and causes of the formation of ‘black dots’ in glass,” Ekspress-Inform. VNIIÉSM, Ser. Stekol’naya Prom-st’, No. 3 (1968).

  4. 4.

    I. A. Yudin and S. I. Smyshlyaev, “Chromite-escolaite stones in glass,” Steklo Keram., No. 9, 16 – 18 (1963); I. A. Yudin and S. I. Smyshlyaev, “Chromite-escolaite stones in glass,” Glass Ceram., 20(9), 477 – 479 (1930).

  5. 5.

    A. G. Bulakh, V. G. Krivovichev, and K. Frey (eds.), Mineralogical Encyclopedia [Russian translation], Nedra, Leningrad (1985)

  6. 6.

    N. I. Minko and V. A. Minakov, “A study of the structure of crystalline silicate materials in reflected light,” Zavod. Lab., No. 4, 36 (1964).

  7. 7.

    E. K. Lazarenko, A Course in Mineralogy [in Russian], Gostekhizdat Ukrainy, Kiev (1951).

  8. 8.

    N. I. Minko, O. A. Dobrinskaya, K. N. Gridyakin, and A. S. Bulgakov, “A systematic approach to the use of secondary products implementation in the technology of glass materials,” Steklo Keram., No. 5, 3 – 6 (2017); N. I. Minko, O. A. Dobrinskaya, K. N. Gridyakin, and A. S. Bulgakov, “Asystematic approach to secondary products implementation in glass-making,” Glass Ceram., 74(5 – 6), 149 – 152 (2017).

  9. 9.

    Structure and Methods for Producing Silicon [Electronic resource], Studopedia [site], [2015]. URL: https://studopedia.ru/18_31584_dstroenie-i-metodi-polucheniyakremniya.html (accessed March 15, 2019).

  10. 10.

    Production and use of silicon [Electronic resource] // Useful information on chemistry [site], [2011]. URL: http://khimie.ru/himiya-elementov/poluchenie-i-primenenie-kremniya (accessed March 15, 2019).

  11. 11.

    N. I. Minko and O. A. Dobrinskaya, “Technological particulares of cullet use in the production of glass materials,” Tekh. Tekhnol. Silikatov, 26(1), 9 – 14 (2019).

Download references

Author information

Correspondence to N. I. Min’ko.

Additional information

Translated from Steklo i Keramika, No. 10, pp. 3 – 8, October, 2019.

Rights and permissions

Reprints and Permissions

About this article

Verify currency and authenticity via CrossMark

Cite this article

Min’ko, N.I., Dobrinskaya, O.A. & Burlakov, N.M. Identification of ‘Black Dots’ in Glass. Glass Ceram 76, 365–369 (2020) doi:10.1007/s10717-020-00202-x

Download citation

Key words

  • defects in glass
  • physical and chemical methods of identification
  • sources of ‘black dots.’